N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 12, 2026) · next update tomorrow 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

KO4YAT HAM

⏳ Not available yet — opens for vanity requests Dec 20, 2027, two years after the license was canceled (Dec 19, 2025).
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

Previous holder: Blake T McJunkin

Held KO4YAT Feb 23, 2022 → Dec 19, 2025 · first licensed Feb 23, 2022 as KO4YAT · 2 licenses · FRN 0031997364

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
KO4YAT 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 KO4YAT in the last 24 hours. They show up here within seconds of KO4YAT beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.