N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update tomorrow 6:00 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI

AB1ZK HAM

Amateur Extra class licensed since 2002 (24 yrs) AB1ZK since 2016 · previously AC0YC, KG0SB West Dennis, MA grid FN41vp 82 repeaters within 50 mi
🔒 Not available — currently licensed, through Jul 9, 2027. If it isn't renewed, it opens for vanity requests Jul 10, 2029.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Currently held by MARC S HILDEBRANT · 1 holder on record

Current holder: MARC S HILDEBRANT

Held AB1ZK Apr 26, 2016 → present · first licensed Dec 31, 2002 as KG0SB · 3 licenses · FRN 0008103038

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

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for AB1ZK in the last 24 hours. They show up here within seconds of AB1ZK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 miles

82 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
1.8 KB1GTG Cape Cod
KB1GTG BM
 445.5000 -5 CC1 DMR BrandMeister 3125638 — Cape Cod, MA
3.4 N1BFT Dennis PD
N1BFT
 146.9250 -0.6 TSQL 114.8 FM (analog) (C4FM,FM) — Dennis, MA
3.6 KC1MLQ Yarmouth Port
KC1MLQ BM
 439.5000 -5 CC1 DMR BrandMeister 3184617 — Yarmouth Port, MA
5.1 WR1S Dennis
WR1S BM
 449.9500 in 433.9500 CC1 DMR BrandMeister 310992105 — Dennis, MA
5.3 W1MA Dennis Forest
W1MA EchoLink
 146.9550 -0.6 TSQL 88.5 FM (analog) (C4FM,FM) EchoLink 750250 — Dennis, MA
5.3 WA1YFV Harwich Police/F
WA1YFV AllStar
 145.2700 -0.6 TSQL 67.0 FM (analog) AllStar 532901 — Harwich, MA
5.3 KC1CPB Harwich
KC1CPB IRLP
 927.9250 in 902.0625 TSQL 88.5 FM (analog) IRLP 9125 IRLP 4486 — Harwich, MA
5.3 W1MA Harwich Police/F
W1MA
 224.3400 -1.6 TONE 100.0 FM (analog) — Harwich, MA
5.4 W1MLL Dennis
W1MLL NEDECN
 146.4700 in 144.9700 none FM (analog) (DMR,FM) NEDECN — Dennis, MA
5.4 K1PBO Dennis
K1PBO EchoLink
 146.9550 -0.6 TONE 88.5 FM (analog) EchoLink 20024 — Dennis, MA
5.4 no call listed
Listed as ?
 Dennis
Massachusetts
 146.9250 -0.6 Fusion (C4FM) — Dennis, MA
5.5 K1ST
Listed as K1ST-4
 Dennis
K1ST AllStar
 146.9550 -0.6 TONE 88.5 FM (analog) AllStar 439394 — Dennis, MA
5.7 K1KEK Harwich
K1KEK EchoLink
 224.3400 -1.6 TONE 100.0 FM (analog) EchoLink 468451 — Harwich, MA
7.8 N1YHS Barnstable
N1YHS
 53.0100 -1 TSQL 173.8 FM (analog) — Barnstable, MA
7.8 W1SGL Barnstable
W1SGL WIRES-X
 146.7300 -0.6 TSQL 67.0 FM (analog) (C4FM,FM) WIRES-X 94364 — Barnstable, MA
7.8 W1SGL Barnstable
W1SGL AllStar
 927.8250 in 902.0625 TONE 82.5 FM (analog) EchoLink 249961 IRLP 4824 AllStar 68001 — Barnstable, MA
9.9 N1BFT Chatham PD
N1BFT
 146.6100 -0.6 TSQL 131.8 FM (analog) (FM,C4FM) — Chatham, MA
11.4 WA2UMP Brewster
WA2UMP BM
 440.3000 in 449.3000 CC1 DMR BrandMeister 313494602 — Brewster, MA
11.8 N5API Orleans
N5API AllStar
 145.6700 simplex TONE 141.3 FM (analog) AllStar 40468 EchoLink 223309 — Orleans, MA
16.0 W1MLL Eastham
W1MLL NEDECN
 145.3600 -0.6 CC10 DMR NEDECN — Eastham, MA
17.8 N1MAT Sandwich
N1MAT
 146.6100 -0.6 TONE 192.8 FM (analog) — Sandwich, MA
21.8 N1YHS Falmouth
N1YHS NEDECN
 145.2100 -0.6 none FM (analog) (DMR,FM) NEDECN — Falmouth, MA
21.8 N1YHS Falmouth
N1YHS
 147.3750 +0.6 TSQL 110.9 FM (analog) — Falmouth, MA
22.4 N1YHS Bourne
N1YHS
 224.2200 -1.6 TONE 100.0 FM (analog) — Bourne, MA
22.4 K1RK Bourne
K1RK NEDECN
 145.2000 -0.6 none FM (analog) (DMR,FM) NEDECN — Bourne, MA
23.3 K1RK Falmouth
K1RK IRLP
 927.8500 in 902.0625 TSQL 88.5 FM (analog) EchoLink 249961 IRLP 8496 EchoLink 2499611 — Falmouth, MA
23.6 KB1ZEG Falmouth
KB1ZEG
 145.2100 -0.6 none D-STAR — Falmouth, MA
23.7 K1RK Falmouth Hosp
K1RK
 146.6550 -0.6 TSQL 88.5 FM (analog) (C4FM,FM) — Falmouth, MA
25.4 KB1IHU Edgartown
KB1IHU
 145.1800 -0.6 none FM (analog) (DMR,FM) — Edgartown, MA
25.7 WA1YFV Truro Police
WA1YFV AllStar
 147.2550 +0.6 TONE 67.0 FM (analog) AllStar 532901 EchoLink 403358 — Truro, MA
27.1 W1TUK Nantucket
W1TUK AllStar
 146.7900 -0.6 TSQL 107.2 FM (analog) AllStar 60437 EchoLink 772472 — Nantucket, MA
27.6 KB1KVD Plymouth Pine
KB1KVD
 145.2800 -0.6 none FM (analog) — Plymouth, MA
27.6 N1WVQ Plymouth
N1WVQ
 224.0400 -1.6 TSQL 79.7 FM (analog) — Plymouth, MA
27.6 KB1KVD Plymouth Pine
KB1KVD
 927.4500 -25 DCS 411 FM (analog) (FM,P25) — Plymouth, MA
29.1 KC1EFX West Tisbury
KC1EFX
 147.3450 +0.6 TSQL 88.5 FM (analog) (FM,P25) — West Tisbury, MA
32.1 W1ZZR Sagamore Beach
W1ZZR BM
 439.4000 in 430.4000 CC1 DMR BrandMeister 3163132 — Sagamore Beach, MA
32.6 N1ZIZ Plymouth
N1ZIZ
 146.6850 -0.6 TSQL 131.8 FM (analog) — Plymouth, MA
32.6 WG1U Plymouth
WG1U
 147.3150 +0.6 TSQL 67.0 FM (analog) — Plymouth, MA
38.1 KC1OXZ Marshfield
KC1OXZ AllStar
 433.5000 -0.5 CC1 DMR BrandMeister 3178523 AllStar 65542 — Marshfield, MA
39.0 W1RJC New Bedford
W1RJC IRLP
 145.1100 -0.6 TONE 67.0 FM (analog) IRLP 4245 EchoLink 4245 — New Bedford, MA
39.0 KE1FL New Bedford
KE1FL
 145.1100 -0.6 TONE 67.0 FM (analog) — New Bedford, MA
39.3 W1BRI Middleborough
W1BRI
 224.7400 -1.6 TSQL 88.5 FM (analog) — Middleborough, MA
39.5 W1AEC Dartmouth
W1AEC AllStar
 147.0000 +0.6 TSQL 67.0 FM (analog) AllStar 646700 EchoLink 4240 IRLP 4240 IRLP 4210 EchoLink 4210 AllStar 646701 🗓 1 net 1 net · 59 check-ins · 11 stations Dartmouth, MA
39.5 W1AEC Dartmouth
W1AEC AllStar
 224.8000 -1.6 TSQL 67.0 FM (analog) EchoLink 4215 IRLP 4215 AllStar 646702 🗓 1 net 1 net · 59 check-ins · 11 stations Dartmouth, MA
39.5 W1AEC Dartmouth
W1AEC AllStar
 927.8375 in 902.0625 TONE 77.0 FM (analog) (FM,P25) EchoLink 249961 IRLP 4617 AllStar 646900 🗓 1 net 1 net · 59 check-ins · 11 stations Dartmouth, MA
40.2 W1RJC New Bedford
W1RJC AllStar
 443.8000 +5 TONE 88.5 FM (analog) AllStar 64655 — New Bedford, MA
40.2 W1SMA New Bedford
W1SMA AllStar
 224.5000 -1.6 TONE 67.0 FM (analog) AllStar 666802 — New Bedford, MA
40.6 KC1NZU Marshfield
KC1NZU BM
 431.1500 -5 CC1 DMR BrandMeister 321144901 — Marshfield, MA
40.9 NN1D Dartmouth
NN1D
 145.2900 -0.6 none FM (analog) (FM,NXDN) — Dartmouth, MA
41.3 W1ATD Marshfield WATD
W1ATD IRLP
 145.3900 -0.6 TSQL 67.0 FM (analog) (C4FM,DMR,DV,FM,NXDN,P25) EchoLink 959127 IRLP 4320 BrandMeister 312541 — Marshfield, MA
41.4 W1ATD Marshfield WATD
W1ATD AllStar
 927.4750 in 902.0625 TONE 131.8 FM (analog) (FM,P25) AllStar 60635 EchoLink 249961 IRLP 4571 EchoLink 2499611 — Marshfield, MA
43.2 W1EHT Abington
W1EHT IRLP
 927.6250 in 902.0625 TONE 123.0 FM (analog) (DMR,FM,P25) IRLP 9125 EchoLink 2499611 IRLP 4996 BrandMeister 311638 — Abington, MA
44.9 VA2OR St-Georges
VA2OR BM
 433.1375 +5 CC1 DMR BrandMeister 302115703 — St-Georges
45.2 KA1DON Hanson
KA1DON AllStar
 927.1500 -25 TONE 131.8 FM (analog) (FM,P25) AllStar 45228 — Hanson, MA
46.6 KB1WUW Freetown
KB1WUW
 146.4100 in 144.9100 none D-STAR — Freetown, MA
46.6 KB1WUW Freetown
KB1WUW
 147.4050 simplex none D-STAR — Freetown, MA
46.6 KB1WUW Freetown
KB1WUW
 449.7750 -5 none D-STAR — Freetown, MA
46.8 WG1U Assonet
WG1U
 449.9969 -4.9999 none FM (analog) (FM,NXDN) — Assonet, MA
46.8 N1KIM Assonet
N1KIM
 145.4375 -0.6 none NXDN — Assonet, MA
46.8 N1KIM Assonet
N1KIM
 146.4100 -0.6 none NXDN — Assonet, MA
46.9 N1DU Westport
N1DU WIRES-X
 444.6250 +5 TSQL 123.0 FM (analog) (C4FM,FM) WIRES-X 51057 — Westport, MA
46.9 W1MV Bridgewater
W1MV IRLP
 147.1800 +0.6 TSQL 67.0 FM (analog) EchoLink 451971 IRLP 4388 — Bridgewater, MA
46.9 W1WCF Bridgewater
W1WCF
 927.4250 -25 TSQL 131.8 FM (analog) (FM,P25) — Bridgewater, MA
46.9 W1MV Bridgewater
W1MV
 444.5500 +5 TSQL 88.5 FM (analog) (C4FM,FM) — Bridgewater, MA
46.9 AJ1L Norwell
AJ1L AllStar
 224.0600 -1.6 TSQL 103.5 FM (analog) (DMR,FM) AllStar 45590 EchoLink 55920 BrandMeister 311132 — Norwell, MA
47.0 KB1YAC
Listed as KB1YAC/ AC1M
 Norwell
KB1YAC
 145.2500 -0.6 77.0 FM (analog) (FM,DV) — Norwell, MA
47.0 KC1HO Norwell
KC1HO AllStar
 53.3300 -1 TONE 71.9 FM (analog) AllStar 50532 — Norwell, MA
47.4 W2FUV Fall River
W2FUV BM
 145.2500 -0.6 CC1 DMR BrandMeister 314228 — Fall River, MA
47.9 AJ1L Rockland
AJ1L BM
 438.4750 -5 CC1 DMR BrandMeister 3125032 — Rockland, MA
48.6 WA1NPO Whitman
WA1NPO IRLP
 147.2250 +0.6 TSQL 67.0 FM (analog) (C4FM,FM) EchoLink 484193 IRLP 8691 — Whitman, MA
48.6 KC1EFG Whitman
KC1EFG
 927.6875 -25 TSQL 131.8 FM (analog) (FM,P25) 🗓 1 net 1 net · 12 check-ins · 6 stations Whitman, MA
49.0 WB0YLE Fall River
WB0YLE AllStar
 146.5550 simplex TONE 141.3 FM (analog) AllStar 423660 — Fall River, MA
49.2 WB0YLE Fall River Top
WB0YLE AllStar
 224.5400 -1.6 TSQL 141.3 FM (analog) AllStar 27294 AllStar 42761 — Fall River, MA
49.4 NA1R West Bridgewater
NA1R
 146.7750 -0.6 DCS 244 FM (analog) — West Bridgewater, MA
49.5 AC1M Norwell
AC1M BM
 145.2500 -0.6 TSQL 77.0 FM (analog) (C4FM,DMR,DV,FM,NXDN,P25) BrandMeister 312540 — Norwell, MA
49.8 K1OFO Taunton
K1OFO BM
 446.1000 in 433.1000 CC1 DMR BrandMeister 317312701 — Taunton, MA
50.0 WG1U Plymouth
WG1U
 145.2800 -0.6 none FM (analog) (FM,NXDN) — Plymouth, MA
37.8 W1AFD offline Acushnet
W1AFD IRLP
 145.5900 simplex TSQL 67.0 FM (analog) IRLP 4436 EchoLink 4436 — Acushnet, MA
39.5 W1AEC offline Dartmouth
W1AEC IRLP
 445.5000 simplex TSQL 67.0 FM (analog) IRLP 4215 🗓 1 net 1 net · 59 check-ins · 11 stations Dartmouth, MA
40.2 W1SMA offline New Bedford
W1SMA IRLP
 145.1100 -0.6 TSQL 67.0 FM (analog) EchoLink 4245 IRLP 4245 EchoLink 42151 — New Bedford, MA
40.7 W1SMA offline Dartmouth
W1SMA IRLP
 145.4900 -0.6 TSQL 67.0 FM (analog) EchoLink 4240 IRLP 4240 — Dartmouth, MA
49.0 WB0YLE offline Morrisville
WB0YLE BM
 444.9875 +5 CC1 DMR BrandMeister 314221 — Morrisville, PA