N9TPB FCC License Search
🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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, WI

N3BU

🔒 Not available — currently licensed, through May 10, 2028. If it isn't renewed, it opens for vanity requests May 11, 2030.

📬 QSL: not on LoTW · eQSL AG member

📝 N3BU has filed vanity applications before — latest filed Apr 22, 2008 · what was requested

Currently held by STANLEY J KROL SR · 3 holders on record

Current holder: STANLEY J KROL SR

Held N3BU May 10, 2008 → present · first licensed Oct 4, 2007 as KB3PUI · 2 licenses · FRN 0011321148

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Previous holder: Mark S Miner

Held N3BU Feb 21, 2004 → Apr 14, 2006 · first licensed Jan 29, 2004 as K3KXR · 2 licenses · FRN 0009841297

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Previous holder: SCOTT W MC LELLAN

Held N3BU → Oct 5, 1998 · first licensed as N3BU · 2 licenses · FRN 0018072835

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Vanity applications filed by N3BU

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 · AwardApplicantRequested (in order)Status
Filed Apr 22, 2008
Granted Apr 2, 2018
0003406648
 KB3PUI · Stanley J Krol Sr · Amateur Extra
614 George Ave, Baltimore, MD 21221
39.2921, -76.4370 (ZIP center) · Grid FM19sh · CQ 5 · ITU 8 · map ↗
1.N3BU ✓ granted
2.N3BP held
3.W3DD held
4.K3TP held
5.N3SK held
 Granted
got N3BU
Filed Mar 28, 2008
Award date was Apr 15, 2008
0003376802
 KB3PUI · Stanley J Krol Sr · Amateur Extra
Attn: Stanley J. Krol, Sr. · 614 George Ave, Baltimore, MD 21221
39.2921, -76.4370 (ZIP center) · Grid FM19sh · CQ 5 · ITU 8 · map ↗
1.A3ST
2.A3SJ
3.A3OS
Dismissed
Filed Feb 24, 2004
Award date was Mar 13, 2004
0001629845
 N3BU · Mark S Miner · Amateur Extra
3260 E Via Palos Verdes, Tucson, AZ 85716-5854
32.2422, -110.9235 (ZIP center) · Grid DM42mf · CQ 3 · ITU 6 · map ↗
1.N3BG held
 Dismissed

Others requesting N3BU

5 applications listed N3BU as a choice, newest first.

FiledAwardApplicantChoice #Status
Apr 22, 2008 May 10, 2008 KB3PUI · Stanley J Krol Sr · Baltimore, MD 1Granted
Feb 3, 2004 Feb 21, 2004 K3KXR · Mark S Miner · Tucson, AZ 3Granted
Jan 29, 2003 Feb 16, 2003 KF4ZWP · AVREY B SAVAGE · LIVINGSTON, TN 3Granted
Sep 16, 2002 Oct 4, 2002 KF4NRG · Billy R Brown · Livingston, TN 21Granted
Jul 11, 2002 Jul 29, 2002 KB3GSX · David B Higgs · Bradford, PA 10Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for N3BU in the last 24 hours. They show up here within seconds of N3BU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

278 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)
MilesCallNameOutputOffsetToneModeNetworksActivityLocation
1.0 W3PGA Baltimore KHS
W3PGA
 147.2400 +0.6 TSQL 123.0 FM (analog) (FM,C4FM) — Baltimore, MD
1.0 W3PGA Baltimore KHS
W3PGA
 449.5750 -5 TSQL 123.0 FM (analog) (FM,C4FM) — Baltimore, MD
1.8 W3DAK Middle River
W3DAK EchoLink
 447.3750 -5 TONE 67.0 FM (analog) (DMR,FM) EchoLink 823021 BrandMeister 312299 — Middle River, MD
2.0 N3EMC Middle River
N3EMC AllStar
 927.7000 -25 TSQL 156.7 FM (analog) (DMR,FM) AllStar 67341 EchoLink 506758 TGIF — Middle River, MD
2.3 N3EST Middle River
N3EST
 147.3450 +0.6 TONE 192.8 FM (analog) — Middle River, MD
2.3 WB3FFV Middle River MD
WB3FFV BM
 438.0150 -5 CC1 DMR BrandMeister 322199401 — Middle River, MD FM1, MD
3.9 K3LPV Essex
K3LPV BM
 449.9000 -5 CC1 DMR BrandMeister 310588 — Essex, MD
3.9 K3LPV Essex
K3LPV
 449.2000 simplex CC? DMR — Essex, MD
5.0 KC3APF Dundalk Key
KC3APF WIRES-X
 448.6750 -5 TONE 91.5 FM (analog) (FM,C4FM) WIRES-X 30068 — Dundalk, MD
5.5 N3SBP Parkville
N3SBP BM
 223.8000 -1.6 CC1 DMR BrandMeister 312410402 BrandMeister 314562 — Parkville, MD
6.8 W3JEH Perry Hall
W3JEH
 223.8400 -1.6 none FM (analog) — Perry Hall, MD
7.3 N3CDY Baltimore
N3CDY Interstate
 927.0625 -25 CC1 DMR Interstate — Baltimore, MD
8.9 KD3CXK Brooklyn
KD3CXK BM
 439.0650 -1 CC1 DMR BrandMeister 3223379 — Brooklyn, MD
9.1 W3FT Towson
W3FT EchoLink
 146.6700 -0.6 TONE 107.2 FM (analog) EchoLink 286640 — Towson, MD
9.1 WR3IRS Towson
WR3IRS Interstat
 441.4000 +5 CC1 DMR Interstate — Towson, MD
9.1 N3CDY Towson
N3CDY
 449.2750 -5 TONE 107.2 FM (analog) (FM,P25) — Towson, MD
9.2 W3DHS Towson
W3DHS
 145.1400 -0.6 TONE 114.8 D-STAR — Towson, MD
9.2 W3DHS Towson
W3DHS EchoLink
 145.3300 -0.6 TONE 114.8 FM (analog) EchoLink 217618 — Towson, MD
9.2 WB3DZO Towson
WB3DZO
 147.0300 +0.6 TONE 156.7 FM (analog) — Towson, MD
9.2 W3DHS Towson
W3DHS
 442.1125 +5 TONE 114.8 D-STAR — Towson, MD
9.4 K3OCM Towson
K3OCM K4USD-Net
 443.8500 +5 CC6 DMR K4USD-Net — Towson, MD
10.6 N3HIA Joppa
N3HIA EchoLink
 224.4800 -1.6 TONE 100.0 FM (analog) EchoLink 245186 — Joppa, MD
11.4 WA3KOK Baltimore Haleth
WA3KOK
 442.2500 +5 TSQL 107.2 FM (analog) (FM,P25) — Baltimore, MD
12.7 KR3LC Pasadena
KR3LC BM
 433.4500 in 446.4500 CC1 DMR BrandMeister 312414103 — Pasadena, MD
12.8 W3CPO Glen Burnie
W3CPO BM
 448.5000 -5 CC1 DMR BrandMeister 312442201 — Glen Burnie, MD
13.1 N3VSI Larry - Edgewood
N3VSI AllStar
 442.9000 +5 TONE 127.3 FM (analog) AllStar 28094 AllStar 497352 — Larry - Edgewood, MD
13.2 N3LPV Glen Burnie
N3LPV EchoLink
 146.5650 in 144.6000 none FM (analog) EchoLink 242213 — Glen Burnie, MD
13.2 N3MIR Glen Burnie
N3MIR
 442.6000 +5 TONE 127.3 FM (analog) — Glen Burnie, MD
14.4 N3ST Timonium
N3ST
 449.6750 -5 TONE 167.9 FM (analog) — Timonium, MD
14.6 K3NXU Cockeysville
K3NXU
 145.1900 -0.6 TONE 110.9 FM (analog) — Cockeysville, MD
14.6 KB3BHO Cockeysville
KB3BHO
 448.5250 -5 TONE 82.5 FM (analog) — Cockeysville, MD
15.1 WN3S Bel Air
WN3S BM
 439.0000 -5 CC1 DMR BrandMeister 3197267 — Bel Air, MD
15.3 N3CNJ Fallston
N3CNJ BM-S2
 145.2700 -0.6 CC1 DMR TGIF BM-S2 — Fallston, MD
15.5 no call listed Abingdon
Maryland
 439.9750 simplex TONE 107.2 FM (analog) — Abingdon, MD
15.5 K2EJ Abingdon
K2EJ AllStar
 449.3750 -5 TSQL 107.2 FM (analog) (C4FM,DMR,FM) AllStar 51587 EchoLink 167177 IRLP 4986 BrandMeister 312692 — Abingdon, MD
15.5 K2EJ Abingdon
K2EJ AllStar
 224.2200 -1.6 TSQL 110.9 FM (analog) AllStar 51537 — Abingdon, MD
15.5 K2EJ Abingdon
K2EJ AllStar
 439.9750 simplex TONE 107.2 FM (analog) AllStar 51587 AllStar 515883 — Abingdon, MD
15.5 K2EJ Abingdon
K2EJ AllStar
 223.4200 simplex TONE 110.9 FM (analog) AllStar 51537 — Abingdon, MD
16.7 KB3WHR Bel Air
KB3WHR Interstat
 449.6125 -5 CC1 DMR Interstate — Bel Air, MD
16.9 W3CU Millersville
W3CU EchoLink
 146.8050 -0.6 TONE 107.2 FM (analog) EchoLink 90911 — Millersville, MD
16.9 W3VPR Millersville
W3VPR
 224.5600 -1.6 TONE 107.2 FM (analog) 🗓 5 nets 5 nets · 323 check-ins · 65 stations Millersville, MD
16.9 W3CU Millersville
W3CU
 449.1250 -5 TONE 107.2 FM (analog) (FM,C4FM) — Millersville, MD
17.4 KC3WRK Bel Air
KC3WRK
 446.4600 simplex CC? DMR — Bel Air, MD
17.5 WB3DZO Randallstown
WB3DZO
 443.3500 +5 TSQL 156.7 FM (analog) (FM,C4FM) — Randallstown, MD
17.5 K2SHF Bel Air
K2SHF AllStar
 145.6700 simplex TONE 77.0 FM (analog) AllStar 547810 AllStar 547811 — Bel Air, MD
17.6 KC3OQK Ellicott City
KC3OQK BM
 439.0000 -5 CC1 DMR BrandMeister 3159601 — Ellicott City, MD
17.6 KC3OQK Ellicott City
KC3OQK BM
 449.0000 -5 CC1 DMR BrandMeister 315960101 — Ellicott City, MD
17.6 N3EZD Ellicott City
N3EZD
 224.3200 -1.6 none FM (analog) — Ellicott City, MD
17.6 N3EZD Ellicott City
N3EZD
 449.5250 -5 TONE 100.0 FM (analog) — Ellicott City, MD
17.8 N3EJT Owings Mills
N3EJT Not-Linked
 147.1950 +0.6 CC1 DMR Not-Linked — Owings Mills, MD
17.8 N3CDY Owings Mills
N3CDY Interstate
 449.0750 -5 CC1 DMR Interstate — Owings Mills, MD
17.8 N3CDY Owings Mills
N3CDY
 927.5125 -25 TONE 156.7 FM (analog) — Owings Mills, MD
18.1 KC3FCQ Arnold
KC3FCQ BM
 442.8750 +5 CC1 DMR BrandMeister 312411801 — Arnold, MD
19.6 KC3FHC Bel Air
KC3FHC
 146.7750 -0.6 TSQL 146.2 FM (analog) — Bel Air, MD
19.6 KC3FHC Bel Air
KC3FHC
 145.1200 -0.6 none D-STAR — Bel Air, MD
19.6 KC3FHC Bel Air
KC3FHC
 447.9875 -5 none D-STAR — Bel Air, MD
19.6 KC3FHC Forest Hill
KC3FHC
 449.7750 -5 TONE 162.2 FM (analog) — Forest Hill, MD
19.6 KC3FHC Bel Air
KC3FHC
 1248.1000 simplex none D-STAR — Bel Air, MD
19.6 KC3FHC Bel Air
KC3FHC
 1282.3000 -20 none D-STAR — Bel Air, MD
19.7 WA3DZD Jessup
WA3DZD
 146.7600 -0.6 TSQL 107.2 FM (analog) — Jessup, MD
19.7 WA3DZD Jessup
WA3DZD
 444.0000 +5 TSQL 107.2 FM (analog) — Jessup, MD
19.7 KA3LAO Jessup
KA3LAO Interstat
 442.7125 +5 CC1 DMR Interstate-2-Network — Jessup, MD
19.8 N3HAZ Annapolis
N3HAZ BM
 439.5500 in 433.5500 CC1 DMR BrandMeister 3197367 — Annapolis, MD
19.9 KA2JAI Millersville
KA2JAI EchoLink
 146.8050 -0.6 TSQL 107.2 FM (analog) EchoLink 🗓 1 net 1 net Millersville, MD
20.3 K3CUJ Columbia
K3CUJ
 147.1350 +0.6 TSQL 156.7 FM (analog) (FM,C4FM) — Columbia, MD
20.7 K3ARS Worton
K3ARS AllStar
 147.3750 +0.6 TSQL 156.7 FM (analog) AllStar 497350 — Worton, MD
20.7 K3ARS Worton
K3ARS BM
 447.7375 -5 CC1 DMR BrandMeister 312414 — Worton, MD
20.7 K3ARS Worton
K3ARS BM
 442.7375 +5 CC1 DMR BrandMeister 312414 — Worton, MD
21.0 KO3L Bel Air
KO3L BM
 147.1200 +0.6 TSQL 114.8 FM (analog) (DMR,DV,FM) BrandMeister 311985 — Bel Air, MD
21.0 KO3L Bel Air
KO3L
 223.9600 -1.6 none FM (analog) — Bel Air, MD
21.3 N3BNO Aberdeen
N3BNO BM
 442.6500 +5 CC1 DMR BrandMeister 3216998 — Aberdeen, MD
21.3 KB3HGW Jessup
KB3HGW BM
 448.8000 -5 CC1 DMR BrandMeister 321114701 — Jessup, MD
21.8 N3SCP Gambrills
N3SCP WIRES-X
 442.5500 +5 TONE 107.2 FM (analog) (FM,C4FM) WIRES-X 18557 — Gambrills, MD
21.8 N3SCP Gambrills
N3SCP WIRES-X
 447.5500 -5 DG-ID 00-00 Fusion (C4FM) WIRES-X 18557 — Gambrills, MD
21.9 W3CAM Columbia
W3CAM
 224.8600 -1.6 none FM (analog) — Columbia, MD
22.2 W3VPR Crownsville
W3VPR EchoLink
 147.0750 +0.6 TSQL 107.2 FM (analog) EchoLink 524902 🗓 5 nets 5 nets · 323 check-ins · 65 stations Crownsville, MD
22.4 KB3IAI Gambrills
KB3IAI BM
 439.9000 in 438.2000 CC1 DMR BrandMeister 3172111 — Gambrills, MD
22.5 N3UR Shawsville
N3UR
 224.9200 -1.6 none FM (analog) — Shawsville, MD
22.7 KG1JAG Town L0C4T0R
KG1JAG BM
 446.5000 -5 CC1 DMR BrandMeister 321925001 — Town, L0C4T0R, MD
22.7 N3YMS Chestertown
N3YMS Interstate
 441.6625 +5 CC1 DMR Interstate — Chestertown, MD
22.9 K3ARS Chestertown Shor
K3ARS
 449.1750 -5 TONE 156.7 FM (analog) — Chestertown, MD
23.6 KB3CMA Annapolis Broad
KB3CMA
 442.3000 +5 TSQL 107.2 FM (analog) (C4FM,FM) — Annapolis, MD
23.6 KB3CMA Annapolis Broad
KB3CMA Interstat
 441.8375 +5 CC1 DMR Interstate-3 — Annapolis, MD
23.7 W3GAB Stevensville
W3GAB BM
 433.8000 +5 CC1 DMR BrandMeister 321788101 — Stevensville, MD
24.1 WA3KOK Laurel
WA3KOK IRLP
 446.5000 simplex TSQL 100.0 FM (analog) IRLP 4332 — Laurel, MD
24.9 W3LRC Laurel
W3LRC
 442.5000 +5 TONE 156.7 FM (analog) — Laurel, MD
24.9 W4ATN Laurel
W4ATN
 443.8000 +5 CC3 DMR — Laurel, MD
24.9 W4ATN Laurel
W4ATN
 145.3900 -0.6 none FM (analog) — Laurel, MD
25.3 WR3IRS Havre de Grace
WR3IRS Interstat
 443.6500 +5 CC1 DMR Interstate — Havre de Grace, MD
25.6 W3SQN Laurel
W3SQN BM
 442.9000 +5 CC1 DMR BrandMeister 312418 — Laurel, MD
25.7 K3CUJ Columbia
K3CUJ WIRES-X
 449.4750 -5 Fusion (C4FM) WIRES-X 30215 — Columbia, MD
26.1 N3KZ Havre de Grace
N3KZ
 444.1500 +5 TSQL 131.8 FM (analog) — Havre de Grace, MD
26.2 K3PZN Sykesville
K3PZN
 147.2850 +0.6 TONE 156.7 FM (analog) 🗓 1 net 1 net Sykesville, MD
27.6 K4VSS Rising Sun
K4VSS BM
 438.4500 -5 CC1 DMR BrandMeister 322675501 — Rising Sun, PA
27.9 W3YVV Dayton
W3YVV
 927.5375 -25 TSQL 156.7 FM (analog) — Dayton, MD
28.9 W3ETC Centreville
W3ETC
 927.6500 -25 TSQL 156.7 FM (analog) (FM,P25) — Centreville, MD
28.9 KE3AO Centreville
KE3AO
 146.9400 -0.6 TONE 107.2 FM (analog) — Centreville, MD
28.9 KE3AO Centreville
KE3AO
 448.2250 -5 TONE 107.2 FM (analog) (FM,C4FM) — Centreville, MD
29.1 K3CUJ Cooksville
K3CUJ
 147.3900 +0.6 TONE 156.7 FM (analog) (C4FM,FM) — Cooksville, MD
29.2 K3CUJ Cooksville
K3CUJ
 448.2750 -5 TSQL 156.7 FM (analog) (FM,C4FM) — Cooksville, MD
29.6 N3CNJ Delta
N3CNJ TGIF
 147.1650 +0.6 CC1 DMR TGIF — Delta, PA
29.8 N3AGB Ashton
N3AGB
 53.2500 -1 TSQL 100.0 FM (analog) — Ashton, MD
29.8 KC3BXH Ashton
KC3BXH EchoLink
 147.0000 -0.6 TONE 156.7 FM (analog) (FM,P25) EchoLink 105440 — Ashton, MD
29.8 K3WX Ashton
K3WX
 224.5400 -1.6 TONE 156.7 FM (analog) — Ashton, MD
29.8 KC3BXH Ashton
KC3BXH
 443.1500 +5 TSQL 156.7 FM (analog) (FM,P25) — Ashton, MD
29.8 KC3BXH Ashton
KC3BXH IRLP
 927.7250 -25 TONE 156.7 FM (analog) IRLP 4088 — Ashton, MD
30.0 W3VPR Davidsonville
W3VPR
 147.1050 +0.6 TONE 107.2 FM (analog) 🗓 5 nets 5 nets · 323 check-ins · 65 stations Davidsonville, MD
30.0 W3VPR Davidsonville
W3VPR
 223.8800 -1.6 TONE 107.2 FM (analog) 🗓 5 nets 5 nets · 323 check-ins · 65 stations Davidsonville, MD
30.0 W3VPR Davidsonville
W3VPR
 444.4000 +5 TSQL 107.2 FM (analog) 🗓 5 nets 5 nets · 323 check-ins · 65 stations Davidsonville, MD
30.3 WA3NAN Greenbelt
WA3NAN
 146.8350 -0.6 TONE 114.8 FM (analog) — Greenbelt, MD
30.3 W3GMR Greenbelt
W3GMR
 146.8800 -0.6 TSQL 77.0 FM (analog) — Greenbelt, MD
30.6 KY3O Calverton
KY3O BM
 438.4500 -5 CC1 DMR BrandMeister 318573701 — Calverton, MD
30.8 WA3KOK Ashton
WA3KOK Interstat
 442.2375 +5 none FM (analog) (DMR,FM) Interstate-Network — Ashton, MD
30.9 WA3SFJ Port Deposit
WA3SFJ AllStar
 146.8500 -0.6 TONE 107.2 FM (analog) AllStar 558300 🗓 1 net 1 net Port Deposit, MD
30.9 WA3SFJ Port Deposit
WA3SFJ
 449.8250 -5 TONE 167.9 FM (analog) (FM,C4FM) 🗓 1 net 1 net Port Deposit, MD
30.9 WA3KOK Ashton
WA3KOK
 444.0500 +5 none FM (analog) (FM,P25) — Ashton, MD
31.1 K3ERA Lanham DC Hosp
K3ERA
 447.3250 -5 TONE 110.9 FM (analog) 🗓 2 nets 2 nets · 26 check-ins · 14 stations Lanham, MD
31.8 K3PZN Westminster
K3PZN
 145.4100 -0.6 TSQL 114.8 FM (analog) 🗓 1 net 1 net Westminster, MD
31.8 K3PZN Westminster
K3PZN
 449.8750 -5 TSQL 127.3 FM (analog) (C4FM,FM) 🗓 1 net 1 net Westminster, MD
31.8 K3PZN Westminster
K3PZN
 53.0900 -1 TSQL 107.2 FM (analog) 🗓 1 net 1 net Westminster, MD
31.8 KB3MEC Galena
KB3MEC
 441.5000 +5 DCS 754 FM (analog) — Galena, MD
31.9 KB3MEC Galena
KB3MEC
 224.0000 -1.6 TONE 131.8 FM (analog) — Galena, MD
32.0 N3RCN Charlestown Wtr
N3RCN
 442.9500 +5 TONE 103.5 FM (analog) — Charlestown, MD
32.3 K3VOA Silver Spring
K3VOA AllStar
 447.5750 -5 TONE 77.0 FM (analog) AllStar 23919 — Silver Spring, MD
33.2 K3AE Shrewsbury
K3AE
 146.7000 -0.6 TONE 114.8 FM (analog) (C4FM,FM) — Shrewsbury, PA
33.2 K3AE Shrewsbury
K3AE K4USD
 449.7250 -5 CC1 DMR K4USD — Shrewsbury, PA
33.6 K3UCB Olney
K3UCB Interstate
 442.9000 +5 CC1 DMR Interstate-Network — Olney, MD
33.9 N3LHD Upper Marlboro
N3LHD Interstate
 444.6500 +5 CC6 DMR Interstate-c-Bridge-1 — Upper Marlboro, MD
34.0 W3EAX College Park UMD
W3EAX EchoLink
 145.4900 -0.6 none FM (analog) EchoLink 318547 — College Park, MD
34.2 N3TUK Adelphi
N3TUK AllStar
 443.6625 +5 CC1 DMR AllStar 43105 BrandMeister 313057 — Adelphi, MD
34.9 W3MFP Wheaton
W3MFP BM
 442.8875 +5 CC5 DMR BrandMeister 312428101 — Wheaton, MD
35.5 W3KIT SHARI-UHF
W3KIT AllStar
 438.2875 simplex TONE 203.5 FM (analog) AllStar 547612 AllStar 547619 — SHARI-UHF Maryland, MD
35.6 WA3RF Cheverly
WA3RF AllStar
 441.0000 +5 TONE 173.8 FM (analog) AllStar 57512 — Cheverly, MD
35.7 W4ATN Largo
W4ATN MARC
 443.7875 +5 CC3 DMR DMR-MARC — Largo, MD
35.7 K3GMR Bladensburg
K3GMR EchoLink
 146.6100 -0.6 TSQL 77.0 FM (analog) EchoLink 796114 — Bladensburg, MD
36.4 N3KZS Manchester
N3KZS AllStar
 146.8950 -0.6 TSQL 107.2 FM (analog) AllStar 520690 IRLP 7070 — Manchester, MD
36.6 W3CGT Mount Airy
W3CGT
 448.5750 -5 TONE 69.3 FM (analog) — Mount Airy, MD
37.0 KA3LAO Silver Spring
KA3LAO
 147.1800 +0.6 TONE 156.7 FM (analog) (FM,P25) — Silver Spring, MD
37.0 WB3GXW Silver Spring
WB3GXW EchoLink
 147.2250 +0.6 TONE 156.7 FM (analog) EchoLink 147225 — Silver Spring, MD
37.0 N3AUY Silver Spring
N3AUY
 29.6600 -0.1 TSQL 141.3 FM (analog) — Silver Spring, MD
37.0 N3AUY Silver Spring
N3AUY
 449.0250 -5 TONE 156.7 FM (analog) — Silver Spring, MD
38.6 KX3B Nottingham
KX3B
 146.7150 -0.6 TSQL 131.8 FM (analog) — Nottingham, PA
38.7 KB3LYL Damascus
KB3LYL K4USD-Net
 442.2125 +5 CC1 DMR K4USD-Net — Damascus, MD
38.7 K3ERA District Heights
K3ERA EchoLink
 145.2300 -0.6 TSQL 110.9 FM (analog) (FM,C4FM) EchoLink 294165 🗓 2 nets 2 nets · 26 check-ins · 14 stations District Heights, MD
38.8 KV3B Rockville
KV3B
 146.9550 -0.6 none FM (analog) — Rockville, MD
38.8 WA3YOO North Bethesda
WA3YOO
 224.9400 -1.6 TONE 156.7 FM (analog) — North Bethesda, MD
39.5 WA3YOO Rockville
WA3YOO Interstat
 443.9000 +5 TONE 156.7 FM (analog) (DMR,FM,P25) Interstate-3-Network — Rockville, MD
39.6 WA3KOK Rockville
WA3KOK
 927.1375 -25 TONE 156.7 FM (analog) — Rockville, MD
39.6 N3JFW Rockville
N3JFW K4USD-Net
 442.4875 +5 CC1 DMR K4USD-Net — Rockville, MD
39.6 KV3B Rockville
KV3B
 442.7500 +5 TSQL 156.7 FM (analog) (C4FM,FM) — Rockville, MD
39.8 N3RCN Elkton
N3RCN
 145.4700 -0.6 TSQL 94.8 FM (analog) — Elkton, MD
40.1 W3WDC Washington
W3WDC BM
 443.0125 +5 CC4 DMR BrandMeister 312819502 — Washington, DC
40.2 N3TPL Holtwood Martic
N3TPL BM
 448.6250 -5 TSQL 114.8 FM (analog) (C4FM,DMR,FM) BrandMeister 314277 — Holtwood, PA
40.3 NC3M Rockville
NC3M AllStar
 445.9750 simplex TONE 100.0 FM (analog) AllStar 47835 — Rockville, MD
40.5 K3EJ Holtwood
K3EJ
 51.9200 -0.5 TSQL 131.8 FM (analog) — Holtwood, PA
40.5 KX3B Holtwood
KX3B
 448.7750 -5 CC1 DMR — Holtwood, PA
40.5 K3WS Washington
K3WS AllStar
 443.3750 -5 TONE 123.0 FM (analog) AllStar 27701 — Washington, DC
40.5 K3WS Washington
K3WS AllStar
 447.3750 -5 TONE 123.0 FM (analog) AllStar 27701 — Washington, DC
40.5 N3BBF Potomac
N3BBF BM
 442.9000 +5 CC1 DMR BrandMeister 314963 — Potomac, MD
40.5 K3EJ Holtwood
K3EJ BM
 927.7000 -25 CC1 DMR BrandMeister 315089 — Holtwood, PA
40.6 W3AGB Washington
W3AGB DMRVA
 444.1625 +5 CC1 DMR DMRVA — Washington, DC
40.6 W3AGB Washington
W3AGB K4USD
 147.3600 +0.6 CC1 DMR K4USD — Washington, DC
40.6 W3AGB Washington
W3AGB
 1283.1000 -12 none D-STAR — Washington, DC
40.6 KV3B Gaithersburg
KV3B
 53.2700 -1 TSQL 156.7 FM (analog) — Gaithersburg, MD
40.6 KA3LAO Gaithersburg RF
KA3LAO Interstat
 441.8875 +5 CC1 DMR Interstate-Network — Gaithersburg, MD
40.7 K3YGG Bethesda NIH
K3YGG EchoLink
 145.2900 -0.6 TONE 156.7 FM (analog) EchoLink 247014 — Bethesda, MD
40.7 K3LPV Buck
K3LPV AllStar
 224.7800 -1.6 TONE 151.4 FM (analog) AllStar 450770 — Buck, PA
40.7 KX3B Holtwood
KX3B AllStar
 146.7450 -0.6 TSQL 156.7 FM (analog) (DMR,FM) AllStar 41033 BrandMeister 314257 — Holtwood, PA
40.8 N3FYI Lancaster
N3FYI
 224.3200 +0.6 TSQL 114.8 FM (analog) — Lancaster, PA
40.8 N3FYI Lancaster
N3FYI
 53.8500 -0.6 TSQL 114.8 FM (analog) — Lancaster, PA
41.0 K3SCD Middletown
K3SCD BM
 433.5500 in 439.5500 CC5 DMR BrandMeister 321717501 — Middletown, DE
41.0 N3CNJ Red Lion
N3CNJ TGIF
 448.5250 -5 CC1 DMR TGIF — Red Lion, PA
41.1 W3ZGD Red Lion
W3ZGD
 146.8650 -0.6 TSQL 123.0 FM (analog) (FM,C4FM) — Red Lion, PA
41.1 N3NRN Red Lion
N3NRN
 449.4250 -5 TSQL 123.0 FM (analog) — Red Lion, PA
41.2 WB3DSY Holtwood
WB3DSY AllStar
 448.1750 -5 TONE 94.8 FM (analog) AllStar 608370 — Holtwood, PA
41.2 N3EIO Quarryville
N3EIO
 448.1750 -5 TONE 94.8 FM (analog) — Quarryville, PA
41.2 KA3LAO Washington
KA3LAO
 145.1100 -0.6 CC1 DMR — Washington, DC
41.2 W3DCA Washington
W3DCA
 147.2700 +0.6 TONE 100.0 FM (analog) — Washington, DC
41.2 N3ADV Washington
N3ADV
 447.1750 -5 TONE 156.7 FM (analog) — Washington, DC
41.2 N3FYI Lancaster
N3FYI AllStar
 145.3100 -0.6 TSQL 118.8 FM (analog) AllStar 289891 EchoLink 951813 AllStar 289892 — Lancaster, PA
41.3 N3FYI Lancaster
N3FYI AllStar
 446.4750 -5 TSQL 114.8 FM (analog) AllStar 289890 EchoLink 446475 — Lancaster, PA
41.4 K3VOA Washington Wilbu
K3VOA AllStar
 147.0450 +0.6 TSQL 77.0 FM (analog) AllStar 23918 — Washington, DC
41.4 N3TPE Middletown
N3TPE BM
 440.3500 +5 CC10 DMR BrandMeister 311031 — Middletown, DE
41.4 AD3J Middletown
AD3J WIRES-X
 449.0250 -5 TSQL 131.8 FM (analog) WIRES-X 11851 — Middletown, DE
41.7 W3NAB Washington
W3NAB AllStar
 442.7000 +5 TONE 103.5 FM (analog) AllStar 53645 — Washington, DC
41.8 W3HAC Washington
W3HAC
 147.3600 +0.6 CC1 DMR — Washington, DC
41.8 W3HAC Washington
W3HAC
 1283.1000 -12 none D-STAR — Washington, DC
41.9 W3EOC Oxford
W3EOC
 448.8750 -5 TONE 100.0 FM (analog) — Oxford, PA
42.0 KA3CNT Red Lion
KA3CNT AllStar
 224.8400 -1.6 TONE 131.8 FM (analog) AllStar 452072 AllStar 452073 — Red Lion, PA
42.2 WA3KOK Washington WAMU
WA3KOK IRLP
 449.9750 -5 TSQL 107.2 FM (analog) (FM,P25) IRLP 4000 — Washington, DC
42.2 W3DOS Washington Harry
W3DOS
 145.1900 -0.6 TONE 151.4 FM (analog) — Washington, DC
42.3 W3HAC Washington
W3HAC
 444.1625 +5 CC0 DMR — Washington, DC
43.3 K3EMD Easton URM Ctr
K3EMD WIRES-X
 442.2000 +5 TSQL 156.7 FM (analog) (FM,C4FM) WIRES-X 33142 — Easton, MD
43.4 W3CER Middletown Emerg
W3CER
 442.5000 +5 TSQL 100.0 FM (analog) — Middletown, DE
43.7 WA3KOK Germantown
WA3KOK
 147.2700 +0.6 TONE 156.7 FM (analog) (FM,P25) — Germantown, MD
43.7 KV3B Germantown
KV3B
 444.2000 +5 none D-STAR — Germantown, MD
43.8 N3BBF Potomac
N3BBF BM
 447.8750 -5 CC1 DMR BrandMeister 314982 — Potomac, MD
44.1 N8HM Arlington
N8HM BM
 438.4500 -5 CC1 DMR BrandMeister 311101701 — Arlington, VA
44.7 K3CAL Sunderland
K3CAL EchoLink
 146.9850 -0.6 TONE 156.7 FM (analog) (FM,C4FM) EchoLink 389207 🗓 1 net 1 net Sunderland, MD
44.7 N3PPH Sunderland Mt
N3PPH Interstate
 441.6375 +5 CC1 DMR Interstate-2 — Sunderland, MD
45.2 W3MUM Hanover Pigeon
W3MUM
 147.3300 +0.6 TONE 123.0 FM (analog) — Hanover, PA
45.3 WB4MJF Arlington
WB4MJF
 145.1500 -0.6 TSQL 107.2 FM (analog) — Arlington, VA
45.3 W4WVP Arlington
W4WVP
 145.4700 -0.6 TONE 107.2 FM (analog) — Arlington, VA
45.3 WA4HIS Arlington
WA4HIS
 224.0600 -1.6 none FM (analog) — Arlington, VA
45.3 W4CIA Arlington
W4CIA
 441.4500 +5 TONE 110.9 FM (analog) (FM,C4FM) — Arlington, VA
45.3 AB4YP Arlington
AB4YP
 443.2000 +5 TSQL 114.8 FM (analog) — Arlington, VA
45.3 K4AF Arlington
K4AF
 444.5500 +5 TONE 88.5 FM (analog) — Arlington, VA
45.3 W4AVA Arlington
W4AVA
 448.6250 -5 TONE 107.2 FM (analog) — Arlington, VA
45.3 W4WVP Arlington
W4WVP
 449.3250 -5 TONE 151.4 FM (analog) — Arlington, VA
45.3 WA4EKJ Arlington
WA4EKJ
 224.6200 -1.6 none FM (analog) — Arlington, VA
45.4 N3YMS Hazlettville
N3YMS Interstate
 448.0750 -5 CC2 DMR Interstate-2-Network — Hazlettville, DE
45.5 KB3VVB Hanover Pigeon
KB3VVB Interstat
 445.2312 -5 CC1 DMR Interstate-2 — Hanover, PA
45.9 N6PPP Town L0C4T0R
N6PPP BM
 445.0000 -5 CC1 DMR BrandMeister 3110809 — Town, L0C4T0R, MD
46.2 W3UD Newark U of D
W3UD EchoLink
 145.3100 -0.6 TSQL 141.3 FM (analog) EchoLink 71786 — Newark, DE
46.3 W3DRA Newark Wtr
W3DRA
 146.7000 -0.6 TSQL 131.8 FM (analog) (FM,C4FM) — Newark, DE
46.3 W3DRA Newark Wtr
W3DRA
 449.0250 -5 TSQL 131.8 FM (analog) (FM,C4FM) — Newark, DE
46.5 K3CRK Smyrna
K3CRK
 146.6550 -0.6 TONE 156.7 FM (analog) — Smyrna, DE
46.5 K3CRK Smyrna
K3CRK
 443.0500 +5 TONE 156.7 FM (analog) — Smyrna, DE
46.6 N3YMS Hazlettville
N3YMS
 147.3000 +0.6 TSQL 77.0 FM (analog) — Hazlettville, DE
46.6 K0BMM Arlington
K0BMM BM
 447.3125 -5 CC1 DMR BrandMeister 322315305 — Arlington, VA
46.7 KC3TTN Kelton Post
KC3TTN
 448.9750 -5 Fusion (C4FM) — Kelton, PA
46.7 W3SMR Brandywine
W3SMR
 147.1500 +0.6 TSQL 114.8 FM (analog) — Brandywine, MD
46.7 K3LPV Kelton 7& RD
K3LPV AllStar
 146.9250 -0.6 CC1 DMR AllStar 50145 BrandMeister 310880 — Kelton, PA
46.7 N4FRS Alexandria
N4FRS
 449.3750 -5 TONE 203.5 FM (analog) (FM,DV) — Alexandria, VA
46.7 W4HFH Alexandria
W4HFH DMRVA
 442.4125 +5 CC1 DMR DMRVA 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
46.7 W4HFH Alexandria
W4HFH
 927.6000 -25 TSQL 107.2 FM (analog) 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
46.8 W3WAN York
W3WAN AllStar
 146.9250 -0.6 TSQL 74.4 FM (analog) AllStar 27705 — York, PA
46.8 W3HZU York
W3HZU AllStar
 53.9700 -1 TONE 127.3 FM (analog) AllStar 27791 EchoLink 494127 🗓 1 net 1 net · 10 check-ins · 7 stations York, PA
46.8 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 · 10 check-ins · 7 stations York, PA
46.8 WR3IRS York Hallam
WR3IRS Interstat
 441.1500 +5 CC1 DMR Interstate — York, PA
46.8 K3ZED Jennersville SR
K3ZED BM
 447.8750 -5 CC1 DMR BrandMeister 310463 — Jennersville, PA
47.1 W4HFH Alexandria
W4HFH
 53.1300 -1 TONE 107.2 FM (analog) 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
47.1 W4HFH Alexandria
W4HFH
 147.3150 +0.6 TONE 107.2 FM (analog) 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
47.1 W4HFH Alexandria
W4HFH
 224.8200 -1.6 TONE 107.2 FM (analog) 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
47.1 W4HFH Alexandria
W4HFH
 444.6000 +5 TONE 107.2 FM (analog) 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
47.1 W4HFH Alexandria
W4HFH
 1282.6000 -12 TONE 107.2 FM (analog) 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
47.1 WA3YUV Brandywine
WA3YUV
 443.6000 +5 TSQL 103.5 FM (analog) (FM,C4FM) — Brandywine, MD
47.2 K4US Alexandria GW
K4US
 146.6550 -0.6 TSQL 141.3 FM (analog) (C4FM,FM) — Alexandria, VA
47.6 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
47.6 N3JLT Alexandria
N3JLT Interstate
 443.1000 +5 CC1 DMR Interstate 🗓 1 net 1 net · 21 check-ins · 21 stations Alexandria, VA
47.6 WG3K Chesapeake Beach
WG3K BM
 444.3500 +5 none D-STAR (DMR,DV) BrandMeister 312393 — Chesapeake Beach, MD
47.7 W4AVA Falls Church
W4AVA
 146.6250 -0.6 TSQL 107.2 FM (analog) — Falls Church, VA
47.7 W4AVA Falls Church
W4AVA
 447.6250 -5 TSQL 107.2 FM (analog) — Falls Church, VA
47.8 N3SLC Christiana
N3SLC
 145.2500 -0.6 TONE 114.8 FM (analog) (FM,C4FM) — Christiana, PA
48.0 W4HFH Alexandria
W4HFH
 145.3800 -0.6 none D-STAR 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
48.0 W4HFH Alexandria Hosp
W4HFH
 442.0600 +5 none D-STAR 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
48.0 W4HFH Alexandria Hosp
W4HFH
 1284.6000 -12 none D-STAR 🗓 1 net 1 net · 11 check-ins · 11 stations Alexandria, VA
48.1 K4SVT Forest
K4SVT BM
 441.9000 +5 CC1 DMR BrandMeister 311287801 — Forest, VA
48.7 W9DSG Falls Church
W9DSG BM
 448.0625 -5 CC1 DMR BrandMeister 3223922 — Falls Church, VA
48.8 NV4FM Tysons Corner
NV4FM
 145.3400 -0.6 none D-STAR — Tysons Corner, VA
48.8 NV4FM Tysons Corner
NV4FM
 448.0350 -5 none D-STAR — Tysons Corner, VA
48.8 NV4FM Tysons Corner
NV4FM
 1282.8000 -12 none D-STAR — Tysons Corner, VA
48.9 NV4FM Tysons Corner
NV4FM
 146.9100 -0.6 TSQL 77.0 FM (analog) — Tysons Corner, VA
48.9 NV4FM Tysons Corner
NV4FM
 447.0250 -5 TSQL 77.0 FM (analog) — Tysons Corner, VA
48.9 N9KET Tysons Corner
N9KET Interstate
 441.3375 +5 CC1 DMR Interstate — Tysons Corner, VA
49.6 WB3LGG Cochranville
WB3LGG
 449.6750 -5 TSQL 94.8 FM (analog) — Cochranville, PA
49.7 N4FRS Alexandria
N4FRS
 1283.2000 -12 TSQL 203.5 FM (analog) (FM,DV) — Alexandria, VA
49.9 KS3M Abbottstown
KS3M AllStar
 147.5100 simplex TONE 114.8 FM (analog) AllStar 57337 AllStar 573370 — Abbottstown, PA
3.8 W3DAK offline Middle River
W3DAK BM
 145.1700 -0.6 CC1 DMR BrandMeister 312377 — Middle River, MD
8.8 K3AYV offline Baltimore Pigtow
K3AYV EchoLink
 442.9000 +5 TSQL 162.2 FM (analog) EchoLink — Baltimore, MD
9.0 N2MCS offline Baltimore
N2MCS
 442.9000 +5 CC? DMR — Baltimore, MD
11.1 K3BAY offline Pasadena
K3BAY IRLP
 145.5400 simplex TSQL 107.2 FM (analog) IRLP 4717 — Pasadena, MD
13.0 N3VSI offline Edgewood
N3VSI AllStar
 146.5600 simplex TSQL 127.3 FM (analog) IRLP 8277 AllStar 29916 — Edgewood, MD
20.0 KP4IP offline Millersville
KP4IP BM
 442.4000 +5 CC1 DMR BrandMeister 310148 — Millersville, MD
22.7 W3LRC offline Jessup
W3LRC BM
 447.8500 -5 CC1 DMR BrandMeister 314342 — Jessup, MD
25.1 WA3KOK offline Clarksville
WA3KOK IRLP
 144.9700 simplex TSQL 107.2 FM (analog) IRLP 4542 — Clarksville, MD
25.1 WA3KOK offline Laurel
WA3KOK IRLP
 144.4400 simplex none FM (analog) IRLP 4173 — Laurel, MD
26.8 W3XJ offline Bowie
W3XJ
 442.1500 +5 none FM (analog) — Bowie, MD
30.6 WB3GXW offline Silver Spring
WB3GXW
 444.2500 +5 TONE 156.7 FM (analog) — Silver Spring, MD
30.9 WA3SFJ offline Port Deposit
WA3SFJ
 53.8300 -1 TONE 94.8 FM (analog) 🗓 1 net 1 net Port Deposit, MD
31.4 N3CNJ offline Gatchellville
N3CNJ TGIF
 447.7250 -5 CC1 DMR (C4FM,DMR,P25) TGIF — Gatchellville, PA
33.6 N3HF offline Silver Spring
N3HF IRLP
 443.4500 +5 TSQL 156.7 FM (analog) IRLP 4712 — Silver Spring, MD
34.2 W3ARL offline Adelphi
W3ARL
 145.3700 -0.6 none FM (analog) — Adelphi, MD
35.6 N3RCN offline Elkton
N3RCN
 448.5750 -5 TONE 107.2 FM (analog) — Elkton, MD
41.4 K3VOA offline Washington Wilbu
K3VOA
 448.5750 -5 TSQL 77.0 FM (analog) — Washington, DC
41.8 K3MRC offline Washington
K3MRC
 145.4300 -0.6 TSQL 114.8 FM (analog) (FM,C4FM) — Washington, DC
41.8 KC3VO offline Washington
KC3VO
 448.8750 -5 none FM (analog) — Washington, DC
44.0 KB3SNM offline Spring Grove
KB3SNM IRLP
 147.5400 simplex TSQL 88.5 FM (analog) IRLP 4014 — Spring Grove, PA

Data courtesy of RepeaterBook.com