N9TPB FCC License Search
🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 9, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

KF4NHI HAM

✅ Available for a vanity request — free since Nov 20, 2018.
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 Nov 20, 2018

Previous holder: Herman H Duncan Jr

Held KF4NHI Nov 19, 1996 → Nov 19, 2016 · first licensed Nov 19, 1996 as KF4NHI · 1 license · FRN 0003191897

Callbook Records, 1993–2003
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Earlier Holders

KF4NHI in the 1993–2003 Callbooks
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for KF4NHI in the last 24 hours. They show up here within seconds of KF4NHI beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.