N9TPB FCC License Search

🕒 FCC license data updated yesterday 8:30 am CDT (FCC files through Oct 1, 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

KO4VO HAM

✅ Available for a vanity request — free since Mar 4, 2000.

2x2 call: Advanced and Amateur Extra licensees 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 4, 2000

Previous holder:

Held KO4VO → Mar 3, 1998 · first licensed as KO4VO · 1 license · no FRN on file (pre-2001 records)

KO4VO Canceled Club / other → Mar 3, 1998 (canceled)

Licensee

Address

Last granted

Effective

Last action

Address history

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

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as KO4VO

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KO4VO in the last 24 hours. They show up here within seconds of KO4VO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.