N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 6, 2026) · next update today 9:45 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

W4CDU HAM

✅ Available for a vanity request — free since Dec 30, 2014.

1x3 call: Technician, General, Advanced and Amateur Extra licensees 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 Dec 30, 2014

Previous holder: John W Herb

Held W4CDU Oct 9, 2002 → Dec 29, 2012 · first licensed Oct 9, 2002 as W4CDU · 1 license · FRN 0007777709

W4CDU Expired Advanced Oct 9, 2002 → Dec 29, 2012 (expired)

Licensee
John W Herb

Address
824 NE 41st Ave
Ocala, FL 34470
29.2010, -82.0821 (ZIP center) · Grid EL89xe · CQ 5 · ITU 8 · map ↗

FRN
0007777709

Last granted
Oct 9, 2002

Effective
Oct 9, 2002

Last action
Dec 30, 2014
FCC actions (3)
- Dec 30, 2014 — License expired LIEXP
- Oct 9, 2002 — License renewed LIREN
- Oct 9, 2002 — FCC action LITIN

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as W4CDU
John W Herb
824 NE 41st Ave, Ocala, FL 34470
29.2010, -82.0821 (ZIP center) · Grid EL89xe · CQ 5 · ITU 8 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W4CDU in the last 24 hours. They show up here within seconds of W4CDU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.