HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI📬 QSL: LoTW user · last upload Nov 11, 2020 · eQSL AG member · QRZ · HamQTH
Currently held by DOUGLAS A ELLMORE SR · 1 holder on record
Held NA1DX Apr 12, 2000 → present · first licensed Apr 12, 2000 as NA1DX · 1 license · FRN 0001845502
No APRS positions, PSK Reporter reports or WSPR spots for NA1DX in the last 24 hours. They show up here within seconds of NA1DX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
25 on the air or of unknown status, closest first · map these & export for a GMRS radio →
| Miles | Channel | Output | Tone in | Owner | Location | Access | Status |
|---|---|---|---|---|---|---|---|
| 13 | RP18 | 462.625 | 88.5 | WQMM856 | Largo, MD | Open | On the air |
| 16 | RP16 | 462.575 | 241.8 | WREZ274 | Capitol Heights, MD | Open | On the air |
| 17 | RP15 | 462.550 | 141.3 | WQMM856 | Lanham, MD · Doctor's Hospital | Open | On the air |
| 17 | RP15 | 462.550 | 136.5 | WRXD980 | Burtonsville, MD | Open | On the air |
| 17 | RP15 | 462.550 | — | WRYB934 | Chestertown, MD | Open | On the air |
| 17 | RP20 | 462.675 | 103.5 | WSAD893 | Baltimore, MD · Pasadena | Open | On the air |
| 17 | RP22 | 462.725 | 141.3 | WSKD955 | Waldorf, MD · Route 301 And Route 5 Split | Open | On the air |
| 18 | RP19 | 462.650 | 110.9 | WRQV640 | Prince Frederick, MD · State Highway Admin Tower | Open | On the air |
| 20 | RP21 | 462.700 | 141.3 | KAB7046 | Washington, DC · Anacostia | Open | On the air |
| 25 | RP22 | 462.725 | 88.5 | WQMM856 | Laurel, MD | Open | On the air |
| 27 | RP16 | 462.575 | 141.3 | KAD6329 | Arlington, VA · Clarendon | Open | On the air |
| 27 | RP18 | 462.625 | 123.0 | WPON592 | Alexandria, VA · Fort Ward Park | Open | On the air |
| 28 | RP16 | 462.575 | 136.5 | WRDF311 | Alexandria, VA · Mount Vernon, VA | Open | On the air |
| 29 | RP17 | 462.600 | 141.3 | KAB7046 | Alexandria, VA · West End | Open | On the air |
| 30 | RP20 | 462.675 | 141.3 | KAD6329 | Falls Church, VA · Seven Corners | Open | On the air |
| 30 | RP18 | 462.625 | 156.7 | WPON592 | Wheaton, MD | Open | On the air |
| 30 | RP15 | 462.550 | 141.3 | WPON592 | Falls Church, VA · Seven Corners | Open | On the air |
| 34 | RP15 | 462.550 | 141.3 | WRZV755 | Baltimore, MD · Pigtown | Open | On the air |
| 34 | RP19 | 462.650 | 192.8 | WRJY601 | Ellicott City, MD | Open | On the air |
| 34 | RP20 | 462.675 | 192.8 | WRJY601 | Baltimore, MD | Open | On the air |
| 36 | RP18 | 462.625 | 141.3 | WSHN928 | Woodbridge, VA · Government Complex Center | Open | On the air |
| 36 | RP18 | 462.625 | 141.3 | WSHN928 | Woodbridge, VA · Government Complex Center | Open | On the air |
| 36 | RP18 | 462.625 | 141.3 | WSHN928 | Woodbridge, VA · Government Complex Center | Open | On the air |
| 36 | RP17 | 462.600 | 141.3 | WRMJ802 | Lexington Park, MD | Open | On the air |
| 42 | RP17 | 462.600 | 192.8 | WRJY601 | Towson, MD | Open | On the air |
270 repeaters within 50 miles of this address, closest first · sort: closest · most active · map these & export for a radio →
| Miles | Call | Name | Output | Offset | Tone | Mode | Networks | Activity | Location |
|---|---|---|---|---|---|---|---|---|---|
| 7.8 | W3VPR | Davidsonville W3VPR |
147.1050 | +0.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Davidsonville, MD |
| 7.8 | W3VPR | Davidsonville W3VPR |
223.8800 | -1.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Davidsonville, MD |
| 7.8 | W3VPR | Davidsonville W3VPR |
444.4000 | +5 | TSQL 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Davidsonville, MD |
| 8.4 | K3CAL | Sunderland K3CAL EchoLink |
146.9850 | -0.6 | TONE 156.7 | FM (analog) (FM,C4FM) | EchoLink 389207 🗓 1 net | 1 net | Sunderland, MD |
| 8.4 | N3PPH | Sunderland Mt N3PPH Interstate |
441.6375 | +5 | CC1 | DMR | Interstate-2 | — | Sunderland, MD |
| 12.2 | N3LHD | Upper Marlboro N3LHD Interstate |
444.6500 | +5 | CC6 | DMR | Interstate-c-Bridge-1 | — | Upper Marlboro, MD |
| 12.6 | WG3K | Chesapeake Beach WG3K BM |
444.3500 | +5 | none | D-STAR (DMR,DV) | BrandMeister 312393 | — | Chesapeake Beach, MD |
| 12.9 | KB3CMA | Annapolis Broad KB3CMA Interstat |
441.8375 | +5 | CC1 | DMR | Interstate-3 | — | Annapolis, MD |
| 12.9 | KB3CMA | Annapolis Broad KB3CMA |
442.3000 | +5 | TSQL 107.2 | FM (analog) (C4FM,FM) | — | Annapolis, MD | |
| 13.4 | W4ATN | Largo W4ATN MARC |
443.7875 | +5 | CC3 | DMR | DMR-MARC | — | Largo, MD |
| 14.7 | WA3YUV | Brandywine WA3YUV |
443.6000 | +5 | TSQL 103.5 | FM (analog) (FM,C4FM) | — | Brandywine, MD | |
| 14.8 | 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 |
| 15.1 | W3SMR | Brandywine W3SMR |
147.1500 | +0.6 | TSQL 114.8 | FM (analog) | — | Brandywine, MD | |
| 15.9 | N3LHD | Aquasco N3LHD Interstate |
442.4625 | +5 | CC1 | DMR | Interstate-c-Bridge-1 | — | Aquasco, MD |
| 16.3 | 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 |
| 16.3 | W3PQS | Prince Frederick W3PQS |
53.1700 | -1 | TSQL 100.0 | FM (analog) | — | Prince Frederick, MD | |
| 17.1 | N3SCP | Gambrills N3SCP WIRES-X |
447.5500 | -5 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 18557 | — | Gambrills, MD |
| 17.1 | N3SCP | Gambrills N3SCP WIRES-X |
442.5500 | +5 | TONE 107.2 | FM (analog) (FM,C4FM) | WIRES-X 18557 | — | Gambrills, MD |
| 17.6 | KB3IAI | Gambrills KB3IAI BM |
439.9000 | in 438.2000 | CC1 | DMR | BrandMeister 3172111 | — | Gambrills, MD |
| 18.1 | N3PPH | Prince Frederick N3PPH Interstate |
441.3875 | +5 | CC1 | DMR | Interstate-3 | — | Prince Frederick, MD |
| 18.4 | KA2JAI | Millersville KA2JAI EchoLink |
146.8050 | -0.6 | TSQL 107.2 | FM (analog) | EchoLink 🗓 1 net | 1 net | Millersville, MD |
| 18.6 | N3FI | Barstow N3FI |
443.7000 | +5 | TSQL 179.9 | FM (analog) (FM,C4FM) | — | Barstow, MD | |
| 18.6 | KC3FCQ | Arnold KC3FCQ BM |
442.8750 | +5 | CC1 | DMR | BrandMeister 312411801 | — | Arnold, MD |
| 18.6 | N3HAZ | Annapolis N3HAZ BM |
439.5500 | in 433.5500 | CC1 | DMR | BrandMeister 3197367 | — | Annapolis, MD |
| 18.7 | W3SMD | Barstow W3SMD AllStar |
223.9000 | -1.6 | TONE 186.2 | FM (analog) | AllStar 513100 | — | Barstow, MD |
| 18.9 | K3ERA | Lanham DC Hosp K3ERA |
447.3250 | -5 | TONE 110.9 | FM (analog) | 🗓 2 nets | 2 nets · 39 check-ins · 15 stations | Lanham, MD |
| 19.0 | WA3RF | Cheverly WA3RF AllStar |
441.0000 | +5 | TONE 173.8 | FM (analog) | AllStar 57512 | — | Cheverly, MD |
| 20.2 | K3GMR | Bladensburg K3GMR EchoLink |
146.6100 | -0.6 | TSQL 77.0 | FM (analog) | EchoLink 796114 | — | Bladensburg, MD |
| 20.5 | WA3NAN | Greenbelt WA3NAN |
146.8350 | -0.6 | TONE 114.8 | FM (analog) | — | Greenbelt, MD | |
| 20.5 | W3GMR | Greenbelt W3GMR |
146.8800 | -0.6 | TSQL 77.0 | FM (analog) | — | Greenbelt, MD | |
| 21.0 | W3CU | Millersville W3CU EchoLink |
146.8050 | -0.6 | TONE 107.2 | FM (analog) | EchoLink 90911 | — | Millersville, MD |
| 21.0 | W3VPR | Millersville W3VPR |
224.5600 | -1.6 | TONE 107.2 | FM (analog) | 🗓 5 nets | 5 nets · 528 check-ins · 75 stations | Millersville, MD |
| 21.0 | W3CU | Millersville W3CU |
449.1250 | -5 | TONE 107.2 | FM (analog) (FM,C4FM) | — | Millersville, MD | |
| 21.3 | W3HAC | Washington W3HAC |
444.1625 | +5 | CC0 | DMR | — | Washington, DC | |
| 21.8 | W3GAB | Stevensville W3GAB BM |
433.8000 | +5 | CC1 | DMR | BrandMeister 321788101 | — | Stevensville, MD |
| 22.3 | W3EAX | College Park UMD W3EAX EchoLink |
145.4900 | -0.6 | none | FM (analog) | EchoLink 318547 | — | College Park, MD |
| 22.4 | W3NAB | Washington W3NAB AllStar |
442.7000 | +5 | TONE 103.5 | FM (analog) | AllStar 53645 | — | Washington, DC |
| 22.4 | K3WS | Washington K3WS AllStar |
443.3750 | -5 | TONE 123.0 | FM (analog) | AllStar 27701 | — | Washington, DC |
| 22.4 | K3WS | Washington K3WS AllStar |
447.3750 | -5 | TONE 123.0 | FM (analog) | AllStar 27701 | — | Washington, DC |
| 23.0 | K3VOA | Washington Wilbu K3VOA AllStar |
147.0450 | +0.6 | TSQL 77.0 | FM (analog) | AllStar 23918 | — | Washington, DC |
| 23.3 | KC3BFB | Fort KC3BFB |
146.7150 | -0.6 | TONE 110.9 | FM (analog) | — | Fort Washington, MD | |
| 23.3 | W3AGB | Washington W3AGB DMRVA |
444.1625 | +5 | CC1 | DMR | DMRVA | — | Washington, DC |
| 23.3 | W3AGB | Washington W3AGB K4USD |
147.3600 | +0.6 | CC1 | DMR | K4USD | — | Washington, DC |
| 23.3 | W3AGB | Washington W3AGB |
1283.1000 | -12 | none | D-STAR | — | Washington, DC | |
| 23.8 | W4HFH | Alexandria W4HFH DMRVA |
442.4125 | +5 | CC1 | DMR | DMRVA 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 23.8 | W4HFH | Alexandria W4HFH |
927.6000 | -25 | TSQL 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 23.8 | N4FRS | Alexandria N4FRS |
449.3750 | -5 | TONE 203.5 | FM (analog) (FM,DV) | — | Alexandria, VA | |
| 23.8 | KR3LC | Pasadena KR3LC BM |
433.4500 | in 446.4500 | CC1 | DMR | BrandMeister 312414103 | — | Pasadena, MD |
| 24.2 | W3HAC | Washington W3HAC |
147.3600 | +0.6 | CC1 | DMR | — | Washington, DC | |
| 24.2 | W3HAC | Washington W3HAC |
1283.1000 | -12 | none | D-STAR | — | Washington, DC | |
| 24.4 | N3TUK | Adelphi N3TUK AllStar |
443.6625 | +5 | CC1 | DMR | AllStar 43105 BrandMeister 313057 | — | Adelphi, MD |
| 24.4 | KA3LAO | Washington KA3LAO |
145.1100 | -0.6 | CC1 | DMR | — | Washington, DC | |
| 24.4 | W3DCA | Washington W3DCA |
147.2700 | +0.6 | TONE 100.0 | FM (analog) | — | Washington, DC | |
| 24.4 | N3ADV | Washington N3ADV |
447.1750 | -5 | TONE 156.7 | FM (analog) | — | Washington, DC | |
| 24.6 | K3OCM | Charlotte Hall K3OCM K4USD-Net |
443.1875 | +5 | CC6 | DMR | K4USD-Net | — | Charlotte Hall, MD |
| 24.7 | N8HM | Arlington N8HM BM |
438.4500 | -5 | CC1 | DMR | BrandMeister 311101701 | — | Arlington, VA |
| 24.7 | W4ATN | Laurel W4ATN |
443.8000 | +5 | CC3 | DMR | — | Laurel, MD | |
| 24.7 | W4ATN | Laurel W4ATN |
145.3900 | -0.6 | none | FM (analog) | — | Laurel, MD | |
| 24.7 | W3LRC | Laurel W3LRC |
442.5000 | +5 | TONE 156.7 | FM (analog) | — | Laurel, MD | |
| 24.8 | W3DOS | Washington Harry W3DOS |
145.1900 | -0.6 | TONE 151.4 | FM (analog) | — | Washington, DC | |
| 24.8 | K4US | Alexandria GW K4US |
146.6550 | -0.6 | TSQL 141.3 | FM (analog) (C4FM,FM) | — | Alexandria, VA | |
| 24.8 | W3SQN | Laurel W3SQN BM |
442.9000 | +5 | CC1 | DMR | BrandMeister 312418 | — | Laurel, MD |
| 25.1 | WA3KOK | Laurel WA3KOK IRLP |
446.5000 | simplex | TSQL 100.0 | FM (analog) | IRLP 4332 | — | Laurel, MD |
| 25.2 | W3CPO | Glen Burnie W3CPO BM |
448.5000 | -5 | CC1 | DMR | BrandMeister 312442201 | — | Glen Burnie, MD |
| 25.4 | N3MIR | Glen Burnie N3MIR |
442.6000 | +5 | TONE 127.3 | FM (analog) | — | Glen Burnie, MD | |
| 25.4 | N3LPV | Glen Burnie N3LPV EchoLink |
146.5650 | in 144.6000 | none | FM (analog) | EchoLink 242213 | — | Glen Burnie, MD |
| 25.6 | N3PX | Mechanicsville N3PX |
147.1950 | +0.6 | TSQL 156.7 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 12 stations | Mechanicsville, MD |
| 25.6 | KY3O | Calverton KY3O BM |
438.4500 | -5 | CC1 | DMR | BrandMeister 318573701 | — | Calverton, MD |
| 25.8 | N3JLT | Alexandria N3JLT Interstate |
443.1000 | +5 | CC1 | DMR | Interstate 🗓 1 net | 1 net · 70 check-ins · 39 stations | Alexandria, VA |
| 26.1 | KA3LAO | Jessup KA3LAO Interstat |
442.7125 | +5 | CC1 | DMR | Interstate-2-Network | — | Jessup, MD |
| 26.1 | WA3DZD | Jessup WA3DZD |
146.7600 | -0.6 | TSQL 107.2 | FM (analog) | — | Jessup, MD | |
| 26.1 | WA3DZD | Jessup WA3DZD |
444.0000 | +5 | TSQL 107.2 | FM (analog) | — | Jessup, MD | |
| 26.3 | KA3LAO | Silver Spring KA3LAO |
147.1800 | +0.6 | TONE 156.7 | FM (analog) (FM,P25) | — | Silver Spring, MD | |
| 26.3 | WB3GXW | Silver Spring WB3GXW EchoLink |
147.2250 | +0.6 | TONE 156.7 | FM (analog) | EchoLink 147225 | — | Silver Spring, MD |
| 26.3 | N3AUY | Silver Spring N3AUY |
29.6600 | -0.1 | TSQL 141.3 | FM (analog) | — | Silver Spring, MD | |
| 26.3 | N3AUY | Silver Spring N3AUY |
449.0250 | -5 | TONE 156.7 | FM (analog) | — | Silver Spring, MD | |
| 26.3 | N4FRS | Alexandria N4FRS |
1283.2000 | -12 | TSQL 203.5 | FM (analog) (FM,DV) | — | Alexandria, VA | |
| 26.6 | K0BMM | Arlington K0BMM BM |
447.3125 | -5 | CC1 | DMR | BrandMeister 322315305 | — | Arlington, VA |
| 26.6 | W4HFH | Alexandria W4HFH |
53.1300 | -1 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 26.6 | W4HFH | Alexandria W4HFH |
147.3150 | +0.6 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 26.6 | W4HFH | Alexandria W4HFH |
224.8200 | -1.6 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 26.6 | W4HFH | Alexandria W4HFH |
444.6000 | +5 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 26.6 | W4HFH | Alexandria W4HFH |
1282.6000 | -12 | TONE 107.2 | FM (analog) | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 27.0 | W4HFH | Alexandria W4HFH |
145.3800 | -0.6 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 27.0 | W4HFH | Alexandria Hosp W4HFH |
442.0600 | +5 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 27.0 | W4HFH | Alexandria Hosp W4HFH |
1284.6000 | -12 | none | D-STAR | 🗓 1 net | 1 net · 34 check-ins · 18 stations | Alexandria, VA |
| 27.3 | KB2SKP | Lexington Park KB2SKP BM |
446.0125 | in 433.0125 | CC1 | DMR | BrandMeister 314491901 | — | Lexington Park, MD |
| 27.3 | W3WDC | Washington W3WDC BM |
443.0125 | +5 | CC4 | DMR | BrandMeister 312819502 | — | Washington, DC |
| 27.5 | N3PPH | Mechanicsville N3PPH Interstate |
441.7875 | +5 | CC1 | DMR | Interstate-2 | — | Mechanicsville, MD |
| 27.6 | WB4MJF | Arlington WB4MJF |
145.1500 | -0.6 | TSQL 107.2 | FM (analog) | — | Arlington, VA | |
| 27.6 | W4WVP | Arlington W4WVP |
145.4700 | -0.6 | TONE 107.2 | FM (analog) | — | Arlington, VA | |
| 27.6 | WA4HIS | Arlington WA4HIS |
224.0600 | -1.6 | none | FM (analog) | — | Arlington, VA | |
| 27.6 | W4CIA | Arlington W4CIA |
441.4500 | +5 | TONE 110.9 | FM (analog) (FM,C4FM) | — | Arlington, VA | |
| 27.6 | AB4YP | Arlington AB4YP |
443.2000 | +5 | TSQL 114.8 | FM (analog) | — | Arlington, VA | |
| 27.6 | K4AF | Arlington K4AF |
444.5500 | +5 | TONE 88.5 | FM (analog) | — | Arlington, VA | |
| 27.6 | W4AVA | Arlington W4AVA |
448.6250 | -5 | TONE 107.2 | FM (analog) | — | Arlington, VA | |
| 27.6 | W4WVP | Arlington W4WVP |
449.3250 | -5 | TONE 151.4 | FM (analog) | — | Arlington, VA | |
| 27.6 | WA4EKJ | Arlington WA4EKJ |
224.6200 | -1.6 | none | FM (analog) | — | Arlington, VA | |
| 27.7 | KB3HGW | Jessup KB3HGW BM |
448.8000 | -5 | CC1 | DMR | BrandMeister 321114701 | — | Jessup, MD |
| 27.8 | K4SVT | Forest K4SVT BM |
441.9000 | +5 | CC1 | DMR | BrandMeister 311287801 | — | Forest, VA |
| 27.9 | WA3KOK | Washington WAMU WA3KOK IRLP |
449.9750 | -5 | TSQL 107.2 | FM (analog) (FM,P25) | IRLP 4000 | — | Washington, DC |
| 28.6 | K3EMD | Easton URM Ctr K3EMD WIRES-X |
442.2000 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | WIRES-X 33142 | — | Easton, MD |
| 28.8 | W3MFP | Wheaton W3MFP BM |
442.8875 | +5 | CC5 | DMR | BrandMeister 312428101 | — | Wheaton, MD |
| 29.1 | W3KIT | SHARI-UHF W3KIT AllStar |
438.2875 | simplex | TONE 203.5 | FM (analog) | AllStar 547612 AllStar 547619 | — | SHARI-UHF Maryland, MD |
| 29.5 | K3YGG | Bethesda NIH K3YGG EchoLink |
145.2900 | -0.6 | TONE 156.7 | FM (analog) | EchoLink 247014 | — | Bethesda, MD |
| 29.6 | K3VOA | Silver Spring K3VOA AllStar |
447.5750 | -5 | TONE 77.0 | FM (analog) | AllStar 23919 | — | Silver Spring, MD |
| 29.9 | K3CAL | Lusby Appeal K3CAL EchoLink |
444.9500 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | EchoLink 389207 🗓 1 net | 1 net | Lusby, MD |
| 30.0 | KD3CXK | Brooklyn KD3CXK BM |
439.0650 | -1 | CC1 | DMR | BrandMeister 3223379 | — | Brooklyn, MD |
| 30.3 | W3BPT | Hollywood W3BPT Interstate |
146.8500 | -0.6 | CC1 | DMR | Interstate-3 | — | Hollywood, MD |
| 30.3 | W4AVA | Falls Church W4AVA |
146.6250 | -0.6 | TSQL 107.2 | FM (analog) | — | Falls Church, VA | |
| 30.3 | W4AVA | Falls Church W4AVA |
447.6250 | -5 | TSQL 107.2 | FM (analog) | — | Falls Church, VA | |
| 30.9 | N3PPH | Hollywood Fire N3PPH |
145.3500 | -0.6 | TONE 156.7 | FM (analog) | — | Hollywood, MD | |
| 31.1 | N3KUN | Chaptico N3KUN |
145.2500 | -0.6 | TONE 110.9 | FM (analog) | — | Chaptico, MD | |
| 31.2 | N3YMS | Trappe N3YMS Interstate |
442.5375 | +5 | CC1 | DMR | Interstate | — | Trappe, MD |
| 31.2 | W3CAM | Columbia W3CAM |
224.8600 | -1.6 | none | FM (analog) | — | Columbia, MD | |
| 31.5 | KC3APF | Dundalk Key KC3APF WIRES-X |
448.6750 | -5 | TONE 91.5 | FM (analog) (FM,C4FM) | WIRES-X 30068 | — | Dundalk, MD |
| 31.6 | W9DSG | Falls Church W9DSG BM |
448.0625 | -5 | CC1 | DMR | BrandMeister 3223922 | — | Falls Church, VA |
| 31.6 | N3AGB | Ashton N3AGB |
53.2500 | -1 | TSQL 100.0 | FM (analog) | — | Ashton, MD | |
| 31.6 | KC3BXH | Ashton KC3BXH EchoLink |
147.0000 | -0.6 | TONE 156.7 | FM (analog) (FM,P25) | EchoLink 105440 | — | Ashton, MD |
| 31.6 | K3WX | Ashton K3WX |
224.5400 | -1.6 | TONE 156.7 | FM (analog) | — | Ashton, MD | |
| 31.6 | KC3BXH | Ashton KC3BXH |
443.1500 | +5 | TSQL 156.7 | FM (analog) (FM,P25) | — | Ashton, MD | |
| 31.6 | KC3BXH | Ashton KC3BXH IRLP |
927.7250 | -25 | TONE 156.7 | FM (analog) | IRLP 4088 | — | Ashton, MD |
| 31.7 | K3EMD | Easton K3EMD WIRES-X |
147.0450 | +0.6 | TSQL 156.7 | FM (analog) | WIRES-X 43142 | — | Easton, MD |
| 32.0 | WA3KOK | Baltimore Haleth WA3KOK |
442.2500 | +5 | TSQL 107.2 | FM (analog) (FM,P25) | — | Baltimore, MD | |
| 32.3 | KG1JAG | Town L0C4T0R KG1JAG BM |
446.5000 | -5 | CC1 | DMR | BrandMeister 321925001 | — | Town, L0C4T0R, MD |
| 32.3 | WA3YOO | North Bethesda WA3YOO |
224.9400 | -1.6 | TONE 156.7 | FM (analog) | — | North Bethesda, MD | |
| 32.6 | K3CUJ | Columbia K3CUJ WIRES-X |
449.4750 | -5 | Fusion (C4FM) | WIRES-X 30215 | — | Columbia, MD | |
| 32.6 | K3GGM | Hollywood K3GGM BM |
446.5000 | -5 | CC1 | DMR | BrandMeister 3211901 | — | Hollywood, MD |
| 32.7 | KV3B | Rockville KV3B |
146.9550 | -0.6 | none | FM (analog) | — | Rockville, MD | |
| 32.8 | WA3KOK | Ashton WA3KOK |
444.0500 | +5 | none | FM (analog) (FM,P25) | — | Ashton, MD | |
| 33.0 | WA3KOK | Ashton WA3KOK Interstat |
442.2375 | +5 | none | FM (analog) (DMR,FM) | Interstate-Network | — | Ashton, MD |
| 33.5 | K3CUJ | Columbia K3CUJ |
147.1350 | +0.6 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Columbia, MD | |
| 33.5 | 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 |
| 33.6 | W3ETC | Centreville W3ETC |
927.6500 | -25 | TSQL 156.7 | FM (analog) (FM,P25) | — | Centreville, MD | |
| 33.6 | KE3AO | Centreville KE3AO |
146.9400 | -0.6 | TONE 107.2 | FM (analog) | — | Centreville, MD | |
| 33.6 | KE3AO | Centreville KE3AO |
448.2250 | -5 | TONE 107.2 | FM (analog) (FM,C4FM) | — | Centreville, MD | |
| 33.7 | NV4FM | Tysons Corner NV4FM |
145.3400 | -0.6 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 33.7 | NV4FM | Tysons Corner NV4FM |
448.0350 | -5 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 33.7 | NV4FM | Tysons Corner NV4FM |
1282.8000 | -12 | none | D-STAR | 🗓 1 net | 1 net | Tysons Corner, VA |
| 33.7 | W4CIA | Annandale Inova W4CIA |
147.2100 | +0.6 | TONE 110.9 | FM (analog) (FM,C4FM) | — | Annandale, VA | |
| 34.1 | N3BBF | Potomac N3BBF BM |
442.9000 | +5 | CC1 | DMR | BrandMeister 314963 | — | Potomac, MD |
| 34.2 | N3EZD | Ellicott City N3EZD |
224.3200 | -1.6 | none | FM (analog) | — | Ellicott City, MD | |
| 34.2 | N3EZD | Ellicott City N3EZD |
449.5250 | -5 | TONE 100.0 | FM (analog) | — | Ellicott City, MD | |
| 34.2 | KC3OQK | Ellicott City KC3OQK BM |
439.0000 | -5 | CC1 | DMR | BrandMeister 3159601 | — | Ellicott City, MD |
| 34.2 | KC3OQK | Ellicott City KC3OQK BM |
449.0000 | -5 | CC1 | DMR | BrandMeister 315960101 | — | Ellicott City, MD |
| 34.7 | NV4FM | Tysons Corner NV4FM |
146.9100 | -0.6 | TSQL 77.0 | FM (analog) | 🗓 1 net | 1 net | Tysons Corner, VA |
| 34.7 | NV4FM | Tysons Corner NV4FM |
447.0250 | -5 | TSQL 77.0 | FM (analog) | 🗓 1 net | 1 net | Tysons Corner, VA |
| 34.7 | N9KET | Tysons Corner N9KET Interstate |
441.3375 | +5 | CC1 | DMR | Interstate | — | Tysons Corner, VA |
| 34.8 | N3CDY | Baltimore N3CDY Interstate |
927.0625 | -25 | CC1 | DMR | Interstate | — | Baltimore, MD |
| 35.0 | K3UCB | Olney K3UCB Interstate |
442.9000 | +5 | CC1 | DMR | Interstate-Network | — | Olney, MD |
| 35.0 | N3BBF | Potomac N3BBF BM |
447.8750 | -5 | CC1 | DMR | BrandMeister 314982 | — | Potomac, MD |
| 35.3 | WA3YOO | Rockville WA3YOO Interstat |
443.9000 | +5 | TONE 156.7 | FM (analog) (DMR,FM,P25) | Interstate-3-Network | — | Rockville, MD |
| 35.5 | KN4ANG | Burke KN4ANG IRLP |
448.3000 | simplex | TSQL 110.9 | FM (analog) | IRLP 4048 | — | Burke, VA |
| 35.5 | WA3KOK | Rockville WA3KOK |
927.1375 | -25 | TONE 156.7 | FM (analog) | — | Rockville, MD | |
| 35.5 | N3JFW | Rockville N3JFW K4USD-Net |
442.4875 | +5 | CC1 | DMR | K4USD-Net | — | Rockville, MD |
| 35.5 | KV3B | Rockville KV3B |
442.7500 | +5 | TSQL 156.7 | FM (analog) (C4FM,FM) | — | Rockville, MD | |
| 35.7 | KB2SKP | Lexington Park KB2SKP WIRES-X |
445.2500 | -5 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 74906 | — | Lexington Park, MD |
| 35.8 | N3QEM | Vienna N3QEM Interstate |
442.9000 | +5 | CC1 | DMR | Interstate AWSVirginia | — | Vienna, VA |
| 36.0 | KA4DCS | Woodbridge Potom KA4DCS |
444.8500 | +5 | none | FM (analog) | — | Woodbridge, VA | |
| 36.2 | N3QEM | Vienna N3QEM Interstate |
927.6750 | -25 | CC1 | DMR | Interstate | — | Vienna, VA |
| 36.2 | 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 |
| 36.2 | K3LPV | Essex K3LPV BM |
449.9000 | -5 | CC1 | DMR | BrandMeister 310588 | — | Essex, MD |
| 36.2 | K3LPV | Essex K3LPV |
449.2000 | simplex | CC? | DMR | — | Essex, MD | |
| 36.3 | NC3M | Rockville NC3M AllStar |
445.9750 | simplex | TONE 100.0 | FM (analog) | AllStar 47835 | — | Rockville, MD |
| 36.3 | KC3FOQ | Leonardtown Fair KC3FOQ |
443.3000 | +5 | TONE 123.0 | FM (analog) (FM,C4FM) | — | Leonardtown, MD | |
| 36.3 | KC3FOQ | Leonardtown Fair KC3FOQ |
147.3900 | +0.6 | TONE 146.2 | FM (analog) (FM,C4FM) | — | Leonardtown, MD | |
| 36.3 | N3QEM | Vienna N3QEM Interstate |
145.1763 | -0.6 | CC13 | DMR | Interstate | — | Vienna, VA |
| 36.4 | W1JD | Mechanicsville W1JD BM |
439.8750 | -5 | CC8 | DMR | BrandMeister 3124132 | — | Mechanicsville, MD |
| 36.6 | WD4HRO | Woodbridge WD4HRO |
1293.0000 | -20 | none | D-STAR | — | Woodbridge, VA | |
| 36.8 | W3YVV | Dayton W3YVV |
927.5375 | -25 | TSQL 156.7 | FM (analog) | — | Dayton, MD | |
| 37.2 | N3PZZ | Dahlgren Potomac N3PZZ |
145.2500 | -0.6 | TONE 88.5 | FM (analog) | — | Dahlgren, VA | |
| 37.4 | W3PGA | Baltimore KHS W3PGA |
147.2400 | +0.6 | TSQL 123.0 | FM (analog) (FM,C4FM) | — | Baltimore, MD | |
| 37.4 | W3PGA | Baltimore KHS W3PGA |
449.5750 | -5 | TSQL 123.0 | FM (analog) (FM,C4FM) | — | Baltimore, MD | |
| 37.8 | N3EMC | Middle River N3EMC AllStar |
927.7000 | -25 | TSQL 156.7 | FM (analog) (DMR,FM) | AllStar 67341 EchoLink 506758 TGIF | — | Middle River, MD |
| 38.2 | W3DAK | Middle River W3DAK EchoLink |
447.3750 | -5 | TONE 67.0 | FM (analog) (DMR,FM) | EchoLink 823021 BrandMeister 312299 | — | Middle River, MD |
| 38.3 | N3EST | Middle River N3EST |
147.3450 | +0.6 | TONE 192.8 | FM (analog) | — | Middle River, MD | |
| 38.3 | WB3FFV | Middle River MD WB3FFV BM |
438.0150 | -5 | CC1 | DMR | BrandMeister 322199401 | — | Middle River, MD FM1, MD |
| 38.9 | N3PZZ | King George Dahl N3PZZ |
145.3300 | -0.6 | TONE 88.5 | FM (analog) | — | King George, VA | |
| 39.0 | W4IY | Woodbridge W4IY AllStar |
147.2400 | +0.6 | TSQL 107.2 | FM (analog) | AllStar 52951 EchoLink 615284 | — | Woodbridge, VA |
| 39.0 | W4IY | Woodbridge W4IY |
224.7800 | -1.6 | none | FM (analog) | — | Woodbridge, VA | |
| 39.0 | W4IY | Woodbridge W4IY WIRES-X |
444.9000 | +5 | TSQL 127.3 | FM (analog) (FM,C4FM) | WIRES-X 73418 | — | Woodbridge, VA |
| 40.0 | KV3B | Gaithersburg KV3B |
53.2700 | -1 | TSQL 156.7 | FM (analog) | — | Gaithersburg, MD | |
| 40.1 | KA3LAO | Gaithersburg RF KA3LAO Interstat |
441.8875 | +5 | CC1 | DMR | Interstate-Network | — | Gaithersburg, MD |
| 40.2 | KN4EAR | Reston KN4EAR BM |
430.8000 | in 445.8000 | CC1 | DMR | BrandMeister 3100457 | — | Reston, VA |
| 40.4 | N3SBP | Parkville N3SBP BM |
223.8000 | -1.6 | CC1 | DMR | BrandMeister 312410402 BrandMeister 314562 | — | Parkville, MD |
| 40.6 | W8RBJ | Reston Atrium W8RBJ EchoLink |
147.3750 | +0.6 | TSQL 131.8 | FM (analog) | EchoLink 188962 | — | Reston, VA |
| 40.8 | WB3DZO | Randallstown WB3DZO |
443.3500 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Randallstown, MD | |
| 41.0 | NV4FM | Fairfax NV4FM AllStar |
146.7900 | -0.6 | TSQL 77.0 | FM (analog) | AllStar 534142 🗓 1 net | 1 net | Fairfax, VA |
| 41.0 | NV4FM | Fairfax NV4FM |
224.1000 | -1.6 | TSQL 77.0 | FM (analog) | 🗓 1 net | 1 net | Fairfax, VA |
| 41.0 | N3YMS | Chestertown N3YMS Interstate |
441.6625 | +5 | CC1 | DMR | Interstate | — | Chestertown, MD |
| 41.1 | K3ARS | Chestertown Shor K3ARS |
449.1750 | -5 | TONE 156.7 | FM (analog) | — | Chestertown, MD | |
| 41.4 | K3OCM | Towson K3OCM K4USD-Net |
443.8500 | +5 | CC6 | DMR | K4USD-Net | — | Towson, MD |
| 41.8 | W3FT | Towson W3FT EchoLink |
146.6700 | -0.6 | TONE 107.2 | FM (analog) | EchoLink 286640 | — | Towson, MD |
| 41.8 | WR3IRS | Towson WR3IRS Interstat |
441.4000 | +5 | CC1 | DMR | Interstate | — | Towson, MD |
| 41.8 | N3CDY | Towson N3CDY |
449.2750 | -5 | TONE 107.2 | FM (analog) (FM,P25) | — | Towson, MD | |
| 41.9 | W3DHS | Towson W3DHS |
145.1400 | -0.6 | TONE 114.8 | D-STAR | — | Towson, MD | |
| 41.9 | W3DHS | Towson W3DHS EchoLink |
145.3300 | -0.6 | TONE 114.8 | FM (analog) | EchoLink 217618 | — | Towson, MD |
| 41.9 | WB3DZO | Towson WB3DZO |
147.0300 | +0.6 | TONE 156.7 | FM (analog) | — | Towson, MD | |
| 41.9 | W3DHS | Towson W3DHS |
442.1125 | +5 | TONE 114.8 | D-STAR | — | Towson, MD | |
| 42.0 | K4XY | Fairfax FO Hosp K4XY AllStar |
448.3750 | -5 | none | FM (analog) | AllStar 59777 | — | Fairfax, VA |
| 42.4 | K3CUJ | Cooksville K3CUJ |
448.2750 | -5 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Cooksville, MD | |
| 42.5 | 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 |
| 42.5 | K3CUJ | Cooksville K3CUJ |
147.3900 | +0.6 | TONE 156.7 | FM (analog) (C4FM,FM) | — | Cooksville, MD | |
| 42.8 | KC8VFN | King George Locu KC8VFN |
146.7750 | -0.6 | TSQL 110.9 | FM (analog) | — | King George, VA | |
| 43.3 | W3JEH | Perry Hall W3JEH |
223.8400 | -1.6 | none | FM (analog) | — | Perry Hall, MD | |
| 43.5 | K3ARS | Worton K3ARS AllStar |
147.3750 | +0.6 | TSQL 156.7 | FM (analog) | AllStar 497350 | — | Worton, MD |
| 43.5 | K3ARS | Worton K3ARS BM |
447.7375 | -5 | CC1 | DMR | BrandMeister 312414 | — | Worton, MD |
| 43.5 | K3ARS | Worton K3ARS BM |
442.7375 | +5 | CC1 | DMR | BrandMeister 312414 | — | Worton, MD |
| 43.6 | N3QEM | Herndon N3QEM Interstate |
145.1637 | -0.6 | CC13 | DMR | Interstate | — | Herndon, VA |
| 43.7 | N3QEM | Herndon Worldgat N3QEM Interstate |
442.4375 | +5 | CC1 | DMR | Interstate | — | Herndon, VA |
| 43.7 | N1RM | Reston N1RM |
443.0000 | +5 | TONE 88.5 | FM (analog) | — | Reston, VA | |
| 43.7 | N4CV | Herndon N4CV AWSVirginia |
443.0875 | +5 | CC1 | DMR | AWSVirginia | — | Herndon, VA |
| 43.7 | N3OCQ | Herndon N3OCQ BM |
447.3500 | -5 | CC1 | DMR | BrandMeister 314789 | — | Herndon, VA |
| 44.1 | N3EJT | Owings Mills N3EJT Not-Linked |
147.1950 | +0.6 | CC1 | DMR | Not-Linked | — | Owings Mills, MD |
| 44.1 | N3CDY | Owings Mills N3CDY Interstate |
449.0750 | -5 | CC1 | DMR | Interstate | — | Owings Mills, MD |
| 44.1 | N3CDY | Owings Mills N3CDY |
927.5125 | -25 | TONE 156.7 | FM (analog) | — | Owings Mills, MD | |
| 44.3 | WA3KOK | Germantown WA3KOK |
147.2700 | +0.6 | TONE 156.7 | FM (analog) (FM,P25) | — | Germantown, MD | |
| 44.3 | KV3B | Germantown KV3B |
444.2000 | +5 | none | D-STAR | — | Germantown, MD | |
| 44.7 | N4FSC | Ashburn N4FSC |
145.3100 | -0.6 | TSQL 77.0 | FM (analog) | — | Ashburn, VA | |
| 44.8 | NQ4T | Manassas NQ4T AllStar |
223.4000 | simplex | TONE 100.0 | FM (analog) | AllStar 594081 | — | Manassas, VA |
| 44.8 | NQ4T | Manassas NQ4T AllStar |
439.8000 | simplex | TONE 100.0 | FM (analog) | AllStar 59408 AllStar 594080 | — | Manassas, VA |
| 45.0 | K3PZN | Sykesville K3PZN |
147.2850 | +0.6 | TONE 156.7 | FM (analog) | 🗓 1 net | 1 net | Sykesville, MD |
| 45.1 | KK4QGD | Manassas Park KK4QGD BM |
425.5000 | +5 | CC1 | DMR | BrandMeister 313135 | — | Manassas Park, VA |
| 45.3 | N3ST | Timonium N3ST |
449.6750 | -5 | TONE 167.9 | FM (analog) | — | Timonium, MD | |
| 45.4 | N3QEM | Sterling N3QEM AWSVirgini |
442.8750 | +5 | CC1 | DMR | AWSVirginia | — | Sterling, VA |
| 45.5 | N3KNT | Federalsburg N3KNT Interstate |
442.0500 | +5 | CC1 | DMR | Interstate-2-Network | — | Federalsburg, MD |
| 45.5 | KD4RTH | Chantilly KD4RTH BM |
443.1500 | +5 | CC1 | DMR | BrandMeister 310763 | — | Chantilly, VA |
| 45.5 | N3OCQ | Chantilly N3OCQ BM |
443.3500 | +5 | CC1 | DMR | BrandMeister 314601 | — | Chantilly, VA |
| 45.5 | N3HIA | Joppa N3HIA EchoLink |
224.4800 | -1.6 | TONE 100.0 | FM (analog) | EchoLink 245186 | — | Joppa, MD |
| 45.7 | KB3LYL | Damascus KB3LYL K4USD-Net |
442.2125 | +5 | CC1 | DMR | K4USD-Net | — | Damascus, MD |
| 46.6 | K4IAD | Dulles Arpt K4IAD |
147.3300 | +0.6 | TONE 203.5 | FM (analog) | — | Dulles, VA | |
| 46.6 | K4IAD | Chantilly Dulles K4IAD |
444.7500 | +5 | TONE 100.0 | FM (analog) | — | Chantilly, VA | |
| 46.9 | N3VSI | Larry - Edgewood N3VSI AllStar |
442.9000 | +5 | TONE 127.3 | FM (analog) | AllStar 28094 AllStar 497352 | — | Larry - Edgewood, MD |
| 46.9 | K4GVT | Manassas K4GVT |
443.5000 | +5 | TSQL 110.9 | FM (analog) | — | Manassas, VA | |
| 47.4 | K3NXU | Cockeysville K3NXU |
145.1900 | -0.6 | TONE 110.9 | FM (analog) | — | Cockeysville, MD | |
| 47.4 | KB3BHO | Cockeysville KB3BHO |
448.5250 | -5 | TONE 82.5 | FM (analog) | — | Cockeysville, MD | |
| 47.7 | W4KGC | King George W4KGC |
146.7450 | -0.6 | TSQL 107.2 | FM (analog) | — | King George, VA | |
| 47.7 | K4GVA | King George K4GVA |
448.4750 | -5 | TONE 79.7 | FM (analog) | — | King George, VA | |
| 48.5 | W4OVH Listed as W4OVH/R |
Manassas W4OVH AllStar |
224.6600 | -1.6 | TONE 100.0 | FM (analog) | AllStar 47551 | — | Manassas, VA |
| 48.5 | W4OVH | Manassas NOVEC W4OVH |
146.8650 | -0.6 | none | D-STAR | — | Manassas, VA | |
| 48.5 | W4OVH | Manassas NOVEC W4OVH |
442.5125 | +5 | none | D-STAR | — | Manassas, VA | |
| 48.8 | K3FBI | Quantico K3FBI |
147.3450 | +0.6 | TONE 167.9 | FM (analog) (FM,P25) | — | Quantico, VA | |
| 48.8 | K3FBI | Quantico K3FBI |
443.5500 | +5 | TONE 167.9 | P25 | — | Quantico, VA | |
| 49.4 | W4OVH | Manassas Wtr W4OVH AllStar |
146.9700 | -0.6 | TONE 100.0 | FM (analog) | AllStar 46931 | — | Manassas, VA |
| 49.4 | W4OVH | Manassas Wtr W4OVH AllStar |
442.2000 | +5 | TONE 100.0 | FM (analog) (FM,C4FM) | AllStar 27061 | — | Manassas, VA |
| 49.4 | KF4AH | Montross KF4AH |
146.8950 | -0.6 | TSQL 110.9 | FM (analog) | — | Montross, VA | |
| 49.6 | KR4KMS | Stafford KR4KMS BM |
449.5000 | -5 | CC7 | DMR | BrandMeister 322289401 | — | Stafford, VA |
| 49.7 | W3CGT | Mount Airy W3CGT |
448.5750 | -5 | TONE 69.3 | FM (analog) | — | Mount Airy, MD | |
| 49.8 | WB6EFW | Ashburn WB6EFW BM |
434.0000 | +5 | CC1 | DMR | BrandMeister 315103901 | — | Ashburn, VA |
| 17.3 | W3XJ offline | Bowie W3XJ |
442.1500 | +5 | none | FM (analog) | — | Bowie, MD | |
| 18.2 | KP4IP offline | Millersville KP4IP BM |
442.4000 | +5 | CC1 | DMR | BrandMeister 310148 | — | Millersville, MD |
| 23.0 | K3VOA offline | Washington Wilbu K3VOA |
448.5750 | -5 | TSQL 77.0 | FM (analog) | — | Washington, DC | |
| 24.2 | K3MRC offline | Washington K3MRC |
145.4300 | -0.6 | TSQL 114.8 | FM (analog) (FM,C4FM) | — | Washington, DC | |
| 24.2 | KC3VO offline | Washington KC3VO |
448.8750 | -5 | none | FM (analog) | — | Washington, DC | |
| 24.4 | W3ARL offline | Adelphi W3ARL |
145.3700 | -0.6 | none | FM (analog) | — | Adelphi, MD | |
| 25.4 | K3BAY offline | Pasadena K3BAY IRLP |
145.5400 | simplex | TSQL 107.2 | FM (analog) | IRLP 4717 | — | Pasadena, MD |
| 26.0 | WB3GXW offline | Silver Spring WB3GXW |
444.2500 | +5 | TONE 156.7 | FM (analog) | — | Silver Spring, MD | |
| 26.8 | N3HF offline | Silver Spring N3HF IRLP |
443.4500 | +5 | TSQL 156.7 | FM (analog) | IRLP 4712 | — | Silver Spring, MD |
| 27.3 | W3LRC offline | Jessup W3LRC BM |
447.8500 | -5 | CC1 | DMR | BrandMeister 314342 | — | Jessup, MD |
| 28.3 | WA3KOK offline | Laurel WA3KOK IRLP |
144.4400 | simplex | none | FM (analog) | IRLP 4173 | — | Laurel, MD |
| 28.3 | WA3KOK offline | Clarksville WA3KOK IRLP |
144.9700 | simplex | TSQL 107.2 | FM (analog) | IRLP 4542 | — | Clarksville, MD |
| 31.0 | KB3FWW offline | Hollywood KB3FWW IRLP |
449.4900 | simplex | TSQL 146.2 | FM (analog) | IRLP 8856 | — | Hollywood, MD |
| 33.6 | K3AYV offline | Baltimore Pigtow K3AYV EchoLink |
442.9000 | +5 | TSQL 162.2 | FM (analog) | EchoLink | — | Baltimore, MD |
| 38.6 | N3QEM offline | Fairfax N3QEM |
442.9125 | -5 | CC? | DMR | — | Fairfax, VA | |
| 39.8 | W3DAK offline | Middle River W3DAK BM |
145.1700 | -0.6 | CC1 | DMR | BrandMeister 312377 | — | Middle River, MD |
| 40.6 | N2MCS offline | Baltimore N2MCS |
442.9000 | +5 | CC? | DMR | — | Baltimore, MD | |
| 46.6 | KI4AD offline | Ashburn Dulles KI4AD |
145.3100 | -0.6 | TSQL 77.0 | FM (analog) (FM,C4FM) | — | Ashburn, VA | |
| 46.9 | N3VSI offline | Edgewood N3VSI AllStar |
146.5600 | simplex | TSQL 127.3 | FM (analog) | IRLP 8277 AllStar 29916 | — | Edgewood, MD |
| 47.0 | W7DQ offline | Widewater W7DQ IRLP |
446.9250 | simplex | TSQL 107.2 | FM (analog) | IRLP 3510 | — | Widewater, VA |
| 49.7 | KQ4CI offline | Ashburn KQ4CI WIRES-X |
447.9000 | -5 | TSQL 100.0 | FM (analog) | WIRES-X 72405 | — | Ashburn, VA |