N9TPB FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 6, 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

KO4INC HAM

✅ Available for a vanity request — free since Jul 10, 2023.
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 Jul 10, 2023

Previous holder: JAMES A PROKOP

Held KO4INC Oct 19, 2020 → Jul 9, 2021 · first licensed Oct 19, 2020 as KO4INC · 2 licenses · FRN 0030078844

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
KO4INC in the Printed Callbooks, 1909–1997
From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for KO4INC in the last 24 hours. They show up here within seconds of KO4INC beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.