N9TPB FCC License Search

🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 2026) · next update today 9:45 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

KB1ST HAM

✅ Available for a vanity request — free since Jul 3, 2023.

2x2 call: Advanced and Amateur Extra licensees can request it. 1 pending application already lists it (first filed Oct 1, 2026) — see requests.

📬 QSL: LoTW user · last upload Apr 25, 2014 · not eQSL AG · QRZ · HamQTH

Not currently held · 2 holders on record · available since Jul 3, 2023

Previous holder: Stephen W Thompson

Held KB1ST Jul 2, 2011 → Jul 2, 2021 · first licensed Jun 25, 2010 as KB1UMM · 2 licenses · FRN 0019972546

KB1ST Expired Amateur Extra · vanity Jul 2, 2011 → Jul 2, 2021 (expired)

Licensee
Stephen W Thompson

Address
Attn: Stephen W Thompson
5 Linden St
Hudson, NH 03051
42.7605, -71.4094 (ZIP center) · Grid FN42hs · CQ 5 · ITU 8 · map ↗

FRN
0019972546

Previous call
KB1UMM (General)

Last granted
Jul 2, 2011

Effective
Jul 2, 2011

Last action
Jul 12, 2023
FCC actions (3)
- Jul 12, 2023 — License expired LIEXP
- Jul 2, 2011 — Vanity call sign granted VANGRT
- Jul 2, 2011 — License issued LIISS
KB1UMM Canceled Amateur Extra Jun 25, 2010 → Jul 2, 2011 (canceled)

Licensee
Stephen W Thompson

Address
5 Linden St
Hudson, NH 03051
42.7605, -71.4094 (ZIP center) · Grid FN42hs · CQ 5 · ITU 8 · map ↗

FRN
0019972546

Last granted
Jun 25, 2010

Effective
May 5, 2011

Last action
Jul 2, 2011
FCC actions (5)
- Jul 2, 2011 — License canceled LICAN
- May 5, 2011 — License modified LIMOD
- Oct 22, 2010 — Administrative update LIAUA
- Jun 25, 2010 — License issued LIISS
- Jun 25, 2010 — Systematic call sign granted SYSGRT

Address history

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

Seen Oct 17, 2011 → Sep 27, 2026 · 90 snapshots · as KB1UMM
Stephen W Thompson
5 Linden St, Hudson, NH 03051
42.7605, -71.4094 (ZIP center) · Grid FN42hs · CQ 5 · ITU 8 · map ↗

Previous holder: SIDNEY S SMITH

Held KB1ST Mar 21, 1995 → Mar 21, 2005 · first licensed Mar 21, 1995 as KB1ST · 1 license · no FRN on file (pre-2001 records)

KB1ST Expired Advanced Mar 21, 1995 → Mar 21, 2005 (expired)

Licensee
SIDNEY S SMITH

Address
127 MIDDLE RIDGE RD
NEW CANAAN, CT 06840-5059
41.1604, -73.5001 (ZIP center) · Grid FN31fd · CQ 5 · ITU 8 · map ↗

Last granted
Mar 21, 1995

Effective
Mar 21, 1995

Last action
Mar 22, 2007
FCC actions (1)
- Mar 22, 2007 — License expired LIEXP

Address history

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

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as KB1ST
SIDNEY S SMITH
127 MIDDLE RIDGE RD, NEW CANAAN, CT 06840-5059
41.1604, -73.5001 (ZIP center) · Grid FN31fd · CQ 5 · ITU 8 · map ↗

Others requesting KB1ST

2 applications listed KB1ST as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Oct 1, 2026	Oct 19, 2026 (on or after)	KM7HVQ · Sascha Tieke · Tempe, AZ	1	Pending
Jun 14, 2011	Jul 2, 2011	KB1UMM · Stephen W Thompson · Hudson, NH	2	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KB1ST in the last 24 hours. They show up here within seconds of KB1ST beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.