N9TPB FCC License Search
🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 2, 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

KN4AEX HAM

✅ Available for a vanity request — free since Feb 15, 2019.
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 Feb 15, 2019

Previous holder: RODNEY E BIDDLE

Held KN4AEX Jan 19, 2017 → Feb 14, 2017 · first licensed Jan 19, 2017 as KN4AEX · 3 licenses · FRN 0026188243

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 KN4AEX in the last 24 hours. They show up here within seconds of KN4AEX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.