N9TPB
FCC License Search
🕒 FCC license data updated today 8:30 am CDT (FCC files through Oct 1, 2026) · next update tomorrow 6:00 am CDT
Ask:
HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIW1SDN HAM
Amateur Extra class
licensed since 2013 (13 yrs)
W1SDN since 2015 · previously KK4TPU
Washington, DC
grid FM18lx
326 repeaters within 50 mi
🔒 Not available — currently licensed, through Nov 17, 2035. If it isn't renewed, it opens for vanity requests Nov 18, 2037.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
📝 W1SDN has filed vanity applications before — latest filed Oct 28, 2015 · what was requested
Currently held by Sean P Donovan · 2 holders on record
Current holder: Sean P Donovan
Held W1SDN Nov 17, 2015 → present · first licensed Aug 30, 2013 as KK4TPU · 2 licenses · FRN 0022948707
-
📦 Moved: Atlanta, GA → Washington, DC
- Licensee
- Sean P Donovan
- Address
- 3703 Jenifer St NW
Washington, DC 20015-1805
- FRN
- 0022948707
- Previous call
- KK4TPU (General)
- Last granted
- Sep 3, 2025
- Effective
- Sep 3, 2025
- Last action
- Sep 3, 2025
FCC actions (5)
- Sep 3, 2025 — License renewed LIREN
- May 21, 2019 — Administrative update LIAUA
- Aug 26, 2017 — Administrative update LIAUA
- Nov 17, 2015 — Vanity call sign granted VANGRT
- Nov 17, 2015 — License issued LIISS
-
- Licensee
- Sean P Donovan
- Address
- 71 Maddox Dr Ne Apt 12
Atlanta, GA 30309
- FRN
- 0022948707
- Last granted
- Aug 30, 2013
- Effective
- Aug 5, 2014
- Last action
- Nov 17, 2015
FCC actions (5)
- Nov 17, 2015 — License canceled LICAN
- Aug 5, 2014 — License modified LIMOD
- Sep 26, 2013 — License modified LIMOD
- Aug 30, 2013 — License issued LIISS
- Aug 30, 2013 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Apr 16, 2022 → Sep 27, 2026 · 12 snapshots · as W1SDN
Sean P Donovan
3703 Jenifer St NW, Washington, DC 20015-1805 - Seen Mar 28, 2015 → Sep 27, 2026 · 45 snapshots · as KK4TPU
Sean P Donovan
71 Maddox Dr Ne Apt 12, Atlanta, GA 30309 - Seen Sep 5, 2017 → May 6, 2019 · 7 snapshots · as W1SDN
Sean P Donovan
1685 35th St NW, Flr 1, Wasington, DC 20007 - Seen Oct 22, 2013 → May 22, 2014 · 3 snapshots · as KK4TPU
Sean P Donovan
800 Monroe Dr NE Apt 1, Atlanta, GA 30308
Previous holder: RALPH G THOMAS
Held W1SDN Dec 9, 1997 → Dec 9, 2007 · first licensed Dec 9, 1997 as W1SDN · 1 license · no FRN on file (pre-2001 records)
-
- Licensee
- RALPH G THOMAS
- Address
- 5156 SW BIMINI CIR S
PALM CITY, FL 34990
- Last granted
- Dec 9, 1997
- Effective
- Dec 9, 1997
- Last action
- Dec 10, 2009
FCC actions (1)
- Dec 10, 2009 — License expired LIEXP
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as W1SDN
RALPH G THOMAS
5156 SW BIMINI CIR S, PALM CITY, FL 34990
Vanity applications filed by W1SDN
Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.
| Filed · Award | Applicant | Requested (in order) | Status |
|---|---|---|---|
Filed Oct 28, 2015
Granted Sep 3, 2025
0007004760 |
KK4TPU · Sean P Donovan
· Amateur Extra
71 Maddox Dr Ne Apt 12, Atlanta, GA 30309
|
Granted
got W1SDN
|
Others requesting W1SDN
2 applications listed W1SDN as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Apr 16, 2019 | May 4, 2019 | KC1LHN · Joseph M Byrnes · Westfield, MA | 1 | Dismissed |
| Oct 28, 2015 | Nov 15, 2015 | KK4TPU · Sean P Donovan · Atlanta, GA | 2 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for W1SDN in the last 24 hours. They show up here within seconds of W1SDN beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Repeaters within 50 miles
326 repeaters within 50 miles of this address, closest first · sort: closest · most active · map these & export for a radio →
● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · click a dot for the repeater's page
● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)
| Miles | Call | Name | Output | Offset | Tone | Mode | Networks | Activity | Location |
|---|---|---|---|---|---|---|---|---|---|
| 0.2 | W3WDC | Washington W3WDC BM |
443.0125 | +5 | CC4 | DMR | BrandMeister 312819502 | — | Washington, DC |
| 2.0 | WA3KOK | Washington WAMU WA3KOK IRLP |
449.9750 | -5 | TSQL 107.2 | FM (analog) (FM,P25) | IRLP 4000 | — | Washington, DC |
| 2.2 | K3YGG | Bethesda NIH K3YGG EchoLink |
145.2900 | -0.6 | TONE 156.7 | FM (analog) | EchoLink 247014 | — | Bethesda, MD |
| 3.2 | KA3LAO | Silver Spring KA3LAO |
147.1800 | +0.6 | TONE 156.7 | FM (analog) (FM,P25) | — | Silver Spring, MD | |
| 3.2 | WB3GXW | Silver Spring WB3GXW EchoLink |
147.2250 | +0.6 | TONE 156.7 | FM (analog) | EchoLink 147225 | — | Silver Spring, MD |
| 3.2 | N3AUY | Silver Spring N3AUY |
29.6600 | -0.1 | TSQL 141.3 | FM (analog) | — | Silver Spring, MD | |
| 3.2 | N3AUY | Silver Spring N3AUY |
449.0250 | -5 | TONE 156.7 | FM (analog) | — | Silver Spring, MD | |
| 4.0 | KA3LAO | Washington KA3LAO |
145.1100 | -0.6 | CC1 | DMR | — | Washington, DC | |
| 4.0 | W3DCA | Washington W3DCA |
147.2700 | +0.6 | TONE 100.0 | FM (analog) | — | Washington, DC | |
| 4.0 | N3ADV | Washington N3ADV |
447.1750 | -5 | TONE 156.7 | FM (analog) | — | Washington, DC | |
| 4.6 | W3DOS | Washington Harry W3DOS |
145.1900 | -0.6 | TONE 151.4 | FM (analog) | — | Washington, DC | |
| 4.8 | W3AGB | Washington W3AGB DMRVA |
444.1625 | +5 | CC1 | DMR | DMRVA | — | Washington, DC |
| 4.8 | W3AGB | Washington W3AGB K4USD |
147.3600 | +0.6 | CC1 | DMR | K4USD | — | Washington, DC |
| 4.8 | W3AGB | Washington W3AGB |
1283.1000 | -12 | none | D-STAR | — | Washington, DC | |
| 4.8 | W3HAC | Washington W3HAC |
147.3600 | +0.6 | CC1 | DMR | — | Washington, DC | |
| 4.8 | W3HAC | Washington W3HAC |
1283.1000 | -12 | none | D-STAR | — | Washington, DC | |
| 5.8 | K3WS | Washington K3WS AllStar |
443.3750 | -5 | TONE 123.0 | FM (analog) | AllStar 27701 | — | Washington, DC |
| 5.8 | K3WS | Washington K3WS AllStar |
447.3750 | -5 | TONE 123.0 | FM (analog) | AllStar 27701 | — | Washington, DC |
| 5.8 | K3VOA | Washington Wilbu K3VOA AllStar |
147.0450 | +0.6 | TSQL 77.0 | FM (analog) | AllStar 23918 | — | Washington, DC |
| 5.8 | WB4MJF | Arlington WB4MJF |
145.1500 | -0.6 | TSQL 107.2 | FM (analog) | — | Arlington, VA | |
| 5.8 | W4WVP | Arlington W4WVP |
145.4700 | -0.6 | TONE 107.2 | FM (analog) | — | Arlington, VA | |
| 5.8 | WA4HIS | Arlington WA4HIS |
224.0600 | -1.6 | none | FM (analog) | — | Arlington, VA | |
| 5.8 | W4CIA | Arlington W4CIA |
441.4500 | +5 | TONE 110.9 | FM (analog) (FM,C4FM) | — | Arlington, VA | |
| 5.8 | AB4YP | Arlington AB4YP |
443.2000 | +5 | TSQL 114.8 | FM (analog) | — | Arlington, VA | |
| 5.8 | K4AF | Arlington K4AF |
444.5500 | +5 | TONE 88.5 | FM (analog) | — | Arlington, VA | |
| 5.8 | W4AVA | Arlington W4AVA |
448.6250 | -5 | TONE 107.2 | FM (analog) | — | Arlington, VA | |
| 5.8 | W4WVP | Arlington W4WVP |
449.3250 | -5 | TONE 151.4 | FM (analog) | — | Arlington, VA | |
| 5.8 | WA4EKJ | Arlington WA4EKJ |
224.6200 | -1.6 | none | FM (analog) | — | Arlington, VA | |
| 6.1 | N3TUK | Adelphi N3TUK AllStar |
443.6625 | +5 | CC1 | DMR | AllStar 43105 BrandMeister 313057 | — | Adelphi, MD |
| 6.3 | W3KIT | SHARI-UHF W3KIT AllStar |
438.2875 | simplex | TONE 203.5 | FM (analog) | AllStar 547612 AllStar 547619 | — | SHARI-UHF Maryland, MD |
| 6.5 | WA3YOO | North Bethesda WA3YOO |
224.9400 | -1.6 | TONE 156.7 | FM (analog) | — | North Bethesda, MD | |
| 6.6 | W3NAB | Washington W3NAB AllStar |
442.7000 | +5 | TONE 103.5 | FM (analog) | AllStar 53645 | — | Washington, DC |
| 6.6 | W3MFP | Wheaton W3MFP BM |
442.8875 | +5 | CC5 | DMR | BrandMeister 312428101 | — | Wheaton, MD |
| 6.7 | N8HM | Arlington N8HM BM |
438.4500 | -5 | CC1 | DMR | BrandMeister 311101701 | — | Arlington, VA |
| 7.0 | KV3B | Rockville KV3B |
146.9550 | -0.6 | none | FM (analog) | — | Rockville, MD | |
| 7.0 | W3EAX | College Park UMD W3EAX EchoLink |
145.4900 | -0.6 | none | FM (analog) | EchoLink 318547 | — | College Park, MD |
| 7.4 | K3GMR | Bladensburg K3GMR EchoLink |
146.6100 | -0.6 | TSQL 77.0 | FM (analog) | EchoLink 796114 | — | Bladensburg, MD |
| 7.6 | N3BBF | Potomac N3BBF BM |
442.9000 | +5 | CC1 | DMR | BrandMeister 314963 | — | Potomac, MD |
| 7.6 | N3BBF | Potomac N3BBF BM |
447.8750 | -5 | CC1 | DMR | BrandMeister 314982 | — | Potomac, MD |
| 7.7 | W4AVA | Falls Church W4AVA |
146.6250 | -0.6 | TSQL 107.2 | FM (analog) | — | Falls Church, VA | |
| 7.7 | W4AVA | Falls Church W4AVA |
447.6250 | -5 | TSQL 107.2 | FM (analog) | — | Falls Church, VA | |
| 7.7 | K4HTA | Tysons Corner K4HTA AllStar |
146.6850 | -0.6 | TONE 110.9 | FM (analog) | EchoLink 633487 AllStar 52093 🗓 1 net | 1 net · 38 check-ins · 27 stations | Tysons Corner, VA |
| 8.2 | K0BMM | Arlington K0BMM BM |
447.3125 | -5 | CC1 | DMR | BrandMeister 322315305 | — | Arlington, VA |
| 8.3 | W3HAC | Washington W3HAC |
444.1625 | +5 | CC0 | DMR | — | Washington, DC | |
| 8.5 | W9DSG | Falls Church W9DSG BM |
448.0625 | -5 | CC1 | DMR | BrandMeister 3223922 | — | Falls Church, VA |
| 8.6 | WA3RF | Cheverly WA3RF AllStar |
441.0000 | +5 | TONE 173.8 | FM (analog) | AllStar 57512 | — | Cheverly, MD |
| 8.7 | NV4FM | Tysons Corner NV4FM |
145.3400 | -0.6 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 8.7 | NV4FM | Tysons Corner NV4FM |
448.0350 | -5 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 8.7 | NV4FM | Tysons Corner NV4FM |
1282.8000 | -12 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 8.7 | W4HFH | Alexandria W4HFH |
53.1300 | -1 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 8.7 | W4HFH | Alexandria W4HFH |
147.3150 | +0.6 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 8.7 | W4HFH | Alexandria W4HFH |
224.8200 | -1.6 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 8.7 | W4HFH | Alexandria W4HFH |
444.6000 | +5 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 8.7 | W4HFH | Alexandria W4HFH |
1282.6000 | -12 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 9.1 | NV4FM | Tysons Corner NV4FM |
146.9100 | -0.6 | TSQL 77.0 | FM (analog) | 🗓 1 net | 1 net | Tysons Corner, VA |
| 9.1 | NV4FM | Tysons Corner NV4FM |
447.0250 | -5 | TSQL 77.0 | FM (analog) | 🗓 1 net | 1 net | Tysons Corner, VA |
| 9.1 | N9KET | Tysons Corner N9KET Interstate |
441.3375 | +5 | CC1 | DMR | Interstate | — | Tysons Corner, VA |
| 9.2 | K4SVT | Forest K4SVT BM |
441.9000 | +5 | CC1 | DMR | BrandMeister 311287801 | — | Forest, VA |
| 9.6 | WA3YOO | Rockville WA3YOO Interstat |
443.9000 | +5 | TONE 156.7 | FM (analog) (DMR,FM,P25) | Interstate-3-Network | — | Rockville, MD |
| 9.6 | W4HFH | Alexandria W4HFH |
145.3800 | -0.6 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 9.6 | W4HFH | Alexandria Hosp W4HFH |
442.0600 | +5 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 9.6 | W4HFH | Alexandria Hosp W4HFH |
1284.6000 | -12 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 9.7 | WA3KOK | Rockville WA3KOK |
927.1375 | -25 | TONE 156.7 | FM (analog) | — | Rockville, MD | |
| 9.7 | N3JFW | Rockville N3JFW K4USD-Net |
442.4875 | +5 | CC1 | DMR | K4USD-Net | — | Rockville, MD |
| 9.7 | KV3B | Rockville KV3B |
442.7500 | +5 | TSQL 156.7 | FM (analog) (C4FM,FM) | — | Rockville, MD | |
| 9.7 | K3VOA | Silver Spring K3VOA AllStar |
447.5750 | -5 | TONE 77.0 | FM (analog) | AllStar 23919 | — | Silver Spring, MD |
| 9.7 | KY3O | Calverton KY3O BM |
438.4500 | -5 | CC1 | DMR | BrandMeister 318573701 | — | Calverton, MD |
| 10.1 | N3JLT | Alexandria N3JLT Interstate |
443.1000 | +5 | CC1 | DMR | Interstate 🗓 1 net | 1 net · 70 check-ins · 39 stations | Alexandria, VA |
| 10.3 | NC3M | Rockville NC3M AllStar |
445.9750 | simplex | TONE 100.0 | FM (analog) | AllStar 47835 | — | Rockville, MD |
| 10.5 | K4US | Alexandria GW K4US |
146.6550 | -0.6 | TSQL 141.3 | FM (analog) (C4FM,FM) | — | Alexandria, VA | |
| 10.7 | N4FRS | Alexandria N4FRS |
449.3750 | -5 | TONE 203.5 | FM (analog) (FM,DV) | — | Alexandria, VA | |
| 10.7 | W4HFH | Alexandria W4HFH DMRVA |
442.4125 | +5 | CC1 | DMR | DMRVA 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 10.7 | W4HFH | Alexandria W4HFH |
927.6000 | -25 | TSQL 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 10.9 | WA3NAN | Greenbelt WA3NAN |
146.8350 | -0.6 | TONE 114.8 | FM (analog) | — | Greenbelt, MD | |
| 10.9 | W3GMR | Greenbelt W3GMR |
146.8800 | -0.6 | TSQL 77.0 | FM (analog) | — | Greenbelt, MD | |
| 10.9 | N3QEM | Vienna N3QEM Interstate |
442.9000 | +5 | CC1 | DMR | Interstate AWSVirginia | — | Vienna, VA |
| 11.0 | W4CIA | Annandale Inova W4CIA |
147.2100 | +0.6 | TONE 110.9 | FM (analog) (FM,C4FM) | — | Annandale, VA | |
| 11.1 | K3ERA | Lanham DC Hosp K3ERA |
447.3250 | -5 | TONE 110.9 | FM (analog) | 🗓 2 nets | 2 nets · 39 check-ins · 15 stations | Lanham, MD |
| 11.2 | N3QEM | Vienna N3QEM Interstate |
927.6750 | -25 | CC1 | DMR | Interstate | — | Vienna, VA |
| 11.2 | N9KET | Vienna N9KET BM |
445.8000 | -5 | CC1 | DMR | BrandMeister 316759602 BrandMeister 316759603 BrandMeister 316759605 BrandMeister 316759606 BrandMeister 316759608 BrandMeister 316759611 BrandMeister 316759612 BrandMeister 316759614 BrandMeister 316759615 BrandMeister 316759617 BrandMeister 316759618 BrandMeister 316759620 BrandMeister 316759623 | — | Vienna, VA |
| 11.3 | N3QEM | Vienna N3QEM Interstate |
145.1763 | -0.6 | CC13 | DMR | Interstate | — | Vienna, VA |
| 11.6 | K3ERA | District Heights K3ERA EchoLink |
145.2300 | -0.6 | TSQL 110.9 | FM (analog) (FM,C4FM) | EchoLink 294165 🗓 2 nets | 2 nets · 39 check-ins · 15 stations | District Heights, MD |
| 12.5 | N4FRS | Alexandria N4FRS |
1283.2000 | -12 | TSQL 203.5 | FM (analog) (FM,DV) | — | Alexandria, VA | |
| 13.3 | KN4EAR | Reston KN4EAR BM |
430.8000 | in 445.8000 | CC1 | DMR | BrandMeister 3100457 | — | Reston, VA |
| 13.4 | K3UCB | Olney K3UCB Interstate |
442.9000 | +5 | CC1 | DMR | Interstate-Network | — | Olney, MD |
| 13.5 | WA3KOK | Ashton WA3KOK |
444.0500 | +5 | none | FM (analog) (FM,P25) | — | Ashton, MD | |
| 13.6 | N3AGB | Ashton N3AGB |
53.2500 | -1 | TSQL 100.0 | FM (analog) | — | Ashton, MD | |
| 13.6 | KC3BXH | Ashton KC3BXH EchoLink |
147.0000 | -0.6 | TONE 156.7 | FM (analog) (FM,P25) | EchoLink 105440 | — | Ashton, MD |
| 13.6 | K3WX | Ashton K3WX |
224.5400 | -1.6 | TONE 156.7 | FM (analog) | — | Ashton, MD | |
| 13.6 | KC3BXH | Ashton KC3BXH |
443.1500 | +5 | TSQL 156.7 | FM (analog) (FM,P25) | — | Ashton, MD | |
| 13.6 | KC3BXH | Ashton KC3BXH IRLP |
927.7250 | -25 | TONE 156.7 | FM (analog) | IRLP 4088 | — | Ashton, MD |
| 13.8 | WA3KOK | Ashton WA3KOK Interstat |
442.2375 | +5 | none | FM (analog) (DMR,FM) | Interstate-Network | — | Ashton, MD |
| 14.0 | W4ATN | Largo W4ATN MARC |
443.7875 | +5 | CC3 | DMR | DMR-MARC | — | Largo, MD |
| 14.1 | W8RBJ | Reston Atrium W8RBJ EchoLink |
147.3750 | +0.6 | TSQL 131.8 | FM (analog) | EchoLink 188962 | — | Reston, VA |
| 14.6 | KV3B | Gaithersburg KV3B |
53.2700 | -1 | TSQL 156.7 | FM (analog) | — | Gaithersburg, MD | |
| 14.6 | W3SQN | Laurel W3SQN BM |
442.9000 | +5 | CC1 | DMR | BrandMeister 312418 | — | Laurel, MD |
| 14.7 | KA3LAO | Gaithersburg RF KA3LAO Interstat |
441.8875 | +5 | CC1 | DMR | Interstate-Network | — | Gaithersburg, MD |
| 15.4 | W4ATN | Laurel W4ATN |
443.8000 | +5 | CC3 | DMR | — | Laurel, MD | |
| 15.4 | W4ATN | Laurel W4ATN |
145.3900 | -0.6 | none | FM (analog) | — | Laurel, MD | |
| 15.4 | W3LRC | Laurel W3LRC |
442.5000 | +5 | TONE 156.7 | FM (analog) | — | Laurel, MD | |
| 15.4 | N3LHD | Upper Marlboro N3LHD Interstate |
444.6500 | +5 | CC6 | DMR | Interstate-c-Bridge-1 | — | Upper Marlboro, MD |
| 16.1 | WA3KOK | Laurel WA3KOK IRLP |
446.5000 | simplex | TSQL 100.0 | FM (analog) | IRLP 4332 | — | Laurel, MD |
| 16.3 | KN4ANG | Burke KN4ANG IRLP |
448.3000 | simplex | TSQL 110.9 | FM (analog) | IRLP 4048 | — | Burke, VA |
| 16.9 | N3QEM | Herndon N3QEM Interstate |
145.1637 | -0.6 | CC13 | DMR | Interstate | — | Herndon, VA |
| 17.0 | N3QEM | Herndon Worldgat N3QEM Interstate |
442.4375 | +5 | CC1 | DMR | Interstate | — | Herndon, VA |
| 17.0 | N1RM | Reston N1RM |
443.0000 | +5 | TONE 88.5 | FM (analog) | — | Reston, VA | |
| 17.0 | N4CV | Herndon N4CV AWSVirginia |
443.0875 | +5 | CC1 | DMR | AWSVirginia | — | Herndon, VA |
| 17.0 | N3OCQ | Herndon N3OCQ BM |
447.3500 | -5 | CC1 | DMR | BrandMeister 314789 | — | Herndon, VA |
| 17.2 | NV4FM | Fairfax NV4FM AllStar |
146.7900 | -0.6 | TSQL 77.0 | FM (analog) | AllStar 534142 🗓 1 net | 1 net | Fairfax, VA |
| 17.2 | NV4FM | Fairfax NV4FM |
224.1000 | -1.6 | TSQL 77.0 | FM (analog) | 🗓 1 net | 1 net | Fairfax, VA |
| 17.3 | N4FSC | Ashburn N4FSC |
145.3100 | -0.6 | TSQL 77.0 | FM (analog) | — | Ashburn, VA | |
| 17.4 | K4XY | Fairfax FO Hosp K4XY AllStar |
448.3750 | -5 | none | FM (analog) | AllStar 59777 | — | Fairfax, VA |
| 17.6 | KC3BFB | Fort KC3BFB |
146.7150 | -0.6 | TONE 110.9 | FM (analog) | — | Fort Washington, MD | |
| 17.9 | K3CUJ | Columbia K3CUJ WIRES-X |
449.4750 | -5 | Fusion (C4FM) | WIRES-X 30215 | — | Columbia, MD | |
| 18.3 | N3QEM | Sterling N3QEM AWSVirgini |
442.8750 | +5 | CC1 | DMR | AWSVirginia | — | Sterling, VA |
| 18.3 | WA3KOK | Germantown WA3KOK |
147.2700 | +0.6 | TONE 156.7 | FM (analog) (FM,P25) | — | Germantown, MD | |
| 18.3 | KV3B | Germantown KV3B |
444.2000 | +5 | none | D-STAR | — | Germantown, MD | |
| 19.3 | KB3HGW | Jessup KB3HGW BM |
448.8000 | -5 | CC1 | DMR | BrandMeister 321114701 | — | Jessup, MD |
| 19.9 | W3YVV | Dayton W3YVV |
927.5375 | -25 | TSQL 156.7 | FM (analog) | — | Dayton, MD | |
| 20.3 | K4IAD | Chantilly Dulles K4IAD |
444.7500 | +5 | TONE 100.0 | FM (analog) | — | Chantilly, VA | |
| 20.3 | K4IAD | Dulles Arpt K4IAD |
147.3300 | +0.6 | TONE 203.5 | FM (analog) | — | Dulles, VA | |
| 20.3 | KG1JAG | Town L0C4T0R KG1JAG BM |
446.5000 | -5 | CC1 | DMR | BrandMeister 321925001 | — | Town, L0C4T0R, MD |
| 20.3 | W3CAM | Columbia W3CAM |
224.8600 | -1.6 | none | FM (analog) | — | Columbia, MD | |
| 20.6 | W3SMR | Brandywine W3SMR |
147.1500 | +0.6 | TSQL 114.8 | FM (analog) | — | Brandywine, MD | |
| 20.6 | KD4RTH | Chantilly KD4RTH BM |
443.1500 | +5 | CC1 | DMR | BrandMeister 310763 | — | Chantilly, VA |
| 20.6 | N3OCQ | Chantilly N3OCQ BM |
443.3500 | +5 | CC1 | DMR | BrandMeister 314601 | — | Chantilly, VA |
| 20.6 | KA3LAO | Jessup KA3LAO Interstat |
442.7125 | +5 | CC1 | DMR | Interstate-2-Network | — | Jessup, MD |
| 20.6 | WA3DZD | Jessup WA3DZD |
146.7600 | -0.6 | TSQL 107.2 | FM (analog) | — | Jessup, MD | |
| 20.6 | WA3DZD | Jessup WA3DZD |
444.0000 | +5 | TSQL 107.2 | FM (analog) | — | Jessup, MD | |
| 20.8 | KB3IAI | Gambrills KB3IAI BM |
439.9000 | in 438.2000 | CC1 | DMR | BrandMeister 3172111 | — | Gambrills, MD |
| 21.7 | WA3YUV | Brandywine WA3YUV |
443.6000 | +5 | TSQL 103.5 | FM (analog) (FM,C4FM) | — | Brandywine, MD | |
| 22.1 | N3SCP | Gambrills N3SCP WIRES-X |
442.5500 | +5 | TONE 107.2 | FM (analog) (FM,C4FM) | WIRES-X 18557 | — | Gambrills, MD |
| 22.1 | N3SCP | Gambrills N3SCP WIRES-X |
447.5500 | -5 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 18557 | — | Gambrills, MD |
| 22.6 | KB3LYL | Damascus KB3LYL K4USD-Net |
442.2125 | +5 | CC1 | DMR | K4USD-Net | — | Damascus, MD |
| 22.8 | W3VPR | Davidsonville W3VPR |
147.1050 | +0.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Davidsonville, MD |
| 22.8 | W3VPR | Davidsonville W3VPR |
223.8800 | -1.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Davidsonville, MD |
| 22.8 | W3VPR | Davidsonville W3VPR |
444.4000 | +5 | TSQL 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Davidsonville, MD |
| 22.8 | NV4FM | Ashburn NV4FM |
53.6100 | -1 | none | FM (analog) | 🗓 1 net | 1 net | Ashburn, VA |
| 22.8 | WB6EFW | Ashburn WB6EFW BM |
434.0000 | +5 | CC1 | DMR | BrandMeister 315103901 | — | Ashburn, VA |
| 22.9 | KA4DCS | Woodbridge Potom KA4DCS |
444.8500 | +5 | none | FM (analog) | — | Woodbridge, VA | |
| 23.1 | W4IY | Woodbridge W4IY AllStar |
147.2400 | +0.6 | TSQL 107.2 | FM (analog) | AllStar 52951 EchoLink 615284 | — | Woodbridge, VA |
| 23.1 | W4IY | Woodbridge W4IY |
224.7800 | -1.6 | none | FM (analog) | — | Woodbridge, VA | |
| 23.1 | W4IY | Woodbridge W4IY WIRES-X |
444.9000 | +5 | TSQL 127.3 | FM (analog) (FM,C4FM) | WIRES-X 73418 | — | Woodbridge, VA |
| 23.1 | K3CUJ | Columbia K3CUJ |
147.1350 | +0.6 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Columbia, MD | |
| 23.4 | WB6EFW | Ashburn WB6EFW BM |
442.1375 | +5 | CC1 | DMR | BrandMeister 315107 | — | Ashburn, VA |
| 23.4 | WB6EFW | Leesburg WB6EFW AllStar |
145.1850 | -0.6 | TSQL 103.5 | FM (analog) | AllStar 66672 EchoLink 485356 | — | Leesburg, VA |
| 23.4 | WB6EFW | Leesburg WB6EFW |
224.0000 | -1.6 | TSQL 123.0 | FM (analog) | — | Leesburg, VA | |
| 23.7 | KA2JAI | Millersville KA2JAI EchoLink |
146.8050 | -0.6 | TSQL 107.2 | FM (analog) | EchoLink 🗓 1 net | 1 net | Millersville, MD |
| 23.9 | KK4QGD | Manassas Park KK4QGD BM |
425.5000 | +5 | CC1 | DMR | BrandMeister 313135 | — | Manassas Park, VA |
| 24.2 | WD4HRO | Woodbridge WD4HRO |
1293.0000 | -20 | none | D-STAR | — | Woodbridge, VA | |
| 24.4 | KO4NCX | Ashburn KO4NCX BM |
447.6750 | -5 | none | D-STAR (DMR,DV) | BrandMeister 312899 | — | Ashburn, VA |
| 24.9 | K3CUJ | Cooksville K3CUJ |
448.2750 | -5 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Cooksville, MD | |
| 25.0 | W3VPR | Crownsville W3VPR EchoLink |
147.0750 | +0.6 | TSQL 107.2 | FM (analog) | EchoLink 524902 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Crownsville, MD |
| 25.2 | K3CUJ | Cooksville K3CUJ |
147.3900 | +0.6 | TONE 156.7 | FM (analog) (C4FM,FM) | — | Cooksville, MD | |
| 25.2 | NQ4T | Manassas NQ4T AllStar |
223.4000 | simplex | TONE 100.0 | FM (analog) | AllStar 594081 | — | Manassas, VA |
| 25.2 | NQ4T | Manassas NQ4T AllStar |
439.8000 | simplex | TONE 100.0 | FM (analog) | AllStar 59408 AllStar 594080 | — | Manassas, VA |
| 25.8 | N3EZD | Ellicott City N3EZD |
224.3200 | -1.6 | none | FM (analog) | — | Ellicott City, MD | |
| 25.8 | N3EZD | Ellicott City N3EZD |
449.5250 | -5 | TONE 100.0 | FM (analog) | — | Ellicott City, MD | |
| 25.8 | KC3OQK | Ellicott City KC3OQK BM |
439.0000 | -5 | CC1 | DMR | BrandMeister 3159601 | — | Ellicott City, MD |
| 25.8 | KC3OQK | Ellicott City KC3OQK BM |
449.0000 | -5 | CC1 | DMR | BrandMeister 315960101 | — | Ellicott City, MD |
| 25.9 | W3CU | Millersville W3CU EchoLink |
146.8050 | -0.6 | TONE 107.2 | FM (analog) | EchoLink 90911 | — | Millersville, MD |
| 25.9 | W3VPR | Millersville W3VPR |
224.5600 | -1.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Millersville, MD |
| 25.9 | W3CU | Millersville W3CU |
449.1250 | -5 | TONE 107.2 | FM (analog) (FM,C4FM) | — | Millersville, MD | |
| 26.1 | K4GVT | Manassas K4GVT |
443.5000 | +5 | TSQL 110.9 | FM (analog) | — | Manassas, VA | |
| 26.4 | W4OVH Listed as W4OVH/R |
Manassas W4OVH AllStar |
224.6600 | -1.6 | TONE 100.0 | FM (analog) | AllStar 47551 | — | Manassas, VA |
| 26.4 | W4OVH | Manassas NOVEC W4OVH |
146.8650 | -0.6 | none | D-STAR | — | Manassas, VA | |
| 26.4 | W4OVH | Manassas NOVEC W4OVH |
442.5125 | +5 | none | D-STAR | — | Manassas, VA | |
| 27.1 | KB3CMA | Annapolis Broad KB3CMA Interstat |
441.8375 | +5 | CC1 | DMR | Interstate-3 | — | Annapolis, MD |
| 27.1 | KB3CMA | Annapolis Broad KB3CMA |
442.3000 | +5 | TSQL 107.2 | FM (analog) (C4FM,FM) | — | Annapolis, MD | |
| 27.2 | W4OVH | Manassas Wtr W4OVH AllStar |
146.9700 | -0.6 | TONE 100.0 | FM (analog) | AllStar 46931 | — | Manassas, VA |
| 27.2 | W4OVH | Manassas Wtr W4OVH AllStar |
442.2000 | +5 | TONE 100.0 | FM (analog) (FM,C4FM) | AllStar 27061 | — | Manassas, VA |
| 27.6 | N6PPP | Town L0C4T0R N6PPP BM |
445.0000 | -5 | CC1 | DMR | BrandMeister 3110809 | — | Town, L0C4T0R, MD |
| 27.7 | N3MIR | Glen Burnie N3MIR |
442.6000 | +5 | TONE 127.3 | FM (analog) | — | Glen Burnie, MD | |
| 27.7 | N3LPV | Glen Burnie N3LPV EchoLink |
146.5650 | in 144.6000 | none | FM (analog) | EchoLink 242213 | — | Glen Burnie, MD |
| 28.2 | N3EV | Leesburg N3EV BM |
145.1700 | -0.6 | CC1 | DMR | BrandMeister 311789 | — | Leesburg, VA |
| 28.2 | N3EV | Leesburg N3EV BM |
442.9000 | +5 | CC1 | DMR | BrandMeister 311790 | — | Leesburg, VA |
| 28.2 | N3EV | Leesburg N3EV BM |
447.8750 | -5 | CC1 | DMR | BrandMeister 311791 | — | Leesburg, VA |
| 28.2 | N3EV | Leesburg N3EV BM |
447.8250 | -5 | CC1 | DMR | BrandMeister 311792 | — | Leesburg, VA |
| 28.2 | N3EV | Leesburg N3EV BM |
447.7250 | -5 | CC1 | DMR | BrandMeister 311793 | — | Leesburg, VA |
| 28.2 | WR3D | Leesburg WR3D OpenDMR |
443.9000 | +5 | CC1 | DMR | OpenDMR | — | Leesburg, VA |
| 28.5 | W3CPO | Glen Burnie W3CPO BM |
448.5000 | -5 | CC1 | DMR | BrandMeister 312442201 | — | Glen Burnie, MD |
| 28.6 | WA4TXE | Leesburg WA4TXE |
146.7000 | -0.6 | TONE 77.0 | FM (analog) | — | Leesburg, VA | |
| 28.6 | WA4TXE | Leesburg WA4TXE |
442.1000 | +5 | TONE 77.0 | FM (analog) | — | Leesburg, VA | |
| 28.6 | WA3KOK | Leesburg WA3KOK |
927.0500 | -25 | TSQL 156.7 | P25 | — | Leesburg, VA | |
| 29.2 | W3CGT | Mount Airy W3CGT |
448.5750 | -5 | TONE 69.3 | FM (analog) | — | Mount Airy, MD | |
| 29.5 | WA3KOK | Baltimore Haleth WA3KOK |
442.2500 | +5 | TSQL 107.2 | FM (analog) (FM,P25) | — | Baltimore, MD | |
| 30.3 | K3PZN | Sykesville K3PZN |
147.2850 | +0.6 | TONE 156.7 | FM (analog) | 🗓 1 net | 1 net | Sykesville, MD |
| 31.0 | KC3FCQ | Arnold KC3FCQ BM |
442.8750 | +5 | CC1 | DMR | BrandMeister 312411801 | — | Arnold, MD |
| 31.2 | KR3LC | Pasadena KR3LC BM |
433.4500 | in 446.4500 | CC1 | DMR | BrandMeister 312414103 | — | Pasadena, MD |
| 31.3 | W4LAM | Gainesville W4LAM |
224.4600 | -1.6 | none | FM (analog) | — | Gainesville, VA | |
| 31.4 | KD3CXK | Brooklyn KD3CXK BM |
439.0650 | -1 | CC1 | DMR | BrandMeister 3223379 | — | Brooklyn, MD |
| 31.8 | WB3DZO | Randallstown WB3DZO |
443.3500 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Randallstown, MD | |
| 31.8 | N3LHD | Aquasco N3LHD Interstate |
442.4625 | +5 | CC1 | DMR | Interstate-c-Bridge-1 | — | Aquasco, MD |
| 31.9 | W4BRM | Haymarket BR Mtn W4BRM BM |
448.3250 | -5 | CC6 | DMR | BrandMeister 315148 | — | Haymarket, VA |
| 32.0 | W4BRM | Haymarket BR Mtn W4BRM AllStar |
53.4900 | -1 | TSQL 77.0 | FM (analog) | AllStar 51082 EchoLink 522456 | — | Haymarket, VA |
| 32.0 | W4BRM | Haymarket BR Mtn W4BRM |
224.4000 | -1.6 | TONE 77.0 | FM (analog) | — | Haymarket, VA | |
| 32.0 | W4BRM Listed as W4BRM/R |
Haymarket BR Mtn W4BRM AllStar |
448.2250 | -5 | TSQL 77.0 | FM (analog) (C4FM,FM) | AllStar 27021 EchoLink 522456 WIRES-X 30049 | — | Haymarket, VA |
| 32.0 | W4BRM | Haymarket BR Mtn W4BRM AllStar |
927.6250 | -25 | TONE 77.0 | FM (analog) | AllStar 27061 | — | Haymarket, VA |
| 32.1 | N4USI | Haymarket N4USI |
145.4500 | -0.6 | none | D-STAR | — | Haymarket, VA | |
| 32.1 | KA4DCS | Haymarket KA4DCS |
145.1300 | -0.6 | TSQL 107.2 | FM (analog) | — | Haymarket, VA | |
| 32.1 | W4BRM | Haymarket W4BRM |
145.4500 | -0.6 | none | D-STAR | — | Haymarket, VA | |
| 32.3 | K3CAL | Sunderland K3CAL EchoLink |
146.9850 | -0.6 | TONE 156.7 | FM (analog) (FM,C4FM) | EchoLink 389207 🗓 1 net | 1 net | Sunderland, MD |
| 32.3 | N3PPH | Sunderland Mt N3PPH Interstate |
441.6375 | +5 | CC1 | DMR | Interstate-2 | — | Sunderland, MD |
| 34.0 | K4AUI | Hamilton K4AUI |
441.7000 | +5 | none | FM (analog) | — | Hamilton, VA | |
| 34.0 | WA3KOK | Antioch BR Mtn WA3KOK |
447.7750 | -5 | TONE 107.2 | FM (analog) (FM,P25) | — | Antioch, VA | |
| 34.0 | KA4DCS | Antioch BR Mtn KA4DCS |
1286.1000 | -12 | none | FM (analog) | — | Antioch, VA | |
| 34.1 | N3CDY | Baltimore N3CDY Interstate |
927.0625 | -25 | CC1 | DMR | Interstate | — | Baltimore, MD |
| 34.5 | N3HAZ | Annapolis N3HAZ BM |
439.5500 | in 433.5500 | CC1 | DMR | BrandMeister 3197367 | — | Annapolis, MD |
| 35.4 | N3EJT | Owings Mills N3EJT Not-Linked |
147.1950 | +0.6 | CC1 | DMR | Not-Linked | — | Owings Mills, MD |
| 35.4 | N3CDY | Owings Mills N3CDY Interstate |
449.0750 | -5 | CC1 | DMR | Interstate | — | Owings Mills, MD |
| 35.4 | N3CDY | Owings Mills N3CDY |
927.5125 | -25 | TONE 156.7 | FM (analog) | — | Owings Mills, MD | |
| 35.8 | K3FBI | Quantico K3FBI |
147.3450 | +0.6 | TONE 167.9 | FM (analog) (FM,P25) | — | Quantico, VA | |
| 35.8 | K3FBI | Quantico K3FBI |
443.5500 | +5 | TONE 167.9 | P25 | — | Quantico, VA | |
| 36.4 | K3MAD | Frederick K3MAD |
147.0600 | +0.6 | TSQL 146.2 | FM (analog) | 🗓 2 nets | 2 nets · 113 check-ins · 38 stations | Frederick, MD |
| 36.4 | K3MAD | Frederick K3MAD |
224.2000 | -1.6 | TONE 123.0 | FM (analog) | 🗓 2 nets | 2 nets · 113 check-ins · 38 stations | Frederick, MD |
| 36.4 | WA3KOK | Frederick WA3KOK AllStar |
443.4000 | +5 | TSQL 136.5 | FM (analog) (FM,P25) | AllStar 60309 | — | Frederick, MD |
| 36.4 | KC3APF | Dundalk Key KC3APF WIRES-X |
448.6750 | -5 | TONE 91.5 | FM (analog) (FM,C4FM) | WIRES-X 30068 | — | Dundalk, MD |
| 37.3 | K3OCM | Charlotte Hall K3OCM K4USD-Net |
443.1875 | +5 | CC6 | DMR | K4USD-Net | — | Charlotte Hall, MD |
| 37.4 | K3LMS | Jefferson K3LMS |
443.3000 | +5 | TONE 100.0 | FM (analog) | — | Jefferson, MD | |
| 37.5 | WG3K | Chesapeake Beach WG3K BM |
444.3500 | +5 | none | D-STAR (DMR,DV) | BrandMeister 312393 | — | Chesapeake Beach, MD |
| 37.6 | W3PQS | Prince Frederick W3PQS |
53.1700 | -1 | TSQL 100.0 | FM (analog) | — | Prince Frederick, MD | |
| 37.6 | W3FDK | Frederick W3FDK |
145.1700 | -0.6 | none | D-STAR | 🗓 2 nets | 2 nets · 8 check-ins · 8 stations | Frederick, MD |
| 38.1 | K3ERM | Frederick K3ERM |
146.6400 | -0.6 | TSQL 156.7 | FM (analog) | — | Frederick, MD | |
| 38.6 | K3OCM | Towson K3OCM K4USD-Net |
443.8500 | +5 | CC6 | DMR | K4USD-Net | — | Towson, MD |
| 38.6 | N3FI | Barstow N3FI |
443.7000 | +5 | TSQL 179.9 | FM (analog) (FM,C4FM) | — | Barstow, MD | |
| 38.6 | W3SMD | Barstow W3SMD AllStar |
223.9000 | -1.6 | TONE 186.2 | FM (analog) | AllStar 513100 | — | Barstow, MD |
| 39.2 | N3PPH | Prince Frederick N3PPH Interstate |
441.3875 | +5 | CC1 | DMR | Interstate-3 | — | Prince Frederick, MD |
| 39.4 | W3ARK | Frederick Braddo W3ARK |
444.3500 | +5 | TSQL 100.0 | FM (analog) | — | Frederick, MD | |
| 39.4 | KR4KMS | Stafford KR4KMS BM |
449.5000 | -5 | CC7 | DMR | BrandMeister 322289401 | — | Stafford, VA |
| 39.5 | W3FT | Towson W3FT EchoLink |
146.6700 | -0.6 | TONE 107.2 | FM (analog) | EchoLink 286640 | — | Towson, MD |
| 39.5 | WR3IRS | Towson WR3IRS Interstat |
441.4000 | +5 | CC1 | DMR | Interstate | — | Towson, MD |
| 39.5 | N3CDY | Towson N3CDY |
449.2750 | -5 | TONE 107.2 | FM (analog) (FM,P25) | — | Towson, MD | |
| 39.6 | W3DHS | Towson W3DHS |
145.1400 | -0.6 | TONE 114.8 | D-STAR | — | Towson, MD | |
| 39.6 | W3DHS | Towson W3DHS EchoLink |
145.3300 | -0.6 | TONE 114.8 | FM (analog) | EchoLink 217618 | — | Towson, MD |
| 39.6 | WB3DZO | Towson WB3DZO |
147.0300 | +0.6 | TONE 156.7 | FM (analog) | — | Towson, MD | |
| 39.6 | W3DHS | Towson W3DHS |
442.1125 | +5 | TONE 114.8 | D-STAR | — | Towson, MD | |
| 39.6 | KJ4NXG | Round Hill KJ4NXG AllStar |
147.4200 | simplex | TONE 100.0 | FM (analog) | AllStar 50459 | — | Round Hill, VA |
| 39.7 | N3ST | Timonium N3ST |
449.6750 | -5 | TONE 167.9 | FM (analog) | — | Timonium, MD | |
| 39.8 | N3PX | Mechanicsville N3PX |
147.1950 | +0.6 | TSQL 156.7 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 12 stations | Mechanicsville, MD |
| 40.0 | WS4VA | Stafford WS4VA |
145.3200 | -0.6 | none | D-STAR | — | Stafford, VA | |
| 40.0 | WS4VA | Stafford WS4VA |
147.3750 | +0.6 | TSQL 79.7 | FM (analog) | — | Stafford, VA | |
| 40.0 | WS4VA | Stafford WS4VA WIRES-X |
444.4500 | +5 | Fusion (C4FM) | WIRES-X 54540 | — | Stafford, VA | |
| 40.0 | WS4VA | Stafford WS4VA |
447.2750 | -5 | none | D-STAR | — | Stafford, VA | |
| 40.0 | WS4VA | Stafford WS4VA |
1282.2000 | -12 | none | D-STAR | — | Stafford, VA | |
| 40.6 | N3SBP | Parkville N3SBP BM |
223.8000 | -1.6 | CC1 | DMR | BrandMeister 312410402 BrandMeister 314562 | — | Parkville, MD |
| 41.2 | W3PGA | Baltimore KHS W3PGA |
147.2400 | +0.6 | TSQL 123.0 | FM (analog) (FM,C4FM) | — | Baltimore, MD | |
| 41.3 | W3PGA | Baltimore KHS W3PGA |
449.5750 | -5 | TSQL 123.0 | FM (analog) (FM,C4FM) | — | Baltimore, MD | |
| 41.3 | KQ4TNV | Stafford KQ4TNV BM |
446.4125 | -5 | none | D-STAR (C4FM,DMR,DV) | BrandMeister 314452 | — | Stafford, VA |
| 41.3 | KQ4TNV | Stafford KQ4TNV WIRES-X |
145.7850 | simplex | Fusion (C4FM) | WIRES-X 99012 | — | Stafford, VA | |
| 41.6 | N3PZZ | Dahlgren Potomac N3PZZ |
145.2500 | -0.6 | TONE 88.5 | FM (analog) | — | Dahlgren, VA | |
| 41.6 | W3GAB | Stevensville W3GAB BM |
433.8000 | +5 | CC1 | DMR | BrandMeister 321788101 | — | Stevensville, MD |
| 42.0 | W3DAK | Middle River W3DAK EchoLink |
447.3750 | -5 | TONE 67.0 | FM (analog) (DMR,FM) | EchoLink 823021 BrandMeister 312299 | — | Middle River, MD |
| 42.1 | KC3SNV | Frederick KC3SNV BM |
438.0125 | -5 | CC1 | DMR | BrandMeister 318357102 | — | Frederick, MD |
| 42.2 | N3EMC | Middle River N3EMC AllStar |
927.7000 | -25 | TSQL 156.7 | FM (analog) (DMR,FM) | AllStar 67341 EchoLink 506758 TGIF | — | Middle River, MD |
| 42.3 | K3PZN | Westminster K3PZN |
145.4100 | -0.6 | TSQL 114.8 | FM (analog) | 🗓 1 net | 1 net | Westminster, MD |
| 42.3 | K3PZN | Westminster K3PZN |
449.8750 | -5 | TSQL 127.3 | FM (analog) (C4FM,FM) | 🗓 1 net | 1 net | Westminster, MD |
| 42.3 | K3PZN | Westminster K3PZN |
53.0900 | -1 | TSQL 107.2 | FM (analog) | 🗓 1 net | 1 net | Westminster, MD |
| 42.3 | N3JLT | Bluemont Mt N3JLT Interstate |
449.9250 | -5 | CC1 | DMR | Interstate-2-Network 🗓 1 net | 1 net · 70 check-ins · 39 stations | Bluemont, VA |
| 42.6 | W4VA | Warrenton W4VA AllStar |
147.1650 | +0.6 | TSQL 167.9 | FM (analog) | AllStar 46212 EchoLink 883791 🗓 1 net | 1 net · 1 check-ins · 1 stations | Warrenton, VA |
| 42.6 | W4VA | Warrenton W4VA |
442.2500 | +5 | TSQL 167.9 | FM (analog) | 🗓 1 net | 1 net · 1 check-ins · 1 stations | Warrenton, VA |
| 42.6 | K3LPV | Essex K3LPV BM |
449.9000 | -5 | CC1 | DMR | BrandMeister 310588 | — | Essex, MD |
| 42.6 | K3LPV | Essex K3LPV |
449.2000 | simplex | CC? | DMR | — | Essex, MD | |
| 42.6 | N3EST | Middle River N3EST |
147.3450 | +0.6 | TONE 192.8 | FM (analog) | — | Middle River, MD | |
| 42.6 | WB3FFV | Middle River MD WB3FFV BM |
438.0150 | -5 | CC1 | DMR | BrandMeister 322199401 | — | Middle River, MD FM1, MD |
| 42.6 | N3PZZ | King George Dahl N3PZZ |
145.3300 | -0.6 | TONE 88.5 | FM (analog) | — | King George, VA | |
| 42.7 | K3NXU | Cockeysville K3NXU |
145.1900 | -0.6 | TONE 110.9 | FM (analog) | — | Cockeysville, MD | |
| 42.7 | KB3BHO | Cockeysville KB3BHO |
448.5250 | -5 | TONE 82.5 | FM (analog) | — | Cockeysville, MD | |
| 43.1 | KR4IXC | Warrenton KR4IXC BM |
433.3350 | +1 | CC1 | DMR | BrandMeister 3221890 | — | Warrenton, VA |
| 43.3 | N3JLT | Bluemont Blue N3JLT |
147.3000 | +0.6 | TONE 146.2 | FM (analog) | 🗓 1 net | 1 net · 70 check-ins · 39 stations | Bluemont, VA |
| 43.5 | N3ITA | Frederick N3ITA |
442.8000 | +5 | TSQL 79.7 | FM (analog) (FM,P25) | — | Frederick, MD | |
| 43.5 | K3ERM | Frederick Gambri K3ERM WIRES-X |
448.4250 | -5 | TSQL 100.0 | FM (analog) (FM,C4FM) | WIRES-X 40386 | — | Frederick, MD |
| 43.5 | N3ST | Frederick Gambri N3ST |
444.1000 | +5 | TONE 167.9 | FM (analog) | — | Frederick, MD | |
| 43.5 | W3FDK | Frederick Gambri W3FDK AllStar |
146.7300 | -0.6 | TSQL 141.3 | FM (analog) | AllStar 54672 EchoLink 614369 🗓 2 nets | 2 nets · 8 check-ins · 8 stations | Frederick, MD |
| 43.5 | K3DO | Frederick K3DO BM |
447.8750 | -5 | CC1 | DMR | BrandMeister 312413 | — | Frederick, MD |
| 43.5 | W3FDK | Frederick Gambri W3FDK WIRES-X |
441.8000 | +5 | TSQL 141.3 | FM (analog) (FM,C4FM) | WIRES-X 01918 🗓 2 nets | 2 nets · 8 check-ins · 8 stations | Frederick, MD |
| 43.5 | N3KTX | Frederick Gambri N3KTX |
53.4700 | -1 | TSQL 107.2 | FM (analog) | — | Frederick, MD | |
| 43.5 | K3DO | Frederick Gambri K3DO BM |
441.9625 | +5 | none | D-STAR (DMR,DV) | BrandMeister 312413 | — | Frederick, MD |
| 43.5 | W3FDK | Frederick Gambri W3FDK |
444.8000 | +5 | none | D-STAR | 🗓 2 nets | 2 nets · 8 check-ins · 8 stations | Frederick, MD |
| 43.7 | N3KUN | Chaptico N3KUN |
145.2500 | -0.6 | TONE 110.9 | FM (analog) | — | Chaptico, MD | |
| 44.1 | K8GP Listed as K8GP/R |
Bluemont K8GP AllStar |
443.6500 | +5 | TONE 77.0 | FM (analog) | AllStar 28185 | — | Bluemont, VA |
| 44.5 | WA4TSC | Mt Weather WA4TSC |
147.3000 | +0.6 | TONE 146.2 | FM (analog) | 🗓 1 net | 1 net | Mt. Weather, VA |
| 45.1 | W3JEH | Perry Hall W3JEH |
223.8400 | -1.6 | none | FM (analog) | — | Perry Hall, MD | |
| 45.3 | KC8VFN | King George Locu KC8VFN |
146.7750 | -0.6 | TSQL 110.9 | FM (analog) | — | King George, VA | |
| 45.4 | N3PPH | Mechanicsville N3PPH Interstate |
441.7875 | +5 | CC1 | DMR | Interstate-2 | — | Mechanicsville, MD |
| 45.5 | K4MMJ | Fredericksb FMl8 K4MMJ BM |
433.1000 | +5 | CC1 | DMR | BrandMeister 317511602 | — | Fredericksburg, FMl8, VA |
| 46.0 | WS4VA | Stafford WS4VA |
145.2700 | -0.6 | TSQL 79.7 | FM (analog) | — | Stafford, VA | |
| 46.0 | WS4VA | Stafford WS4VA |
442.4500 | +5 | TONE 79.7 | FM (analog) (FM,C4FM) | — | Stafford, VA | |
| 46.8 | KD3SU | Boonsboro KD3SU AllStar |
146.7750 | -0.6 | TONE 114.8 | FM (analog) | AllStar 27299 | — | Boonsboro, MD |
| 47.1 | W3VLG | Charles Town W3VLG WIRES-X |
440.8000 | +5 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 52840 | — | Charles Town, WV |
| 47.1 | W3VLG | Charles Town W3VLG WIRES-X |
145.4800 | -0.6 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 33277 | — | Charles Town, WV |
| 47.2 | W4KGC | King George W4KGC |
146.7450 | -0.6 | TSQL 107.2 | FM (analog) | — | King George, VA | |
| 47.2 | K4GVA | King George K4GVA |
448.4750 | -5 | TONE 79.7 | FM (analog) | — | King George, VA | |
| 48.1 | WA4TXE | Charles Town WA4TXE |
146.8500 | -0.6 | TONE 77.0 | FM (analog) | — | Charles Town, WV | |
| 48.1 | N5SWR | Charles Town N5SWR WIRES-X |
145.4800 | -0.6 | Fusion (C4FM) | WIRES-X 33277 | — | Charles Town, WV | |
| 49.0 | KD3SU | Boonsboro KD3SU AllStar |
442.9500 | +5 | TONE 94.8 | FM (analog) | AllStar 27299 | — | Boonsboro, MD |
| 49.5 | W3BPT | Hollywood W3BPT Interstate |
146.8500 | -0.6 | CC1 | DMR | Interstate-3 | — | Hollywood, MD |
| 49.5 | KI4EKI | Amissville KI4EKI EchoLink |
223.5200 | simplex | TONE 141.3 | FM (analog) | EchoLink 175627 | — | Amissville, VA |
| 49.9 | N3PPH | Hollywood Fire N3PPH |
145.3500 | -0.6 | TONE 156.7 | FM (analog) | — | Hollywood, MD | |
| 50.0 | W1ZFB | Fredericksburg W1ZFB AllStar |
51.8600 | -0.5 | TONE 127.3 | FM (analog) | AllStar 42839 EchoLink 303832 | — | Fredericksburg, VA |
| 50.0 | AE4ML | Fredericksburg AE4ML DMRVA |
442.8500 | +5 | TSQL 79.7 | FM (analog) (DMR,FM,P25) | DMRVA | — | Fredericksburg, VA |
| 4.8 | K3MRC offline | Washington K3MRC |
145.4300 | -0.6 | TSQL 114.8 | FM (analog) (FM,C4FM) | — | Washington, DC | |
| 4.8 | KC3VO offline | Washington KC3VO |
448.8750 | -5 | none | FM (analog) | — | Washington, DC | |
| 5.8 | K3VOA offline | Washington Wilbu K3VOA |
448.5750 | -5 | TSQL 77.0 | FM (analog) | — | Washington, DC | |
| 6.1 | W3ARL offline | Adelphi W3ARL |
145.3700 | -0.6 | none | FM (analog) | — | Adelphi, MD | |
| 7.0 | N3HF offline | Silver Spring N3HF IRLP |
443.4500 | +5 | TSQL 156.7 | FM (analog) | IRLP 4712 | — | Silver Spring, MD |
| 9.8 | WB3GXW offline | Silver Spring WB3GXW |
444.2500 | +5 | TONE 156.7 | FM (analog) | — | Silver Spring, MD | |
| 15.3 | N3QEM offline | Fairfax N3QEM |
442.9125 | -5 | CC? | DMR | — | Fairfax, VA | |
| 16.0 | W3XJ offline | Bowie W3XJ |
442.1500 | +5 | none | FM (analog) | — | Bowie, MD | |
| 16.0 | WA3KOK offline | Laurel WA3KOK IRLP |
144.4400 | simplex | none | FM (analog) | IRLP 4173 | — | Laurel, MD |
| 16.0 | WA3KOK offline | Clarksville WA3KOK IRLP |
144.9700 | simplex | TSQL 107.2 | FM (analog) | IRLP 4542 | — | Clarksville, MD |
| 18.0 | W3LRC offline | Jessup W3LRC BM |
447.8500 | -5 | CC1 | DMR | BrandMeister 314342 | — | Jessup, MD |
| 20.3 | KI4AD offline | Ashburn Dulles KI4AD |
145.3100 | -0.6 | TSQL 77.0 | FM (analog) (FM,C4FM) | — | Ashburn, VA | |
| 22.4 | KQ4CI offline | Ashburn KQ4CI WIRES-X |
447.9000 | -5 | TSQL 100.0 | FM (analog) | WIRES-X 72405 | — | Ashburn, VA |
| 22.8 | KI4AD offline | Ashburn KI4AD |
448.8250 | -5 | TONE 77.0 | FM (analog) | — | Ashburn, VA | |
| 23.6 | KP4IP offline | Millersville KP4IP BM |
442.4000 | +5 | CC1 | DMR | BrandMeister 310148 | — | Millersville, MD |
| 32.1 | N4USI offline | Haymarket N4USI |
442.4125 | +5 | none | D-STAR | — | Haymarket, VA | |
| 32.3 | K3AYV offline | Baltimore Pigtow K3AYV EchoLink |
442.9000 | +5 | TSQL 162.2 | FM (analog) | EchoLink | — | Baltimore, MD |
| 33.5 | K3BAY offline | Pasadena K3BAY IRLP |
145.5400 | simplex | TSQL 107.2 | FM (analog) | IRLP 4717 | — | Pasadena, MD |
| 36.4 | K3HP offline | Frederick K3HP AllStar |
145.2500 | -0.6 | TONE 146.2 | FM (analog) | AllStar 29523 | — | Frederick, MD |
| 38.0 | N2MCS offline | Baltimore N2MCS |
442.9000 | +5 | CC? | DMR | — | Baltimore, MD | |
| 38.5 | W7DQ offline | Widewater W7DQ IRLP |
446.9250 | simplex | TSQL 107.2 | FM (analog) | IRLP 3510 | — | Widewater, VA |
| 41.3 | WU5MC offline | Stafford WU5MC |
442.4875 | +5 | none | D-STAR | — | Stafford, VA | |
| 44.0 | W3DAK offline | Middle River W3DAK BM |
145.1700 | -0.6 | CC1 | DMR | BrandMeister 312377 | — | Middle River, MD |
| 46.8 | KD3SU offline | Boonsboro KD3SU IRLP |
147.4400 | simplex | TSQL 79.7 | FM (analog) | IRLP 8562 | — | Boonsboro, MD |
| 46.9 | KD3SU offline | Boonsboro KD3SU IRLP |
146.5350 | simplex | TSQL 88.5 | FM (analog) | IRLP 8841 | — | Boonsboro, MD |
| 49.9 | KB3FWW offline | Hollywood KB3FWW IRLP |
449.4900 | simplex | TSQL 146.2 | FM (analog) | IRLP 8856 | — | Hollywood, MD |