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

KJ4CZA HAM

✅ Available for a vanity request — free since Jun 7, 2010.
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 Jun 7, 2010

Previous holder: John E Valentine

Held KJ4CZA Mar 26, 2008 → Jun 6, 2008 · first licensed Mar 26, 2008 as KJ4CZA · 2 licenses · FRN 0017519588

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 KJ4CZA in the last 24 hours. They show up here within seconds of KJ4CZA beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.