N9TPB
FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 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, WIN3RFM HAM
Technician class
licensed since 2000 (26 yrs)
Mechanicsville, MD
grid FM18pi
174 repeaters within 50 mi
🔒 Not available — currently licensed, through Dec 28, 2033. If it isn't renewed, it opens for vanity requests Dec 29, 2035.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Currently held by WILLIAM R ISENBERG JR · 1 holder on record
Current holder: WILLIAM R ISENBERG JR
Held N3RFM Sep 2, 2000 → present · first licensed Sep 2, 2000 as N3RFM · 1 license · FRN 0003811080
-
- Licensee
- WILLIAM R ISENBERG JR
- Address
- 40695 BISHOP ROAD
MECHANICSVILLE, MD 20659-6804
- FRN
- 0003811080
- Last granted
- Dec 12, 2023
- Effective
- Dec 12, 2023
- Last action
- Dec 12, 2023
FCC actions (4)
- Dec 12, 2023 — License renewed LIREN
- Oct 31, 2013 — License renewed LIREN
- Nov 26, 2003 — License renewed LIREN
- Sep 2, 2000 — Administrative update LIAUA
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as N3RFM
WILLIAM R ISENBERG JR
40695 BISHOP ROAD, MECHANICSVILLE, MD 20659-6804
Others requesting N3RFM
1 application listed N3RFM as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Mar 14, 2001 | Apr 1, 2001 | N3IZX · MICHAEL F PEYTON · WHEATON, MD | 5 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for N3RFM in the last 24 hours. They show up here within seconds of N3RFM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Repeaters within 50 miles
174 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 |
|---|---|---|---|---|---|---|---|---|---|
| 2.7 | N3PPH | Mechanicsville N3PPH Interstate |
441.7875 | +5 | CC1 | DMR | Interstate-2 | — | Mechanicsville, MD |
| 5.3 | N3PPH | Hollywood Fire N3PPH |
145.3500 | -0.6 | TONE 156.7 | FM (analog) | — | Hollywood, MD | |
| 5.4 | W3BPT | Hollywood W3BPT Interstate |
146.8500 | -0.6 | CC1 | DMR | Interstate-3 | — | Hollywood, MD |
| 6.1 | N3KUN | Chaptico N3KUN |
145.2500 | -0.6 | TONE 110.9 | FM (analog) | — | Chaptico, MD | |
| 6.3 | N3PX | Mechanicsville N3PX |
147.1950 | +0.6 | TSQL 156.7 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 12 stations | Mechanicsville, MD |
| 7.9 | KC3FOQ | Leonardtown Fair KC3FOQ |
443.3000 | +5 | TONE 123.0 | FM (analog) (FM,C4FM) | 🗓 1 net | 1 net · 6 check-ins · 6 stations | Leonardtown, MD |
| 7.9 | KC3FOQ | Leonardtown Fair KC3FOQ |
147.3900 | +0.6 | TONE 146.2 | FM (analog) (FM,C4FM) | 🗓 1 net | 1 net · 6 check-ins · 6 stations | Leonardtown, MD |
| 9.0 | K3OCM | Charlotte Hall K3OCM K4USD-Net |
443.1875 | +5 | CC6 | DMR | K4USD-Net | — | Charlotte Hall, MD |
| 9.1 | K3GGM | Hollywood K3GGM BM |
446.5000 | -5 | CC1 | DMR | BrandMeister 3211901 | — | Hollywood, MD |
| 10.8 | KB2SKP | Lexington Park KB2SKP WIRES-X |
445.2500 | -5 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 74906 | — | Lexington Park, MD |
| 11.0 | W3SMD | Barstow W3SMD AllStar |
223.9000 | -1.6 | TONE 186.2 | FM (analog) | AllStar 513100 | — | Barstow, MD |
| 11.1 | N3FI | Barstow N3FI |
443.7000 | +5 | TSQL 179.9 | FM (analog) (FM,C4FM) | — | Barstow, MD | |
| 12.0 | N3PPH | Prince Frederick N3PPH Interstate |
441.3875 | +5 | CC1 | DMR | Interstate-3 | — | Prince Frederick, MD |
| 12.2 | K3CAL | Lusby Appeal K3CAL EchoLink |
444.9500 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | EchoLink 389207 🗓 1 net | 1 net | Lusby, MD |
| 12.9 | KB2SKP | Lexington Park KB2SKP BM |
446.0125 | in 433.0125 | CC1 | DMR | BrandMeister 314491901 | — | Lexington Park, MD |
| 13.5 | W3PQS | Prince Frederick W3PQS |
53.1700 | -1 | TSQL 100.0 | FM (analog) | — | Prince Frederick, MD | |
| 14.7 | W1JD | Mechanicsville W1JD BM |
439.8750 | -5 | CC8 | DMR | BrandMeister 3124132 | — | Mechanicsville, MD |
| 15.0 | N3LHD | Aquasco N3LHD Interstate |
442.4625 | +5 | CC1 | DMR | Interstate-c-Bridge-1 | — | Aquasco, MD |
| 18.3 | N3PZZ | Dahlgren Potomac N3PZZ |
145.2500 | -0.6 | TONE 88.5 | FM (analog) | — | Dahlgren, VA | |
| 18.9 | K3HKI | Lexington Park K3HKI |
146.6400 | -0.6 | TSQL 146.2 | FM (analog) | 🗓 3 nets | 3 nets · 99 check-ins · 44 stations | Lexington Park, MD |
| 19.3 | WG3K | Chesapeake Beach WG3K BM |
444.3500 | +5 | none | D-STAR (DMR,DV) | BrandMeister 312393 | — | Chesapeake Beach, MD |
| 19.9 | N3PZZ | King George Dahl N3PZZ |
145.3300 | -0.6 | TONE 88.5 | FM (analog) | — | King George, VA | |
| 21.2 | N3PPH | Sunderland Mt N3PPH Interstate |
441.6375 | +5 | CC1 | DMR | Interstate-2 | — | Sunderland, MD |
| 21.2 | K3CAL | Sunderland K3CAL EchoLink |
146.9850 | -0.6 | TONE 156.7 | FM (analog) (FM,C4FM) | EchoLink 389207 🗓 1 net | 1 net | Sunderland, MD |
| 21.3 | KF4AH | Montross KF4AH |
146.8950 | -0.6 | TSQL 110.9 | FM (analog) | — | Montross, VA | |
| 23.1 | KC8VFN | King George Locu KC8VFN |
146.7750 | -0.6 | TSQL 110.9 | FM (analog) | — | King George, VA | |
| 24.4 | WA3YUV | Brandywine WA3YUV |
443.6000 | +5 | TSQL 103.5 | FM (analog) (FM,C4FM) | — | Brandywine, MD | |
| 25.5 | W3SMR | Brandywine W3SMR |
147.1500 | +0.6 | TSQL 114.8 | FM (analog) | — | Brandywine, MD | |
| 26.6 | K6XH | Callao K6XH BM |
443.0875 | +5 | CC1 | DMR | BrandMeister 314364 | — | Callao, VA |
| 29.3 | W4KGC | King George W4KGC |
146.7450 | -0.6 | TSQL 107.2 | FM (analog) | — | King George, VA | |
| 29.3 | K4GVA | King George K4GVA |
448.4750 | -5 | TONE 79.7 | FM (analog) | — | King George, VA | |
| 30.0 | KC3BFB | Fort KC3BFB |
146.7150 | -0.6 | TONE 110.9 | FM (analog) | — | Fort Washington, MD | |
| 33.3 | W4NNK | Heathsville W4NNK |
147.3300 | +0.6 | TONE 100.0 | FM (analog) | — | Heathsville, VA | |
| 35.8 | 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 |
| 36.0 | W4ATN | Largo W4ATN MARC |
443.7875 | +5 | CC3 | DMR | DMR-MARC | — | Largo, MD |
| 36.1 | K4MMJ | Fredericksb FMl8 K4MMJ BM |
433.1000 | +5 | CC1 | DMR | BrandMeister 317511602 | — | Fredericksburg, FMl8, VA |
| 36.2 | W4HFH | Alexandria W4HFH DMRVA |
442.4125 | +5 | CC1 | DMR | DMRVA 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 36.2 | W4HFH | Alexandria W4HFH |
927.6000 | -25 | TSQL 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 36.2 | N4FRS | Alexandria N4FRS |
449.3750 | -5 | TONE 203.5 | FM (analog) (FM,DV) | — | Alexandria, VA | |
| 36.3 | N4FRS | Alexandria N4FRS |
1283.2000 | -12 | TSQL 203.5 | FM (analog) (FM,DV) | — | Alexandria, VA | |
| 36.5 | N3LHD | Upper Marlboro N3LHD Interstate |
444.6500 | +5 | CC6 | DMR | Interstate-c-Bridge-1 | — | Upper Marlboro, MD |
| 36.7 | W3VPR | Davidsonville W3VPR |
147.1050 | +0.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 553 check-ins · 79 stations | Davidsonville, MD |
| 36.7 | W3VPR | Davidsonville W3VPR |
223.8800 | -1.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 553 check-ins · 79 stations | Davidsonville, MD |
| 36.7 | W3VPR | Davidsonville W3VPR |
444.4000 | +5 | TSQL 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 553 check-ins · 79 stations | Davidsonville, MD |
| 36.7 | WD4HRO | Woodbridge WD4HRO |
1293.0000 | -20 | none | D-STAR | — | Woodbridge, VA | |
| 36.9 | K4US | Alexandria GW K4US |
146.6550 | -0.6 | TSQL 141.3 | FM (analog) (C4FM,FM) | — | Alexandria, VA | |
| 37.1 | KA4DCS | Woodbridge Potom KA4DCS |
444.8500 | +5 | none | FM (analog) | — | Woodbridge, VA | |
| 37.6 | W3HAC | Washington W3HAC |
444.1625 | +5 | CC0 | DMR | — | Washington, DC | |
| 37.6 | K3EMD | Easton K3EMD WIRES-X |
147.0450 | +0.6 | TSQL 156.7 | FM (analog) | WIRES-X 43142 | — | Easton, MD |
| 37.9 | N3JLT | Alexandria N3JLT Interstate |
443.1000 | +5 | CC1 | DMR | Interstate 🗓 1 net | 1 net · 70 check-ins · 39 stations | Alexandria, VA |
| 39.0 | N3YMS | Trappe N3YMS Interstate |
442.5375 | +5 | CC1 | DMR | Interstate | — | Trappe, MD |
| 39.0 | W4HFH | Alexandria W4HFH |
145.3800 | -0.6 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 39.0 | W4HFH | Alexandria Hosp W4HFH |
442.0600 | +5 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 39.0 | W4HFH | Alexandria Hosp W4HFH |
1284.6000 | -12 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 39.3 | W3NAB | Washington W3NAB AllStar |
442.7000 | +5 | TONE 103.5 | FM (analog) | AllStar 53645 | — | Washington, DC |
| 39.4 | W4HFH | Alexandria W4HFH |
53.1300 | -1 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 39.4 | W4HFH | Alexandria W4HFH |
147.3150 | +0.6 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 39.4 | W4HFH | Alexandria W4HFH |
224.8200 | -1.6 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 39.4 | W4HFH | Alexandria W4HFH |
444.6000 | +5 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 39.4 | W4HFH | Alexandria W4HFH |
1282.6000 | -12 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 39.7 | K0BMM | Arlington K0BMM BM |
447.3125 | -5 | CC1 | DMR | BrandMeister 322315305 | — | Arlington, VA |
| 39.8 | N8HM | Arlington N8HM BM |
438.4500 | -5 | CC1 | DMR | BrandMeister 311101701 | — | Arlington, VA |
| 40.1 | KQ4TNV | Stafford KQ4TNV WIRES-X |
145.7850 | simplex | Fusion (C4FM) | WIRES-X 99012 | — | Stafford, VA | |
| 40.1 | KQ4TNV | Stafford KQ4TNV BM |
446.4125 | -5 | none | D-STAR (C4FM,DMR,DV) | BrandMeister 314452 | — | Stafford, VA |
| 40.2 | K3VOA | Washington Wilbu K3VOA AllStar |
147.0450 | +0.6 | TSQL 77.0 | FM (analog) | AllStar 23918 | — | Washington, DC |
| 40.3 | K3WS | Washington K3WS AllStar |
443.3750 | -5 | TONE 123.0 | FM (analog) | AllStar 27701 | — | Washington, DC |
| 40.3 | K3WS | Washington K3WS AllStar |
447.3750 | -5 | TONE 123.0 | FM (analog) | AllStar 27701 | — | Washington, DC |
| 40.6 | WA3RF | Cheverly WA3RF AllStar |
441.0000 | +5 | TONE 173.8 | FM (analog) | AllStar 57512 | — | Cheverly, MD |
| 40.8 | KR4KMS | Stafford KR4KMS BM |
449.5000 | -5 | CC7 | DMR | BrandMeister 322289401 | — | Stafford, VA |
| 41.1 | W4IY | Woodbridge W4IY AllStar |
147.2400 | +0.6 | TSQL 107.2 | FM (analog) | AllStar 52951 EchoLink 615284 | — | Woodbridge, VA |
| 41.1 | W4IY | Woodbridge W4IY |
224.7800 | -1.6 | none | FM (analog) | — | Woodbridge, VA | |
| 41.1 | W4IY | Woodbridge W4IY WIRES-X |
444.9000 | +5 | TSQL 127.3 | FM (analog) (FM,C4FM) | WIRES-X 73418 | — | Woodbridge, VA |
| 41.2 | W3HAC | Washington W3HAC |
147.3600 | +0.6 | CC1 | DMR | — | Washington, DC | |
| 41.2 | W3HAC | Washington W3HAC |
1283.1000 | -12 | none | D-STAR | — | Washington, DC | |
| 41.2 | W3AGB | Washington W3AGB DMRVA |
444.1625 | +5 | CC1 | DMR | DMRVA | — | Washington, DC |
| 41.2 | W3AGB | Washington W3AGB K4USD |
147.3600 | +0.6 | CC1 | DMR | K4USD | — | Washington, DC |
| 41.2 | W3AGB | Washington W3AGB |
1283.1000 | -12 | none | D-STAR | — | Washington, DC | |
| 41.5 | W3DOS | Washington Harry W3DOS |
145.1900 | -0.6 | TONE 151.4 | FM (analog) | — | Washington, DC | |
| 41.7 | K3GMR | Bladensburg K3GMR EchoLink |
146.6100 | -0.6 | TSQL 77.0 | FM (analog) | EchoLink 796114 | — | Bladensburg, MD |
| 41.9 | KA3LAO | Washington KA3LAO |
145.1100 | -0.6 | CC1 | DMR | — | Washington, DC | |
| 41.9 | W3DCA | Washington W3DCA |
147.2700 | +0.6 | TONE 100.0 | FM (analog) | — | Washington, DC | |
| 41.9 | N3ADV | Washington N3ADV |
447.1750 | -5 | TONE 156.7 | FM (analog) | — | Washington, DC | |
| 42.2 | K3EMD | Easton URM Ctr K3EMD WIRES-X |
442.2000 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | WIRES-X 33142 | — | Easton, MD |
| 42.3 | WB4MJF | Arlington WB4MJF |
145.1500 | -0.6 | TSQL 107.2 | FM (analog) | — | Arlington, VA | |
| 42.3 | W4WVP | Arlington W4WVP |
145.4700 | -0.6 | TONE 107.2 | FM (analog) | — | Arlington, VA | |
| 42.3 | WA4HIS | Arlington WA4HIS |
224.0600 | -1.6 | none | FM (analog) | — | Arlington, VA | |
| 42.3 | W4CIA | Arlington W4CIA |
441.4500 | +5 | TONE 110.9 | FM (analog) (FM,C4FM) | — | Arlington, VA | |
| 42.3 | AB4YP | Arlington AB4YP |
443.2000 | +5 | TSQL 114.8 | FM (analog) | — | Arlington, VA | |
| 42.3 | K4AF | Arlington K4AF |
444.5500 | +5 | TONE 88.5 | FM (analog) | — | Arlington, VA | |
| 42.3 | W4AVA | Arlington W4AVA |
448.6250 | -5 | TONE 107.2 | FM (analog) | — | Arlington, VA | |
| 42.3 | W4WVP | Arlington W4WVP |
449.3250 | -5 | TONE 151.4 | FM (analog) | — | Arlington, VA | |
| 42.3 | WA4EKJ | Arlington WA4EKJ |
224.6200 | -1.6 | none | FM (analog) | — | Arlington, VA | |
| 42.3 | KB3CMA | Annapolis Broad KB3CMA Interstat |
441.8375 | +5 | CC1 | DMR | Interstate-3 | — | Annapolis, MD |
| 42.4 | KB3CMA | Annapolis Broad KB3CMA |
442.3000 | +5 | TSQL 107.2 | FM (analog) (C4FM,FM) | — | Annapolis, MD | |
| 42.6 | KN4ANG | Burke KN4ANG IRLP |
448.3000 | simplex | TSQL 110.9 | FM (analog) | IRLP 4048 | — | Burke, VA |
| 43.0 | AE4ML | Bowling Gre SRMC AE4ML |
442.5750 | +5 | TSQL 79.7 | FM (analog) (DMR,FM,P25) | — | Bowling Green, VA | |
| 43.1 | W1ZFB | Fredericksburg W1ZFB AllStar |
51.8600 | -0.5 | TONE 127.3 | FM (analog) | AllStar 42839 EchoLink 303832 | — | Fredericksburg, VA |
| 43.1 | AE4ML | Fredericksburg AE4ML DMRVA |
442.8500 | +5 | TSQL 79.7 | FM (analog) (DMR,FM,P25) | DMRVA | — | Fredericksburg, VA |
| 43.3 | K3ERA | Lanham DC Hosp K3ERA |
447.3250 | -5 | TONE 110.9 | FM (analog) | 🗓 2 nets | 2 nets · 39 check-ins · 15 stations | Lanham, MD |
| 43.3 | WS4VA | Stafford WS4VA |
145.3200 | -0.6 | none | D-STAR | — | Stafford, VA | |
| 43.3 | WS4VA | Stafford WS4VA |
147.3750 | +0.6 | TSQL 79.7 | FM (analog) | — | Stafford, VA | |
| 43.3 | WS4VA | Stafford WS4VA WIRES-X |
444.4500 | +5 | Fusion (C4FM) | WIRES-X 54540 | — | Stafford, VA | |
| 43.3 | WS4VA | Stafford WS4VA |
447.2750 | -5 | none | D-STAR | — | Stafford, VA | |
| 43.3 | WS4VA | Stafford WS4VA |
1282.2000 | -12 | none | D-STAR | — | Stafford, VA | |
| 43.4 | K3FBI | Quantico K3FBI |
147.3450 | +0.6 | TONE 167.9 | FM (analog) (FM,P25) | — | Quantico, VA | |
| 43.4 | K3FBI | Quantico K3FBI |
443.5500 | +5 | TONE 167.9 | P25 | — | Quantico, VA | |
| 43.6 | W4AVA | Falls Church W4AVA |
146.6250 | -0.6 | TSQL 107.2 | FM (analog) | — | Falls Church, VA | |
| 43.6 | W4AVA | Falls Church W4AVA |
447.6250 | -5 | TSQL 107.2 | FM (analog) | — | Falls Church, VA | |
| 44.2 | W3VPR | Crownsville W3VPR EchoLink |
147.0750 | +0.6 | TSQL 107.2 | FM (analog) | EchoLink 524902 🗓 5 nets | 5 nets · 553 check-ins · 79 stations | Crownsville, MD |
| 44.3 | WX4EMC | Fredericksburg WX4EMC DMRVA |
442.4000 | +5 | CC1 | DMR | DMRVA | — | Fredericksburg, VA |
| 44.4 | W9DSG | Falls Church W9DSG BM |
448.0625 | -5 | CC1 | DMR | BrandMeister 3223922 | — | Falls Church, VA |
| 44.6 | AE4ML | Spotsylvania AE4ML DMRVA |
442.4000 | +5 | CC1 | DMR | BrandMeister 310747 DMRVA | — | Spotsylvania, VA |
| 44.6 | N8RAT | Fredericksburg N8RAT DMRVA |
442.1125 | +5 | CC1 | DMR | DMRVA | — | Fredericksburg, VA |
| 44.7 | W3EAX | College Park UMD W3EAX EchoLink |
145.4900 | -0.6 | none | FM (analog) | EchoLink 318547 | — | College Park, MD |
| 44.9 | N3MRG | Tyaskin Muddy N3MRG |
146.8650 | -0.6 | CC1 | DMR | — | Tyaskin, MD | |
| 45.1 | WA3NAN | Greenbelt WA3NAN |
146.8350 | -0.6 | TONE 114.8 | FM (analog) | — | Greenbelt, MD | |
| 45.1 | W3GMR | Greenbelt W3GMR |
146.8800 | -0.6 | TSQL 77.0 | FM (analog) | — | Greenbelt, MD | |
| 45.1 | W4CIA | Annandale Inova W4CIA |
147.2100 | +0.6 | TONE 110.9 | FM (analog) (FM,C4FM) | — | Annandale, VA | |
| 45.1 | WA3KOK | Washington WAMU WA3KOK IRLP |
449.9750 | -5 | TSQL 107.2 | FM (analog) (FM,P25) | IRLP 4000 | — | Washington, DC |
| 45.6 | W1ZFB | Fred Four Mile F W1ZFB AllStar |
927.0375 | -25 | TSQL 91.5 | FM (analog) | AllStar 41631 | — | Fredericksburg, VA |
| 45.9 | N3SCP | Gambrills N3SCP WIRES-X |
447.5500 | -5 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 18557 | — | Gambrills, MD |
| 45.9 | W3WDC | Washington W3WDC BM |
443.0125 | +5 | CC4 | DMR | BrandMeister 312819502 | — | Washington, DC |
| 46.0 | N3SCP | Gambrills N3SCP WIRES-X |
442.5500 | +5 | TONE 107.2 | FM (analog) (FM,C4FM) | WIRES-X 18557 | — | Gambrills, MD |
| 46.0 | WX4EMC | Frederic Cosners WX4EMC DMRVA |
145.3000 | -0.6 | CC1 | DMR | DMRVA | — | Fredericksburg, VA |
| 46.1 | KB3IAI | Gambrills KB3IAI BM |
439.9000 | in 438.2000 | CC1 | DMR | BrandMeister 3172111 | — | Gambrills, MD |
| 46.5 | N3TUK | Adelphi N3TUK AllStar |
443.6625 | +5 | CC1 | DMR | AllStar 43105 BrandMeister 313057 | — | Adelphi, MD |
| 46.8 | KA3LAO | Silver Spring KA3LAO |
147.1800 | +0.6 | TONE 156.7 | FM (analog) (FM,P25) | — | Silver Spring, MD | |
| 46.8 | WB3GXW | Silver Spring WB3GXW EchoLink |
147.2250 | +0.6 | TONE 156.7 | FM (analog) | EchoLink 147225 | — | Silver Spring, MD |
| 46.8 | N3AUY | Silver Spring N3AUY |
29.6600 | -0.1 | TSQL 141.3 | FM (analog) | — | Silver Spring, MD | |
| 46.8 | N3AUY | Silver Spring N3AUY |
449.0250 | -5 | TONE 156.7 | FM (analog) | — | Silver Spring, MD | |
| 47.2 | N3HAZ | Annapolis N3HAZ BM |
439.5500 | in 433.5500 | CC1 | DMR | BrandMeister 3197367 | — | Annapolis, MD |
| 47.2 | NV4FM | Tysons Corner NV4FM |
145.3400 | -0.6 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 47.2 | NV4FM | Tysons Corner NV4FM |
448.0350 | -5 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 47.2 | NV4FM | Tysons Corner NV4FM |
1282.8000 | -12 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 47.3 | W4NNK | Kilmarnock W4NNK |
146.8350 | -0.6 | TONE 100.0 | FM (analog) | — | Kilmarnock, VA | |
| 47.4 | WS4VA | Stafford WS4VA |
145.2700 | -0.6 | TSQL 79.7 | FM (analog) | — | Stafford, VA | |
| 47.4 | WS4VA | Stafford WS4VA |
442.4500 | +5 | TONE 79.7 | FM (analog) (FM,C4FM) | — | Stafford, VA | |
| 47.5 | KA2JAI | Millersville KA2JAI EchoLink |
146.8050 | -0.6 | TSQL 107.2 | FM (analog) | EchoLink 🗓 1 net | 1 net | Millersville, MD |
| 47.8 | K4TS | Fred Chancellor K4TS |
147.0150 | +0.6 | TSQL 79.7 | FM (analog) | 🗓 1 net | 1 net | Fredericksburg, VA |
| 47.8 | 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 |
| 47.8 | W3GAB | Stevensville W3GAB BM |
433.8000 | +5 | CC1 | DMR | BrandMeister 321788101 | — | Stevensville, MD |
| 47.9 | KC3FCQ | Arnold KC3FCQ BM |
442.8750 | +5 | CC1 | DMR | BrandMeister 312411801 | — | Arnold, MD |
| 47.9 | K4TS | Fred Chancellor K4TS |
443.8500 | +5 | TSQL 79.7 | FM (analog) (FM,C4FM) | — | Fredericksburg, VA | |
| 48.0 | NQ4T | Manassas NQ4T AllStar |
223.4000 | simplex | TONE 100.0 | FM (analog) | AllStar 594081 | — | Manassas, VA |
| 48.0 | NQ4T | Manassas NQ4T AllStar |
439.8000 | simplex | TONE 100.0 | FM (analog) | AllStar 59408 AllStar 594080 | — | Manassas, VA |
| 48.0 | NQ4T | Virginia NQ4T BM |
445.9750 | in 438.0200 | CC1 | DMR | BrandMeister 311184205 | — | , VA |
| 48.0 | K3YGG | Bethesda NIH K3YGG EchoLink |
145.2900 | -0.6 | TONE 156.7 | FM (analog) | EchoLink 247014 | — | Bethesda, MD |
| 48.2 | N4VKF | Spotsylvania N4VKF BM |
434.5500 | +5 | CC1 | DMR | BrandMeister 3151100 | — | Spotsylvania, VA |
| 48.2 | W4ETC | Remington W4ETC BM |
433.5500 | in 439.5500 | CC1 | DMR | BrandMeister 3214299 | — | Remington, VA |
| 48.3 | N3QEM | Vienna N3QEM Interstate |
442.9000 | +5 | CC1 | DMR | Interstate AWSVirginia | — | Vienna, VA |
| 48.3 | W4GSF | Kilmarnock Fire W4GSF |
145.4500 | -0.6 | none | FM (analog) | — | Kilmarnock, VA | |
| 48.4 | W4GSF | Kilmarnock W4GSF |
146.8350 | -0.6 | TONE 173.8 | FM (analog) | — | Kilmarnock, VA | |
| 48.4 | NV4FM | Tysons Corner NV4FM |
146.9100 | -0.6 | TSQL 77.0 | FM (analog) | 🗓 1 net | 1 net | Tysons Corner, VA |
| 48.4 | NV4FM | Tysons Corner NV4FM |
447.0250 | -5 | TSQL 77.0 | FM (analog) | 🗓 1 net | 1 net | Tysons Corner, VA |
| 48.4 | N9KET | Tysons Corner N9KET Interstate |
441.3375 | +5 | CC1 | DMR | Interstate | — | Tysons Corner, VA |
| 48.6 | N3QEM | Vienna N3QEM Interstate |
927.6750 | -25 | CC1 | DMR | Interstate | — | Vienna, VA |
| 48.6 | W4TTL | Walkerton W4TTL |
146.7150 | -0.6 | none | FM (analog) | — | Walkerton, VA | |
| 48.7 | N9KET | Vienna N9KET BM |
445.8000 | -5 | CC1 | DMR | BrandMeister 316759601 BrandMeister 316759602 BrandMeister 316759603 BrandMeister 316759604 BrandMeister 316759605 BrandMeister 316759606 BrandMeister 316759607 BrandMeister 316759608 BrandMeister 316759609 BrandMeister 316759610 BrandMeister 316759611 BrandMeister 316759612 BrandMeister 316759613 BrandMeister 316759614 BrandMeister 316759615 BrandMeister 316759616 BrandMeister 316759617 BrandMeister 316759618 BrandMeister 316759619 BrandMeister 316759620 | — | Vienna, VA |
| 48.7 | N3QEM | Vienna N3QEM Interstate |
145.1763 | -0.6 | CC13 | DMR | Interstate | — | Vienna, VA |
| 49.6 | KY3O | Calverton KY3O BM |
438.4500 | -5 | CC1 | DMR | BrandMeister 318573701 | — | Calverton, MD |
| 50.0 | KK4QGD | Manassas Park KK4QGD BM |
425.5000 | +5 | CC1 | DMR | BrandMeister 313135 | — | Manassas Park, VA |
| 5.2 | KB3FWW offline | Hollywood KB3FWW IRLP |
449.4900 | simplex | TSQL 146.2 | FM (analog) | IRLP 8856 | — | Hollywood, MD |
| 33.7 | WX4EMC offline | Heathsville WCNV WX4EMC DMRVA |
442.7000 | +5 | CC1 | DMR | DMRVA | — | Heathsville, VA |
| 37.5 | W7DQ offline | Widewater W7DQ IRLP |
446.9250 | simplex | TSQL 107.2 | FM (analog) | IRLP 3510 | — | Widewater, VA |
| 40.2 | WU5MC offline | Stafford WU5MC |
442.4875 | +5 | none | D-STAR | — | Stafford, VA | |
| 40.2 | K3VOA offline | Washington Wilbu K3VOA |
448.5750 | -5 | TSQL 77.0 | FM (analog) | — | Washington, DC | |
| 41.2 | K3MRC offline | Washington K3MRC |
145.4300 | -0.6 | TSQL 114.8 | FM (analog) (FM,C4FM) | — | Washington, DC | |
| 41.2 | KC3VO offline | Washington KC3VO |
448.8750 | -5 | none | FM (analog) | — | Washington, DC | |
| 44.2 | W3XJ offline | Bowie W3XJ |
442.1500 | +5 | none | FM (analog) | — | Bowie, MD | |
| 46.5 | W3ARL offline | Adelphi W3ARL |
145.3700 | -0.6 | none | FM (analog) | — | Adelphi, MD | |
| 47.3 | KP4IP offline | Millersville KP4IP BM |
442.4000 | +5 | CC1 | DMR | BrandMeister 310148 | — | Millersville, MD |
| 48.3 | N3QEM offline | Fairfax N3QEM |
442.9125 | -5 | CC? | DMR | — | Fairfax, VA | |
| 49.3 | N3HF offline | Silver Spring N3HF IRLP |
443.4500 | +5 | TSQL 156.7 | FM (analog) | IRLP 4712 | — | Silver Spring, MD |
| 50.0 | WB3GXW offline | Silver Spring WB3GXW |
444.2500 | +5 | TONE 156.7 | FM (analog) | — | Silver Spring, MD |