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

KB1AJ HAM

✅ Available for a vanity request — free since Jun 6, 2003.

2x2 call: Advanced and Amateur Extra licensees can request it. No pending applications list it.

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

Not currently held · 1 holder on record · available since Jun 6, 2003

Previous holder: DALE P OSBORN III

Held KB1AJ Mar 10, 1997 → Jun 5, 2001 · first licensed Mar 10, 1997 as KB1AJ · 2 licenses · FRN 0003677192

K1WU Active Amateur Extra · vanity Jun 5, 2001 → expires Jun 5, 2031

Licensee
DALE P OSBORN III

Address
44 Raymond Rd
Concord, MA 01742-5733
42.4275, -71.3836 (street) · Grid FN42hk · CQ 5 · ITU 8 · map ↗

FRN
0003677192

Previous call
KB1AJ (Advanced)

Last granted
Mar 25, 2021

Effective
Mar 25, 2021

Last action
Mar 25, 2021
FCC actions (7)
- Mar 25, 2021 — License renewed LIREN
- Nov 3, 2020 — Administrative update LIAUA
- Jul 10, 2012 — Administrative update LIAUA
- Apr 19, 2011 — License renewed LIREN
- Jul 15, 2008 — Administrative update LIAUA
- Feb 10, 2005 — Administrative update LIAUA
- Jun 5, 2001 — License issued LIISS
KB1AJ Canceled Amateur Extra Mar 10, 1997 → Jun 5, 2001 (canceled)

Licensee
DALE P OSBORN III

Address
44 RAYMOND ROAD
CONCORD, MA 01742-5733
42.4629, -71.3645 (ZIP center) · Grid FN42hl · CQ 5 · ITU 8 · map ↗

FRN
0003677192

Last granted
Mar 10, 1997

Effective
Nov 30, 2000

Last action
Jun 5, 2001
FCC actions (3)
- Jun 5, 2001 — License canceled LICAN
- Nov 30, 2000 — License modified LIMOD
- Feb 2, 2000 — License modified LIMOD

Address history

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

Seen Apr 16, 2022 → Oct 4, 2026 · 13 snapshots · as K1WU
DALE P OSBORN III
44 Raymond Rd, Concord, MA 01742-5733
42.4275, -71.3836 (street) · Grid FN42hk · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 49 snapshots · as KB1AJ
DALE P OSBORN III
44 RAYMOND ROAD, CONCORD, MA 01742-5733
42.4629, -71.3645 (ZIP center) · Grid FN42hl · CQ 5 · ITU 8 · map ↗
Seen Jul 26, 2012 → May 6, 2019 · 30 snapshots · as K1WU
DALE P OSBORN III
712 Samantha Ln, Moore, OK 73160-8441
35.3363, -97.4751 (ZIP center) · Grid EM15gi · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → May 28, 2012 · 4 snapshots · as K1WU
DALE P OSBORN III
2870 Barbers Point Rd, ALAMEDA, CA 94501-7103
37.7747, -122.2781 (ZIP center) · Grid CM87us · CQ 3 · ITU 6 · map ↗

Others requesting KB1AJ

1 application listed KB1AJ as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
May 26, 2015	Jun 13, 2015	WH6EMW · John W Andoe · Madisonville, TX	1	Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KB1AJ in the last 24 hours. They show up here within seconds of KB1AJ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.