N9TPB FCC License Search
🕒 FCC license data updated yesterday 9:45 am CDT · next update today 7:15 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

KO4DIF HAM

⏳ Not available yet — opens for vanity requests Feb 15, 2027, two years after the license was canceled (Feb 14, 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: JOSEPH D HEARD

Held KO4DIF May 11, 2020 → Feb 14, 2025 · first licensed May 11, 2020 as KO4DIF · 2 licenses · FRN 0029307386

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 KO4DIF in the last 24 hours. They show up here within seconds of KO4DIF beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.