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

KJ4QXV HAM

✅ Available for a vanity request — free since Mar 17, 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 Mar 17, 2012

Previous holder: John P Cahill

Held KJ4QXV Dec 1, 2009 → Mar 16, 2010 · first licensed Dec 1, 2009 as KJ4QXV · 2 licenses · FRN 0019364561

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 KJ4QXV in the last 24 hours. They show up here within seconds of KJ4QXV beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.