N9TPB FCC License Search

🕒 FCC license data updated today 8:30 am CDT (FCC files through Oct 1, 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

N2SDH HAM

✅ Available for a vanity request — free since Aug 5, 2014.

1x3 call: Technician, General, 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 Aug 5, 2014

Previous holder: JOHN M KOZLOWSKI

Held N2SDH May 8, 2002 → Aug 4, 2012 · first licensed May 8, 2002 as N2SDH · 1 license · FRN 0007044902

N2SDH Expired Technician May 8, 2002 → Aug 4, 2012 (expired)

Licensee
JOHN M KOZLOWSKI

Address
306 RIVERSIDE AVE
BUFFALO, NY 14207
42.9519, -78.8989 (ZIP center) · Grid FN02nw · CQ 5 · ITU 8 · map ↗

FRN
0007044902

Last granted
May 8, 2002

Effective
May 8, 2002

Last action
Aug 5, 2014
FCC actions (3)
- Aug 5, 2014 — License expired LIEXP
- May 8, 2002 — License renewed LIREN
- May 8, 2002 — FCC action LITIN

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 N2SDH
JOHN M KOZLOWSKI
306 RIVERSIDE AVE, BUFFALO, NY 14207
42.9519, -78.8989 (ZIP center) · Grid FN02nw · CQ 5 · ITU 8 · map ↗

Others requesting N2SDH

2 applications listed N2SDH as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jul 6, 2026	Jul 24, 2026	KM7GRG · Steven Houston · Seattle, WA	5	Granted
Jun 14, 2021	Jul 2, 2021	KD2VRU · Seward D Heckman JR · SPRINGWATER, NY	9	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for N2SDH in the last 24 hours. They show up here within seconds of N2SDH beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.