N9TPB FCC License Search

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

N5DZX HAM

✅ Available for a vanity request — free since Apr 25, 2023.

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 Apr 25, 2023

Previous holder: George G Marvin

Held N5DZX Sep 29, 2000 → Apr 24, 2021 · first licensed Sep 29, 2000 as N5DZX · 2 licenses · FRN 0003868130

W0GX Active Amateur Extra · vanity Apr 24, 2021 → expires Apr 24, 2031

Licensee
George G Marvin

Address
Attn: George G Marvin
PO Box 802
Mandan, ND 58554
46.7557, -100.9487 (ZIP center) · Grid DN96ms · CQ 4 · ITU 7 · map ↗

FRN
0003868130

Previous call
N5DZX (Technician Plus)

Last granted
Apr 24, 2021

Effective
Apr 24, 2021

Last action
May 20, 2025
FCC actions (2)
- Apr 24, 2021 — Vanity call sign granted VANGRT
- Apr 24, 2021 — License issued LIISS
N5DZX Canceled Amateur Extra Sep 29, 2000 → Apr 24, 2021 (canceled)

Licensee
George G Marvin

Address
Attn: George G Marvin
PO Box 802
Mandan, ND 58554
46.7557, -100.9487 (ZIP center) · Grid DN96ms · CQ 4 · ITU 7 · map ↗

FRN
0003868130

Previous call
KA5LYD (Technician Plus)

Last granted
Mar 26, 2013

Effective
Jul 14, 2015

Last action
Apr 24, 2021
FCC actions (8)
- Apr 24, 2021 — License canceled LICAN
- Jul 14, 2015 — Administrative update LIAUA
- Oct 26, 2013 — Administrative update LIAUA
- Mar 26, 2013 — License renewed LIREN
- Feb 24, 2012 — Administrative update LIAUA
- May 4, 2006 — Administrative update LIAUA
- Apr 14, 2003 — License renewed LIREN
- Sep 29, 2000 — License modified LIMOD

Address history

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

Seen Aug 2, 2015 → Sep 27, 2026 · 44 snapshots · as N5DZX
George G Marvin
Attn: George G Marvin
PO Box 802
Mandan, ND 58554
46.7557, -100.9487 (ZIP center) · Grid DN96ms · CQ 4 · ITU 7 · map ↗
Seen Mar 28, 2014 → Jun 6, 2015 · 5 snapshots · as N5DZX
George G Marvin
Attn: George G Marvin
PO Box 769
Windsor, CO 80550
40.4888, -104.8997 (ZIP center) · Grid DN70nl · CQ 4 · ITU 7 · map ↗
Seen May 28, 2012 → Oct 22, 2013 · 6 snapshots · as N5DZX
George G Marvin
Attn: George G Marvin
PO Box 1505
Watertown, SD 57201-6505
44.9367, -97.0928 (ZIP center) · Grid EN14kw · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Nov 10, 2011 · 3 snapshots · as N5DZX
George G Marvin
PO Box 147
Albany, OR 97321-0045
44.6534, -123.1395 (ZIP center) · Grid CN84kp · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as N5DZX
GEORGE G MARVIN
PO Box 1341
BLUE SPRINGS, MO 64013

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for N5DZX in the last 24 hours. They show up here within seconds of N5DZX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.