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

KM4UQY HAM

✅ Available for a vanity request — free since Jul 7, 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 Jul 7, 2018

Previous holder: FRANK D STALLWORTH

Held KM4UQY Jun 15, 2016 → Jul 6, 2016 · first licensed Jun 15, 2016 as KM4UQY · 2 licenses · FRN 0025624545

K4KDS Active Technician · vanity Jul 6, 2016 → expires Jul 6, 2036

Licensee
FRANK D STALLWORTH

Address
Attn: David Stallworth
PO Box 29414
5 Skyeman dr
charleston, SC 29414
32.8446, -80.0712 (street) · Grid EM92xu · CQ 5 · ITU 8 · map ↗

FRN
0025624545

Previous call
KM4UQY

Last granted
Apr 9, 2026

Effective
Apr 9, 2026

Last action
Apr 9, 2026
FCC actions (8)
- Apr 9, 2026 — License renewed LIREN
- Feb 10, 2026 — Administrative update LIAUA
- Feb 10, 2026 — Administrative update LIAUA
- Feb 2, 2021 — Administrative update LIAUA
- Aug 4, 2016 — Administrative update LIAUA
- Jul 26, 2016 — Administrative update LIAUA
- Jul 6, 2016 — Vanity call sign granted VANGRT
- Jul 6, 2016 — License issued LIISS
KM4UQY Canceled Technician Jun 15, 2016 → Jul 6, 2016 (canceled)

Licensee
FRANK D STALLWORTH

Address
19 WENDY LN
CHARLESTON, SC 29407
32.7989, -79.9978 (ZIP center) · Grid FM02at · CQ 5 · ITU 8 · map ↗

FRN
0025624545

Last granted
Jun 15, 2016

Effective
Jun 15, 2016

Last action
Jul 6, 2016
FCC actions (3)
- Jul 6, 2016 — License canceled LICAN
- Jun 15, 2016 — License issued LIISS
- Jun 15, 2016 — Systematic call sign granted SYSGRT

Address history

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

Seen Sep 27, 2026 → Oct 4, 2026 · 2 snapshots · as K4KDS
FRANK D STALLWORTH
Attn: David Stallworth
PO Box 29414
5 Skyeman dr, charleston, SC 29414
32.8446, -80.0712 (street) · Grid EM92xu · CQ 5 · ITU 8 · map ↗
Seen Jun 30, 2016 → Oct 4, 2026 · 26 snapshots · as KM4UQY
FRANK D STALLWORTH
19 WENDY LN, CHARLESTON, SC 29407
32.7989, -79.9978 (ZIP center) · Grid FM02at · CQ 5 · ITU 8 · map ↗
Seen Apr 16, 2022 → Sep 25, 2025 · 11 snapshots · as K4KDS
FRANK D STALLWORTH
4415 LORD PROPRIETORS RD, hollywood, SC 29449
32.6998, -80.2809 (ZIP center) · Grid EM92uq · CQ 5 · ITU 8 · map ↗
Seen Nov 4, 2016 → May 6, 2019 · 12 snapshots · as K4KDS
FRANK D STALLWORTH
15 loch carrun terr, CHARLESTON, SC 29414
32.8429, -80.1046 (ZIP center) · Grid EM92wu · CQ 5 · ITU 8 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KM4UQY in the last 24 hours. They show up here within seconds of KM4UQY beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.