N9TPB FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 11, 2026) · next update today 6:00 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

N1MDB HAM 📻 GMRS

📻
Also a GMRS licensee
WRKC946
Active until Dec 15, 2030 · same FCC Registration Number (FRN) · GMRS covers the licensee's immediate family
Technician class licensed since 2007 (19 yrs) N1MDB since 2017 · previously KC0ZUC Goodland, KS Grid DM99di GMRS WRKC946 13 repeaters within 50 mi
🔒 Not available — currently licensed, through Jan 21, 2027. If it isn't renewed, it opens for vanity requests Jan 22, 2029.

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

📝 N1MDB has filed vanity applications before — latest filed Jan 3, 2017 · what was requested

Currently held by Matthew D Breininger · 2 holders on record

Current holder: Matthew D Breininger

Held N1MDB Jan 21, 2017 → present · first licensed Mar 6, 2007 as KC0ZUC · 2 licenses · FRN 0016186678

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

Previous holder: ALBERT W ST CYR

Held N1MDB Jun 23, 1992 → Jun 23, 2002 · first licensed Jun 23, 1992 as N1MDB · 1 license · no FRN on file (pre-2001 records)

Callbook Records, 1993–2003
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
N1MDB in the Printed Callbooks, 1909–1997
From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.

Vanity Applications Filed by N1MDB

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 Jan 3, 2017
Granted Jan 21, 2017
0007607707
 KC0ZUC · Matthew D Breininger · Technician
Attn: Matthew Breininger · 718 W 14th St., Goodland, KS 67735
39.3463, -101.7739 (ZIP center) · Grid DM99ci · CQ 4 · ITU 7 · map ↗
1.N1MDB ✓ Granted
2.W6MDB Held by MARK D BLASIUS until Dec 27, 2028
3.W9FIR Never issued
 Granted
got N1MDB

Others Requesting N1MDB

3 applications listed N1MDB as a choice, newest first.

FiledAwardApplicantChoice #N1MDBResult
Jan 3, 2017 Jan 21, 2017 KC0ZUC · Matthew D Breininger · Goodland, KS 1Granted Granted this call
Mar 20, 2015 Apr 7, 2015 KC1DGZ · Michael D Barg · Lexington, MA 3Not granted They got WA1MB (choice 1)
Mar 21, 2008 Apr 8, 2008 KF6KWR · MICHAEL D BRINEY · EL SEGUNDO, CA 3Not granted They got K1MDB (choice 1)

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for N1MDB in the last 24 hours. They show up here within seconds of N1MDB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

Repeaters within 50 Miles

13 repeaters within 50 miles of this address, most active 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
30.1 KB0VJJ Burlington
KB0VJJ
 145.2500 -0.6 TONE 88.5 FM (analog) 🗓 1 net 1 net · 41 check-ins · 29 stations Burlington, CO
31.0 WA0VJR Wallace
WA0VJR IRLP
 444.6000 +5 TONE 146.2 FM (analog) IRLP 3148 — Wallace, KS
31.0 WA0VJR Wallace
WA0VJR IRLP
 426.0000 +0.1 TSQL 100.0 FM (analog) IRLP 7076 — Wallace, KS
31.0 WA0VJR Offline Wallace
WA0VJR IRLP
 444.5250 +5 TSQL 146.2 FM (analog) IRLP 3028 IRLP 3148 — Wallace, KS
32.6 NV8Q Colby
NV8Q KS-DMR
 444.7500 +5 CC1 DMR KS-DMR — Colby, KS
35.0 NW0K Colby
NW0K WIRES-X
 444.6500 +5 none D-STAR (C4FM,DV) WIRES-X 74913 — Colby, KS
35.1 NW0K Colby
NW0K WIRES-X
 449.6500 -5 DG-ID 00-00 Fusion (C4FM) WIRES-X 74913 — Colby, KS
41.6 AE0LE Saint Francis
AE0LE
 146.6100 -0.6 TONE 100.0 FM (analog) — Saint Francis, KS
47.1 KA0WUX Haigler
KA0WUX BM
 444.6750 +5 CC1 DMR BrandMeister 314378 — Haigler, NE
47.3 KA0WUX Haigler
KA0WUX
 145.4900 -0.6 none FM (analog) — Haigler, NE
47.9 AD5MQ Stratton
AD5MQ AllStar
 146.8950 -0.6 TONE 103.5 FM (analog) AllStar 45696 — Stratton, CO
48.0 KE0AE Stratton
KE0AE AllStar
 146.8950 -0.6 TONE 103.5 FM (analog) AllStar 45696 EchoLink 830619 — Stratton, CO
48.8 KO6ACI MURICAtown
KO6ACI BM
 420.0250 in 440.4250 CC1 DMR BrandMeister 321021901 BrandMeister 321021902 — MURICAtown, KS