N9TPB
FCC License Search
🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 2026) · next update today 9:45 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, WIW3HAM HAM
🔒 Not available — currently licensed, through Nov 29, 2026. If it isn't renewed, it opens for vanity requests Nov 30, 2028.
📬 QSL: no LoTW uploads on record · eQSL AG member · QRZ · HamQTH
Currently held by CHEESE HOLLOW AMATEUR RADIO SOCIETY · 1 holder on record
Current holder: CHEESE HOLLOW AMATEUR RADIO SOCIETY
Held W3HAM Jun 23, 2005 → present · first licensed Jun 23, 2005 as W3HAM · 1 license · FRN 0005052964
-
- Licensee
- CHEESE HOLLOW AMATEUR RADIO SOCIETY
- Address
- Attn: Walter P Pyne
22613 Stevenson Rd
Smithsburg, MD 21783
- FRN
- 0005052964
- Previous call
- KB3BPX
- Trustee
- WA3EOP
- Last granted
- Nov 29, 2016
- Effective
- Nov 29, 2016
- Last action
- Mar 13, 2024
FCC actions (4)
- Nov 29, 2016 — License renewed LIREN
- Sep 13, 2006 — License renewed LIREN
- Jul 20, 2005 — Administrative update LIAUA
- Jun 23, 2005 — Administrative update LIAUA
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Others requesting W3HAM
3 applications listed W3HAM as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Jan 27, 2016 | Feb 14, 2016 | KC3GHQ · Adam Blydenburgh · Washington, DC | 4 | Granted |
| Aug 2, 2010 | Aug 20, 2010 | W3PMD · CHARLES R WRIGHT · HOLLAND, PA | 1 | Granted |
| Oct 23, 2000 | Nov 10, 2000 | N3IUG · CHARLES F JOHNSON · CHALK HILL, PA | 6 | Dismissed |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for W3HAM in the last 24 hours. They show up here within seconds of W3HAM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Repeaters within 50 miles
167 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 |
|---|---|---|---|---|---|---|---|---|---|
| 4.2 | W3CWC | Pen Mar Quirauk W3CWC AllStar |
147.0900 | +0.6 | TSQL 100.0 | FM (analog) (FM,C4FM) | AllStar 61487 | — | Pen Mar, MD |
| 4.2 | W3CWC | Pen Mar Quirauk W3CWC WIRES-X |
447.9750 | -5 | TSQL 100.0 | FM (analog) (FM,C4FM) | WIRES-X 18217 | — | Pen Mar, MD |
| 5.6 | K3KMA | Thurmont K3KMA |
448.0250 | -5 | TSQL 103.5 | FM (analog) | — | Thurmont, MD | |
| 7.3 | W3ARK | Hagerstown W3ARK |
447.1250 | -5 | TSQL 123.0 | FM (analog) | — | Hagerstown, MD | |
| 7.5 | W3CWC | Hagerstown W3CWC |
147.3750 | +0.6 | TONE 100.0 | FM (analog) | — | Hagerstown, MD | |
| 10.8 | N2JEH | Fairfield Libert N2JEH Interstate |
146.4450 | +1 | CC1 | DMR | Interstate | — | Fairfield, PA |
| 11.5 | KD3SU | Boonsboro KD3SU AllStar |
442.9500 | +5 | TONE 94.8 | FM (analog) | AllStar 27299 | — | Boonsboro, MD |
| 12.5 | W3FDK | Frederick Gambri W3FDK |
444.8000 | +5 | none | D-STAR | 🗓 2 nets | 2 nets · 8 check-ins · 8 stations | Frederick, MD |
| 12.5 | N3KTX | Frederick Gambri N3KTX |
53.4700 | -1 | TSQL 107.2 | FM (analog) | — | Frederick, MD | |
| 12.5 | K3DO | Frederick Gambri K3DO BM |
441.9625 | +5 | none | D-STAR (DMR,DV) | BrandMeister 312413 | — | Frederick, MD |
| 12.5 | 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 |
| 12.5 | K3DO | Frederick K3DO BM |
447.8750 | -5 | CC1 | DMR | BrandMeister 312413 | — | Frederick, MD |
| 12.5 | 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 |
| 12.5 | K3ERM | Frederick Gambri K3ERM WIRES-X |
448.4250 | -5 | TSQL 100.0 | FM (analog) (FM,C4FM) | WIRES-X 40386 | — | Frederick, MD |
| 12.5 | N3ST | Frederick Gambri N3ST |
444.1000 | +5 | TONE 167.9 | FM (analog) | — | Frederick, MD | |
| 12.6 | N3ITA | Frederick N3ITA |
442.8000 | +5 | TSQL 79.7 | FM (analog) (FM,P25) | — | Frederick, MD | |
| 12.7 | KA3LAO | Fairfield KA3LAO Interstat |
146.4750 | +1 | CC1 | DMR | Interstate-Network | — | Fairfield, PA |
| 12.9 | KD3SU | Boonsboro KD3SU AllStar |
146.7750 | -0.6 | TONE 114.8 | FM (analog) | AllStar 27299 | — | Boonsboro, MD |
| 13.9 | KC3SNV | Frederick KC3SNV BM |
438.0125 | -5 | CC1 | DMR | BrandMeister 318357102 | — | Frederick, MD |
| 17.4 | W3ARK | Frederick Braddo W3ARK |
444.3500 | +5 | TSQL 100.0 | FM (analog) | — | Frederick, MD | |
| 17.8 | K3ERM | Frederick K3ERM |
146.6400 | -0.6 | TSQL 156.7 | FM (analog) | — | Frederick, MD | |
| 18.2 | W3FDK | Frederick W3FDK |
145.1700 | -0.6 | none | D-STAR | 🗓 2 nets | 2 nets · 8 check-ins · 8 stations | Frederick, MD |
| 18.6 | K3MAD | Clear Spring K3MAD |
147.3450 | +0.6 | TONE 123.0 | FM (analog) | 🗓 2 nets | 2 nets · 113 check-ins · 38 stations | Clear Spring, MD |
| 18.9 | WR3IRS | Chambersburg WR3IRS Interstat |
223.9000 | -1.6 | CC1 | DMR | Interstate | — | Chambersburg, PA |
| 19.4 | W3WAN | Chambersburg W3WAN AllStar |
145.2700 | -0.6 | TONE 74.4 | FM (analog) | AllStar 2145 | — | Chambersburg, PA |
| 19.4 | KA3LAO | Chambersburg KA3LAO Interstat |
146.4150 | +1 | CC1 | DMR | Interstate-Network | — | Chambersburg, PA |
| 19.4 | WR3IRS | Chambersburg WR3IRS Interstat |
441.9000 | +5 | CC1 | DMR | Interstate | — | Chambersburg, PA |
| 19.5 | K3MAD | Frederick K3MAD |
147.0600 | +0.6 | TSQL 146.2 | FM (analog) | 🗓 2 nets | 2 nets · 113 check-ins · 38 stations | Frederick, MD |
| 19.5 | K3MAD | Frederick K3MAD |
224.2000 | -1.6 | TONE 123.0 | FM (analog) | 🗓 2 nets | 2 nets · 113 check-ins · 38 stations | Frederick, MD |
| 19.5 | WA3KOK | Frederick WA3KOK AllStar |
443.4000 | +5 | TSQL 136.5 | FM (analog) (FM,P25) | AllStar 60309 | — | Frederick, MD |
| 20.3 | N3UHD | Clear Spring N3UHD EchoLink |
442.6500 | +5 | TONE 79.7 | FM (analog) | EchoLink 481682 | — | Clear Spring, MD |
| 20.6 | W3CWC | Hagerstown Fairv W3CWC AllStar |
146.9400 | -0.6 | TSQL 100.0 | FM (analog) (FM,C4FM) | AllStar 615210 EchoLink 324658 | — | Hagerstown, MD |
| 21.0 | K3LMS | Jefferson K3LMS |
443.3000 | +5 | TONE 100.0 | FM (analog) | — | Jefferson, MD | |
| 21.9 | W3KGN | Gettysburg W3KGN |
145.3500 | -0.6 | TONE 103.5 | FM (analog) | — | Gettysburg, PA | |
| 21.9 | N3ETH Listed as N3ETH/R |
Gettysburg N3ETH AllStar |
447.6750 | -5 | TSQL 107.2 | FM (analog) | AllStar 520690 | — | Gettysburg, PA |
| 22.1 | N3ETH | Battlefield of G N3ETH AllStar |
440.0500 | simplex | TONE 107.2 | FM (analog) | AllStar 520691 | — | Battlefield of Gettysburg, PA |
| 22.7 | N3GPE | Gettysburg Penns N3GPE BM |
439.0000 | -5 | CC1 | DMR | BrandMeister 3173412 | — | Gettysburg, Pennsylv, PA |
| 23.4 | N3ETH | Gettysburg N3ETH AllStar |
144.0600 | simplex | TONE 107.2 | FM (analog) | AllStar 520692 | — | Gettysburg, PA |
| 24.9 | W8ORS | Martinsburg W8ORS |
145.1500 | -0.6 | TSQL 179.9 | FM (analog) | — | Martinsburg, WV | |
| 24.9 | KB8UUE | Martinsburg KB8UUE EchoLink |
147.2550 | +0.6 | TONE 123.0 | FM (analog) | EchoLink 123456 🗓 1 net | 1 net · 29 check-ins · 16 stations | Martinsburg, WV |
| 24.9 | K1LLS | Martinsburg K1LLS |
442.7000 | +5 | DCS 023 | FM (analog) | — | Martinsburg, WV | |
| 24.9 | KI4LWQ | Martinsburg KI4LWQ BM |
449.6000 | in 423.0000 | CC1 | DMR | BrandMeister 317371509 | — | Martinsburg, WV |
| 25.0 | KB3UAG | Chambersburg KB3UAG Interstat |
145.2500 | -0.6 | CC1 | DMR | Interstate-2-Network | — | Chambersburg, PA |
| 25.6 | W3KGN | Biglerville W3KGN |
443.1000 | +5 | TONE 103.5 | FM (analog) | — | Biglerville, PA | |
| 25.8 | K5FQ | Shippensburg K5FQ BM |
445.3000 | -5 | CC1 | DMR | BrandMeister 315290301 | — | Shippensburg, PA |
| 27.2 | WV8VRC | Charles Town WV8VRC WIRES-X |
440.8000 | +5 | Fusion (C4FM) | WIRES-X 52840 | — | Charles Town, WV | |
| 28.1 | W3ACH | Chambersburg Cla W3ACH |
147.1200 | +0.6 | TSQL 100.0 | FM (analog) | — | Chambersburg, PA | |
| 28.3 | N6PPP | Town L0C4T0R N6PPP BM |
445.0000 | -5 | CC1 | DMR | BrandMeister 3110809 | — | Town, L0C4T0R, MD |
| 29.3 | N8RAT | Martinsburg N N8RAT |
441.8500 | +5 | Fusion (C4FM) | — | Martinsburg, WV | ||
| 29.8 | N8RAT Listed as N8RAT/R |
Martinsburg N8RAT AllStar |
224.7400 | -1.6 | TONE 131.8 | FM (analog) | AllStar 40485 | — | Martinsburg, WV |
| 29.8 | N8RAT | Martinsburg N N8RAT |
442.8500 | +5 | TSQL 100.0 | FM (analog) | — | Martinsburg, WV | |
| 29.8 | N8RAT | Martinsburg N N8RAT AllStar |
224.3800 | -1.6 | TSQL 123.0 | FM (analog) | AllStar 40485 | — | Martinsburg, WV |
| 29.8 | WA4TXE | Charles Town WA4TXE |
146.8500 | -0.6 | TONE 77.0 | FM (analog) | — | Charles Town, WV | |
| 29.8 | N5SWR | Charles Town N5SWR WIRES-X |
145.4800 | -0.6 | Fusion (C4FM) | WIRES-X 33277 | — | Charles Town, WV | |
| 30.2 | W3VLG | Charles Town W3VLG WIRES-X |
440.8000 | +5 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 52840 | — | Charles Town, WV |
| 30.2 | W3VLG | Charles Town W3VLG WIRES-X |
145.4800 | -0.6 | DG-ID 00-00 | Fusion (C4FM) | WIRES-X 33277 | — | Charles Town, WV |
| 30.2 | W3CGT | Mount Airy W3CGT |
448.5750 | -5 | TONE 69.3 | FM (analog) | — | Mount Airy, MD | |
| 33.1 | K3PZN | Westminster K3PZN |
145.4100 | -0.6 | TSQL 114.8 | FM (analog) | 🗓 1 net | 1 net | Westminster, MD |
| 33.1 | K3PZN | Westminster K3PZN |
449.8750 | -5 | TSQL 127.3 | FM (analog) (C4FM,FM) | 🗓 1 net | 1 net | Westminster, MD |
| 33.1 | K3PZN | Westminster K3PZN |
53.0900 | -1 | TSQL 107.2 | FM (analog) | 🗓 1 net | 1 net | Westminster, MD |
| 34.0 | KB3LYL | Damascus KB3LYL K4USD-Net |
442.2125 | +5 | CC1 | DMR | K4USD-Net | — | Damascus, MD |
| 34.3 | N3TWT | Mount Holl S Mtn N3TWT EchoLink |
145.4300 | -0.6 | TONE 67.0 | FM (analog) | EchoLink 743026 | — | Mount Holly Springs, PA |
| 34.4 | WV8FK | Berke W Virginia WV8FK |
53.7500 | -1 | TSQL 110.9 | FM (analog) | — | Berkeley Springs, WV | |
| 35.7 | N3KZS | Manchester N3KZS AllStar |
146.8950 | -0.6 | TSQL 107.2 | FM (analog) | AllStar 520690 IRLP 7070 | — | Manchester, MD |
| 36.1 | KS3M | Abbottstown KS3M AllStar |
147.5100 | simplex | TONE 114.8 | FM (analog) | AllStar 57337 AllStar 573370 | — | Abbottstown, PA |
| 36.2 | W3MUM | Hanover Pigeon W3MUM |
147.3300 | +0.6 | TONE 123.0 | FM (analog) | — | Hanover, PA | |
| 36.3 | KB3VVB | Hanover Pigeon KB3VVB Interstat |
445.2312 | -5 | CC1 | DMR | Interstate-2 | — | Hanover, PA |
| 36.9 | K4AUI | Hamilton K4AUI |
441.7000 | +5 | none | FM (analog) | — | Hamilton, VA | |
| 37.6 | KJ4NXG | Round Hill KJ4NXG AllStar |
147.4200 | simplex | TONE 100.0 | FM (analog) | AllStar 50459 | — | Round Hill, VA |
| 37.7 | WA3KOK | Germantown WA3KOK |
147.2700 | +0.6 | TONE 156.7 | FM (analog) (FM,P25) | — | Germantown, MD | |
| 37.7 | KV3B | Germantown KV3B |
444.2000 | +5 | none | D-STAR | — | Germantown, MD | |
| 37.9 | WA4TXE | Leesburg WA4TXE |
146.7000 | -0.6 | TONE 77.0 | FM (analog) | — | Leesburg, VA | |
| 37.9 | WA4TXE | Leesburg WA4TXE |
442.1000 | +5 | TONE 77.0 | FM (analog) | — | Leesburg, VA | |
| 37.9 | WA3KOK | Leesburg WA3KOK |
927.0500 | -25 | TSQL 156.7 | P25 | — | Leesburg, VA | |
| 38.2 | K3CUJ | Cooksville K3CUJ |
147.3900 | +0.6 | TONE 156.7 | FM (analog) (C4FM,FM) | — | Cooksville, MD | |
| 38.3 | K3CUJ | Cooksville K3CUJ |
448.2750 | -5 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Cooksville, MD | |
| 38.4 | K3PZN | Sykesville K3PZN |
147.2850 | +0.6 | TONE 156.7 | FM (analog) | 🗓 1 net | 1 net | Sykesville, MD |
| 38.5 | N3EV | Leesburg N3EV BM |
145.1700 | -0.6 | CC1 | DMR | BrandMeister 311789 | — | Leesburg, VA |
| 38.5 | N3EV | Leesburg N3EV BM |
442.9000 | +5 | CC1 | DMR | BrandMeister 311790 | — | Leesburg, VA |
| 38.5 | N3EV | Leesburg N3EV BM |
447.8750 | -5 | CC1 | DMR | BrandMeister 311791 | — | Leesburg, VA |
| 38.5 | N3EV | Leesburg N3EV BM |
447.8250 | -5 | CC1 | DMR | BrandMeister 311792 | — | Leesburg, VA |
| 38.5 | N3EV | Leesburg N3EV BM |
447.7250 | -5 | CC1 | DMR | BrandMeister 311793 | — | Leesburg, VA |
| 38.5 | WR3D | Leesburg WR3D OpenDMR |
443.9000 | +5 | CC1 | DMR | OpenDMR | — | Leesburg, VA |
| 38.6 | N3TWT | Toboyne Three N3TWT EchoLink |
146.4600 | +1 | TONE 67.0 | FM (analog) | EchoLink 783492 | — | Toboyne, PA |
| 40.3 | KC4RCR | Berryville KC4RCR AllStar |
444.3000 | +5 | TSQL 141.3 | FM (analog) | AllStar 58830 EchoLink 527721 | — | Berryville, VA |
| 40.4 | W3ETO | Carlisle W3ETO BM |
444.8000 | +5 | CC1 | DMR | BrandMeister 3210491 | — | Carlisle, PA |
| 40.5 | N3JLT | Bluemont Mt N3JLT Interstate |
449.9250 | -5 | CC1 | DMR | Interstate-2-Network 🗓 1 net | 1 net · 70 check-ins · 39 stations | Bluemont, VA |
| 40.6 | NE3KO | Boiling Springs NE3KO BM |
445.9750 | -5 | CC5 | DMR | BrandMeister 314292901 | — | Boiling Springs, PA |
| 41.2 | KA3LAO | Gaithersburg RF KA3LAO Interstat |
441.8875 | +5 | CC1 | DMR | Interstate-Network | — | Gaithersburg, MD |
| 41.3 | WB6EFW | Leesburg WB6EFW AllStar |
145.1850 | -0.6 | TSQL 103.5 | FM (analog) | AllStar 66672 EchoLink 485356 | — | Leesburg, VA |
| 41.3 | WB6EFW | Leesburg WB6EFW |
224.0000 | -1.6 | TSQL 123.0 | FM (analog) | — | Leesburg, VA | |
| 41.3 | WB6EFW | Ashburn WB6EFW BM |
442.1375 | +5 | CC1 | DMR | BrandMeister 315107 | — | Ashburn, VA |
| 41.3 | KV3B | Gaithersburg KV3B |
53.2700 | -1 | TSQL 156.7 | FM (analog) | — | Gaithersburg, MD | |
| 42.4 | KK3L | Berkeley Springs KK3L Interstate- |
443.8500 | +5 | CC1 | DMR | Interstate-3-Network 🗓 1 net | 1 net · 30 check-ins · 17 stations | Berkeley Springs, WV |
| 42.7 | N3JLT | Bluemont Blue N3JLT |
147.3000 | +0.6 | TONE 146.2 | FM (analog) | 🗓 1 net | 1 net · 70 check-ins · 39 stations | Bluemont, VA |
| 43.2 | KO4NCX | Ashburn KO4NCX BM |
447.6750 | -5 | none | D-STAR (DMR,DV) | BrandMeister 312899 | — | Ashburn, VA |
| 43.2 | W3YVV | Dayton W3YVV |
927.5375 | -25 | TSQL 156.7 | FM (analog) | — | Dayton, MD | |
| 43.4 | NV4FM | Ashburn NV4FM |
53.6100 | -1 | none | FM (analog) | 🗓 1 net | 1 net | Ashburn, VA |
| 43.4 | KB3TWW | Dillsburg KB3TWW Interstat |
146.7900 | -0.6 | CC1 | DMR | Interstate-1-cbridge | — | Dillsburg, PA |
| 43.4 | N2JEH | Dillsburg Roundt N2JEH Interstate |
444.0562 | +5 | CC1 | DMR | Interstate | — | Dillsburg, PA |
| 43.4 | N2JEH | Dillsburg Roundt N2JEH |
444.4000 | +5 | none | P25 | — | Dillsburg, PA | |
| 43.5 | K8GP Listed as K8GP/R |
Bluemont K8GP AllStar |
443.6500 | +5 | TONE 77.0 | FM (analog) | AllStar 28185 | — | Bluemont, VA |
| 43.5 | KK3L | Berk Cacapon Mtn KK3L |
146.7450 | -0.6 | TONE 123.0 | FM (analog) | 🗓 1 net | 1 net · 30 check-ins · 17 stations | Berkeley Springs, WV |
| 43.5 | W3VLG | Berk Cacapon Mtn W3VLG |
224.7000 | -1.6 | TSQL 123.0 | FM (analog) | — | Berkeley Springs, WV | |
| 43.5 | WA3KOK | Berk Cacapon Mtn WA3KOK |
442.4500 | +5 | TONE 107.2 | FM (analog) (FM,P25) | — | Berkeley Springs, WV | |
| 43.5 | N8RAT | Berk Cacapon Mtn N8RAT |
444.9500 | +5 | TSQL 123.0 | FM (analog) | — | Berkeley Springs, WV | |
| 44.6 | N4FSC | Ashburn N4FSC |
145.3100 | -0.6 | TSQL 77.0 | FM (analog) | — | Ashburn, VA | |
| 44.7 | WS3D | Duncansville WS3D BM |
441.0500 | +5 | CC1 | DMR | BrandMeister 3202143 | — | Duncansville, PA |
| 44.7 | K3UCB | Olney K3UCB Interstate |
442.9000 | +5 | CC1 | DMR | Interstate-Network | — | Olney, MD |
| 44.8 | WA4TSC | Mt Weather WA4TSC |
147.3000 | +0.6 | TONE 146.2 | FM (analog) | 🗓 1 net | 1 net | Mt. Weather, VA |
| 45.3 | KC3OXD | Carlisle KC3OXD BM |
449.8250 | -5 | CC7 | DMR | BrandMeister 313491 BrandMeister 314456 | — | Carlisle, PA |
| 45.3 | W3IF | Winchester W3IF |
442.0000 | +5 | TSQL 146.2 | FM (analog) (FM,C4FM) | — | Winchester, VA | |
| 45.4 | N3TWT | Landisburg N3TWT K4USD |
146.6850 | -0.6 | CC1 | DMR | K4USD | — | Landisburg, PA |
| 45.6 | NC3M | Rockville NC3M AllStar |
445.9750 | simplex | TONE 100.0 | FM (analog) | AllStar 47835 | — | Rockville, MD |
| 45.8 | WB6EFW | Ashburn WB6EFW BM |
434.0000 | +5 | CC1 | DMR | BrandMeister 315103901 | — | Ashburn, VA |
| 45.9 | N3CDY | Owings Mills N3CDY |
927.5125 | -25 | TONE 156.7 | FM (analog) | — | Owings Mills, MD | |
| 45.9 | N3EJT | Owings Mills N3EJT Not-Linked |
147.1950 | +0.6 | CC1 | DMR | Not-Linked | — | Owings Mills, MD |
| 45.9 | N3CDY | Owings Mills N3CDY Interstate |
449.0750 | -5 | CC1 | DMR | Interstate | — | Owings Mills, MD |
| 46.2 | N3JFW | Rockville N3JFW K4USD-Net |
442.4875 | +5 | CC1 | DMR | K4USD-Net | — | Rockville, MD |
| 46.2 | KV3B | Rockville KV3B |
442.7500 | +5 | TSQL 156.7 | FM (analog) (C4FM,FM) | — | Rockville, MD | |
| 46.2 | WA3KOK | Rockville WA3KOK |
927.1375 | -25 | TONE 156.7 | FM (analog) | — | Rockville, MD | |
| 46.3 | WA3YOO | Rockville WA3YOO Interstat |
443.9000 | +5 | TONE 156.7 | FM (analog) (DMR,FM,P25) | Interstate-3-Network | — | Rockville, MD |
| 46.5 | N3QEM | Sterling N3QEM AWSVirgini |
442.8750 | +5 | CC1 | DMR | AWSVirginia | — | Sterling, VA |
| 46.6 | WA3KOK | Ashton WA3KOK Interstat |
442.2375 | +5 | none | FM (analog) (DMR,FM) | Interstate-Network | — | Ashton, MD |
| 46.7 | WB3DZO | Randallstown WB3DZO |
443.3500 | +5 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Randallstown, MD | |
| 46.8 | WA3KOK | Ashton WA3KOK |
444.0500 | +5 | none | FM (analog) (FM,P25) | — | Ashton, MD | |
| 46.9 | KC3IN | Mechanicburg KC3IN BM |
438.4750 | -5 | CC1 | DMR | BrandMeister 3225889 | — | Mechanicburg, PA |
| 47.6 | K3CUJ | Columbia K3CUJ WIRES-X |
449.4750 | -5 | Fusion (C4FM) | WIRES-X 30215 | — | Columbia, MD | |
| 47.9 | N3AGB | Ashton N3AGB |
53.2500 | -1 | TSQL 100.0 | FM (analog) | — | Ashton, MD | |
| 47.9 | KC3BXH | Ashton KC3BXH EchoLink |
147.0000 | -0.6 | TONE 156.7 | FM (analog) (FM,P25) | EchoLink 105440 | — | Ashton, MD |
| 47.9 | K3WX | Ashton K3WX |
224.5400 | -1.6 | TONE 156.7 | FM (analog) | — | Ashton, MD | |
| 47.9 | KC3BXH | Ashton KC3BXH |
443.1500 | +5 | TSQL 156.7 | FM (analog) (FM,P25) | — | Ashton, MD | |
| 47.9 | KC3BXH | Ashton KC3BXH IRLP |
927.7250 | -25 | TONE 156.7 | FM (analog) | IRLP 4088 | — | Ashton, MD |
| 48.3 | N3BBF | Potomac N3BBF BM |
442.9000 | +5 | CC1 | DMR | BrandMeister 314963 | — | Potomac, MD |
| 48.5 | K3AE | Shrewsbury K3AE |
146.7000 | -0.6 | TONE 114.8 | FM (analog) (C4FM,FM) | — | Shrewsbury, PA | |
| 48.5 | K3AE | Shrewsbury K3AE K4USD |
449.7250 | -5 | CC1 | DMR | K4USD | — | Shrewsbury, PA |
| 48.6 | KM4OGQ | Gore KM4OGQ |
444.2500 | +5 | TONE 100.0 | FM (analog) | — | Gore, VA | |
| 48.8 | KG1JAG | Town L0C4T0R KG1JAG BM |
446.5000 | -5 | CC1 | DMR | BrandMeister 321925001 | — | Town, L0C4T0R, MD |
| 48.9 | K3CUJ | Columbia K3CUJ |
147.1350 | +0.6 | TSQL 156.7 | FM (analog) (FM,C4FM) | — | Columbia, MD | |
| 49.0 | KV3B | Rockville KV3B |
146.9550 | -0.6 | none | FM (analog) | — | Rockville, MD | |
| 49.0 | N4CV | Herndon N4CV AWSVirginia |
443.0875 | +5 | CC1 | DMR | AWSVirginia | — | Herndon, VA |
| 49.0 | N3OCQ | Herndon N3OCQ BM |
447.3500 | -5 | CC1 | DMR | BrandMeister 314789 | — | Herndon, VA |
| 49.1 | N3QEM | Herndon Worldgat N3QEM Interstate |
442.4375 | +5 | CC1 | DMR | Interstate | — | Herndon, VA |
| 49.1 | N1RM | Reston N1RM |
443.0000 | +5 | TONE 88.5 | FM (analog) | — | Reston, VA | |
| 49.2 | N3QEM | Herndon N3QEM Interstate |
145.1637 | -0.6 | CC13 | DMR | Interstate | — | Herndon, VA |
| 49.4 | WA3YOO | North Bethesda WA3YOO |
224.9400 | -1.6 | TONE 156.7 | FM (analog) | — | North Bethesda, MD | |
| 49.5 | N3BBF | Potomac N3BBF BM |
447.8750 | -5 | CC1 | DMR | BrandMeister 314982 | — | Potomac, MD |
| 49.6 | K4IAD | Chantilly Dulles K4IAD |
444.7500 | +5 | TONE 100.0 | FM (analog) | — | Chantilly, VA | |
| 49.7 | KN4EAR | Reston KN4EAR BM |
430.8000 | in 445.8000 | CC1 | DMR | BrandMeister 3100457 | — | Reston, VA |
| 49.8 | W3WAN | York W3WAN AllStar |
146.9250 | -0.6 | TSQL 74.4 | FM (analog) | AllStar 27705 | — | York, PA |
| 49.8 | K4IAD | Dulles Arpt K4IAD |
147.3300 | +0.6 | TONE 203.5 | FM (analog) | — | Dulles, VA | |
| 49.8 | WR3IRS | York Hallam WR3IRS Interstat |
441.1500 | +5 | CC1 | DMR | Interstate | — | York, PA |
| 49.8 | W3HZU | York W3HZU AllStar |
53.9700 | -1 | TONE 127.3 | FM (analog) | AllStar 27791 EchoLink 494127 🗓 1 net | 1 net · 17 check-ins · 7 stations | York, PA |
| 49.8 | W3HZU | York RRC Park W3HZU AllStar |
447.2750 | -5 | TONE 123.0 | FM (analog) (DMR,FM) | AllStar 28445 EchoLink 276840 BrandMeister 314249 🗓 1 net | 1 net · 17 check-ins · 7 stations | York, PA |
| 50.0 | N3JUO | Carlisle N3JUO AllStar |
446.1000 | simplex | TONE 123.0 | FM (analog) | AllStar 59866 | — | Carlisle, PA |
| 50.0 | N3EZD | Ellicott City N3EZD |
224.3200 | -1.6 | none | FM (analog) | — | Ellicott City, MD | |
| 50.0 | N3EZD | Ellicott City N3EZD |
449.5250 | -5 | TONE 100.0 | FM (analog) | — | Ellicott City, MD | |
| 50.0 | KC3OQK | Ellicott City KC3OQK BM |
439.0000 | -5 | CC1 | DMR | BrandMeister 3159601 | — | Ellicott City, MD |
| 50.0 | KC3OQK | Ellicott City KC3OQK BM |
449.0000 | -5 | CC1 | DMR | BrandMeister 315960101 | — | Ellicott City, MD |
| 11.4 | KD3SU offline | Boonsboro KD3SU IRLP |
146.5350 | simplex | TSQL 88.5 | FM (analog) | IRLP 8841 | — | Boonsboro, MD |
| 13.0 | KD3SU offline | Boonsboro KD3SU IRLP |
147.4400 | simplex | TSQL 79.7 | FM (analog) | IRLP 8562 | — | Boonsboro, MD |
| 19.5 | K3HP offline | Frederick K3HP AllStar |
145.2500 | -0.6 | TONE 146.2 | FM (analog) | AllStar 29523 | — | Frederick, MD |
| 40.6 | KB3SNM offline | Spring Grove KB3SNM IRLP |
147.5400 | simplex | TSQL 88.5 | FM (analog) | IRLP 4014 | — | Spring Grove, PA |
| 43.4 | KI4AD offline | Ashburn KI4AD |
448.8250 | -5 | TONE 77.0 | FM (analog) | — | Ashburn, VA | |
| 43.4 | KQ4CI offline | Ashburn KQ4CI WIRES-X |
447.9000 | -5 | TSQL 100.0 | FM (analog) | WIRES-X 72405 | — | Ashburn, VA |
| 48.6 | KB3TWW offline | Mechanicsburg KB3TWW |
444.4000 | +5 | CC? | DMR | — | Mechanicsburg, PA | |
| 49.6 | KI4AD offline | Ashburn Dulles KI4AD |
145.3100 | -0.6 | TSQL 77.0 | FM (analog) (FM,C4FM) | — | Ashburn, VA |