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, WIKB1AU HAM
✅ Available for a vanity request — free since Apr 23, 2000.
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 Apr 23, 2000
Previous holder: ROBERT D CALLAHAN
Held KB1AU → Apr 22, 1998 · first licensed as KB1AU · 2 licenses · FRN 0017485079
-
📦 Moved: , None → Durham, NC
- Licensee
- ROBERT D CALLAHAN
- Address
- 1008 WEDGEWOOD LN
DURHAM, NC 27713
- FRN
- 0017485079
- Previous call
- KB1AU (General)
- Last granted
- Feb 6, 2018
- Effective
- Feb 6, 2018
- Last action
- Feb 6, 2018
FCC actions (4)
- Feb 6, 2018 — License renewed LIREN
- Aug 19, 2016 — Administrative update LIAUA
- Mar 1, 2008 — License renewed LIREN
- Feb 26, 2008 — FCC action LITIN
-
- Licensee
- ROBERT D CALLAHAN
- Address
- Last granted
- Effective
- Last action
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KB1AU
ROBERT D CALLAHAN
- Seen Nov 7, 2004 → Oct 4, 2026 · 26 snapshots · as W4RDC
ROBERT D CALLAHAN
1008 Wedgewood Ln, DURHAM, NC 27713 - Seen May 27, 2010 → Jun 30, 2016 · 22 snapshots · as W4RDC
ROBERT D CALLAHAN
105 W HWY 54 SUITE 365, DURHAM, NC 27713
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KB1AU in the last 24 hours. They show up here within seconds of KB1AU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.