N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

KJ4SJM HAM

✅ Available for a vanity request — free since May 12, 2012.
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 May 12, 2012

Previous holder: Robert A Williams II

Held KJ4SJM Feb 22, 2010 → May 11, 2010 · first licensed Feb 22, 2010 as KJ4SJM · 2 licenses · FRN 0019597608

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 KJ4SJM in the last 24 hours. They show up here within seconds of KJ4SJM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.