N9TPB FCC License Search
🕒 FCC license data updated yesterday 8:30 am CDT (FCC files through Oct 1, 2026) · next update today 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

WB4CMU HAM

✅ Available for a vanity request — free since Mar 21, 2009.
2x3 call: any licensee 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 Mar 21, 2009

Previous holder: THOMAS N FOWLER 528

Held WB4CMU May 28, 1997 → Mar 20, 2007 · first licensed May 28, 1997 as WB4CMU · 3 licenses · FRN 0016161903

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

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for WB4CMU in the last 24 hours. They show up here within seconds of WB4CMU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.