N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 8:30 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

KJ4CAO HAM

✅ Available for a vanity request — free since May 11, 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 May 11, 2010

Previous holder: DAVID ROJAS

Held KJ4CAO Feb 19, 2008 → May 10, 2008 · first licensed Feb 19, 2008 as KJ4CAO · 2 licenses · FRN 0017458514

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

Others requesting KJ4CAO

1 application listed KJ4CAO as a choice, newest first.

FiledAwardApplicantChoice #Status
Apr 14, 2008 May 2, 2008 KJ4CAO · DAVID ROJAS · HENDERSONVILLE, NC 20Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KJ4CAO in the last 24 hours. They show up here within seconds of KJ4CAO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.