N9TPB FCC License Search

🕒 FCC license data updated yesterday 8:30 am CDT (FCC files through Oct 1, 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

KC5SDF HAM

✅ Available for a vanity request — free since Oct 4, 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 · available since Oct 4, 2025

Previous holder: DUDLEY HENDERSON

Held KC5SDF Nov 13, 2001 → Oct 3, 2023 · first licensed Nov 13, 2001 as KC5SDF · 2 licenses · FRN 0002456549

N4CDH Active General · vanity Oct 3, 2023 → expires Oct 3, 2033

Licensee
DUDLEY HENDERSON

Address
Attn: Dudley Henderson
126 Jaime Dr
Canton, GA 30114
34.2178, -84.5310 (street) · Grid EM74rf · CQ 5 · ITU 8 · map ↗

FRN
0002456549

Previous call
KC5SDF (Technician Plus)

Last granted
Oct 3, 2023

Effective
Oct 3, 2023

Last action
Oct 3, 2023
FCC actions (2)
- Oct 3, 2023 — Vanity call sign granted VANGRT
- Oct 3, 2023 — License issued LIISS
KC5SDF Canceled General Nov 13, 2001 → Oct 3, 2023 (canceled)

Licensee
DUDLEY HENDERSON

Address
Attn: Dudley Henderson
126 Jaime Dr
Canton, GA 30114
34.2178, -84.5310 (street) · Grid EM74rf · CQ 5 · ITU 8 · map ↗

FRN
0002456549

Last granted
Oct 21, 2015

Effective
Jul 19, 2023

Last action
Oct 3, 2023
FCC actions (8)
- Oct 3, 2023 — License canceled LICAN
- Jul 19, 2023 — Administrative update LIAUA
- Oct 21, 2015 — License renewed LIREN
- May 16, 2014 — Administrative update LIAUA
- Nov 1, 2005 — License renewed LIREN
- Dec 6, 2001 — Record corrected COR
- Dec 6, 2001 — Record corrected COR
- Nov 13, 2001 — Administrative update LIAUA

Address history

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

Seen Apr 27, 2024 → Sep 27, 2026 · 22 snapshots · as KC5SDF
DUDLEY HENDERSON
Attn: Dudley Henderson
126 Jaime Dr, Canton, GA 30114
34.2178, -84.5310 (street) · Grid EM74rf · CQ 5 · ITU 8 · map ↗
Seen May 22, 2014 → Apr 16, 2022 · 25 snapshots · as KC5SDF
DUDLEY HENDERSON
3210 Hunter Cove, Arlington, TX 76001
32.6311, -97.1559 (ZIP center) · Grid EM12kp · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Mar 28, 2014 · 10 snapshots · as KC5SDF
DUDLEY HENDERSON
PO Box 547
LEAKEY, TX 78873
29.8154, -99.7273 (ZIP center) · Grid EL09dt · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KC5SDF
DUDLEY HENDERSON
PO Box 596
LEAKEY, TX 78873
29.8154, -99.7273 (ZIP center) · Grid EL09dt · CQ 4 · ITU 7 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KC5SDF in the last 24 hours. They show up here within seconds of KC5SDF beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.