N9TPB FCC License Search

🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 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

N4IRM HAM

✅ Available for a vanity request — free since Jul 27, 2000.

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 Jul 27, 2000

Previous holder: MICHAEL A CALDWELL

Held N4IRM Jul 26, 1988 → Jul 26, 1998 · first licensed Jul 26, 1988 as N4IRM · 1 license · no FRN on file (pre-2001 records)

N4IRM Expired Technician Plus Jul 26, 1988 → Jul 26, 1998 (expired)

Licensee
MICHAEL A CALDWELL

Address
47 TEAK COURSE
OCALA, FL 32672

Previous call
KB4AQF (Novice)

Last granted
Jul 26, 1988

Effective
Jul 26, 1988

Last action
Jul 27, 2000
FCC actions (1)
- Jul 27, 2000 — 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 N4IRM
MICHAEL A CALDWELL
47 TEAK COURSE, OCALA, FL 32672

Others requesting N4IRM

1 application listed N4IRM as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jul 28, 2026	Aug 15, 2026	KR4IRM · David Postel · Plant City, FL	6	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for N4IRM in the last 24 hours. They show up here within seconds of N4IRM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.