N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

K4LKY HAM

⏳ Not available yet — opens for vanity requests May 9, 2028, two years after the license was canceled (May 8, 2026).

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 · 2 holders on record

Previous holder: Michael S Higdon

Held K4LKY Jul 12, 2016 → May 8, 2026 · first licensed Apr 10, 1996 as KT4OG · 4 licenses · FRN 0004790465

WA4TK Active Amateur Extra · vanity May 8, 2026 → expires May 8, 2036

Licensee
Michael S Higdon

Address
7414 Oswego Cir.
LOUISVILLE, KY 40214
38.1573, -85.8067 (street) · Grid EM78cd · CQ 4 · ITU 8 · map ↗

FRN
0004790465

Previous call
K4LKY (Advanced)

Last granted
May 8, 2026

Effective
May 8, 2026

Last action
May 8, 2026
FCC actions (2)
- May 8, 2026 — Vanity call sign granted VANGRT
- May 8, 2026 — License issued LIISS
K4LKY Canceled Amateur Extra · vanity Jul 12, 2016 → May 8, 2026 (canceled)

Licensee
Michael S Higdon

Address
7414 Oswego Cir.
LOUISVILLE, KY 40214
38.1573, -85.8067 (street) · Grid EM78cd · CQ 4 · ITU 8 · map ↗

FRN
0004790465

Previous call
AG4HI (Advanced)

Last granted
Apr 14, 2026

Effective
Apr 14, 2026

Last action
May 8, 2026
FCC actions (5)
- May 8, 2026 — License canceled LICAN
- Apr 14, 2026 — License renewed LIREN
- Dec 12, 2024 — Administrative update LIAUA
- Jul 12, 2016 — Vanity call sign granted VANGRT
- Jul 12, 2016 — License issued LIISS
AG4HI Canceled Amateur Extra Mar 19, 2001 → Jul 12, 2016 (canceled)

Licensee
Michael S Higdon

Address
2341 Lindsey Dr.
LOUISVILLE, KY 40216
38.1861, -85.8388 (ZIP center) · Grid EM78be · CQ 4 · ITU 8 · map ↗

FRN
0004790465

Previous call
KT4OG (Advanced)

Last granted
Dec 10, 2014

Effective
Mar 10, 2016

Last action
Jul 12, 2016
FCC actions (7)
- Jul 12, 2016 — License canceled LICAN
- Mar 10, 2016 — Administrative update LIAUA
- Dec 10, 2014 — License renewed LIREN
- Sep 7, 2005 — Administrative update LIAUA
- Jan 25, 2005 — License renewed LIREN
- May 14, 2003 — Administrative update LIAUA
- Mar 19, 2001 — License issued LIISS
KT4OG Canceled Amateur Extra Apr 10, 1996 → Mar 19, 2001 (canceled)

Licensee
Michael S Higdon

Address
9817 W Ave
Louisville, KY 40272
38.0785, -85.8531 (ZIP center) · Grid EM78bb · CQ 4 · ITU 8 · map ↗

FRN
0004790465

Previous call
KE4WJI (Advanced)

Last granted
Apr 10, 1996

Effective
Apr 10, 1996

Last action
Mar 19, 2001
FCC actions (2)
- Mar 19, 2001 — License canceled LICAN
- Mar 19, 2001 — FCC action LITIN

Address history

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

Seen Dec 20, 2024 → Oct 4, 2026 · 10 snapshots · as K4LKY
Michael S Higdon
7414 Oswego Cir., LOUISVILLE, KY 40214
38.1573, -85.8067 (street) · Grid EM78cd · CQ 4 · ITU 8 · map ↗
Seen Mar 16, 2016 → Oct 4, 2026 · 44 snapshots · as AG4HI
Michael S Higdon
2341 Lindsey Dr., LOUISVILLE, KY 40216
38.1861, -85.8388 (ZIP center) · Grid EM78be · CQ 4 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KT4OG
Michael S Higdon
9817 W Ave, Louisville, KY 40272
38.0785, -85.8531 (ZIP center) · Grid EM78bb · CQ 4 · ITU 8 · map ↗
Seen May 27, 2010 → Feb 26, 2016 · 20 snapshots · as AG4HI
Michael S Higdon
3306 COLONIAL MANOR C R UNIT 7A, LOUISVILLE, KY 40218
38.1895, -85.6576 (ZIP center) · Grid EM78ee · CQ 4 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as AG4HI
Michael S Higdon
Attn: MICHAEL HIGDON
402 LA FONTENAY CT, Louisville, KY 40223
38.2585, -85.5398 (ZIP center) · Grid EM78fg · CQ 4 · ITU 8 · map ↗

Previous holder: JOHN T WILSON

Held K4LKY Feb 25, 2000 → Feb 25, 2010 · first licensed Feb 25, 2000 as K4LKY · 1 license · FRN 0003211844

K4LKY Expired General Feb 25, 2000 → Feb 25, 2010 (expired)

Licensee
JOHN T WILSON

Address
103 N THOMPSON ST
WHITEVILLE, NC 28472
34.2990, -78.6912 (ZIP center) · Grid FM04ph · CQ 5 · ITU 8 · map ↗

FRN
0003211844

Last granted
Feb 25, 2000

Effective
Feb 25, 2000

Last action
Feb 28, 2012
FCC actions (2)
- Feb 28, 2012 — License expired LIEXP
- Feb 25, 2000 — License renewed LIREN

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 K4LKY
JOHN T WILSON
103 N THOMPSON ST, WHITEVILLE, NC 28472
34.2990, -78.6912 (ZIP center) · Grid FM04ph · CQ 5 · ITU 8 · map ↗

Others requesting K4LKY

4 applications listed K4LKY as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jun 22, 2016	Jul 10, 2016	AG4HI · Michael S Higdon · LOUISVILLE, KY	1	Granted
Dec 9, 2015	Dec 27, 2015	KM4PNG · Joseph G Hill · Louisville, KY	2	Granted
Jul 22, 2015	Aug 9, 2015	KA4ZDS · FRED A AMENT III · LOUISVILLE, KY	2	Granted
Feb 28, 2013	Mar 18, 2013	KA3MIY · LAWRENCE L RODAN SR · LOUISVILLE, KY	2	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K4LKY in the last 24 hours. They show up here within seconds of K4LKY beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.