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

KO4HJO HAM

✅ Available for a vanity request — free since Aug 28, 2026.
2x3 call: any licensee can request it. No pending applications list it.

📬 QSL: LoTW user · last upload Oct 13, 2024 · not eQSL AG · QRZ · HamQTH

Not currently held · 1 holder on record · available since Aug 28, 2026

Previous holder: Marion R McMillan III

Held KO4HJO Sep 16, 2020 → Aug 27, 2024 · first licensed Sep 16, 2020 as KO4HJO · 2 licenses · FRN 0029952769

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 KO4HJO in the last 24 hours. They show up here within seconds of KO4HJO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.