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

KG4MJN HAM

✅ Available for a vanity request — free since Jul 21, 2003.

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 21, 2003

Previous holder: WILLIAM J JOHNSON

Held KG4MJN Mar 14, 2001 → Jul 20, 2001 · first licensed Aug 28, 1996 as AA4WJ · 13 licenses · FRN 0002856557

N4NOA Active Amateur Extra · vanity Dec 24, 2021 → expires Dec 24, 2031

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
WJ4G

Last granted
Dec 24, 2021

Effective
Dec 24, 2021

Last action
Dec 24, 2021
FCC actions (2)
- Dec 24, 2021 — Vanity call sign granted VANGRT
- Dec 24, 2021 — License issued LIISS
WJ4G Canceled Amateur Extra · vanity Jul 31, 2012 → Dec 24, 2021 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
WE4AA

Last granted
Jul 31, 2012

Effective
Dec 7, 2021

Last action
Dec 24, 2021
FCC actions (5)
- Dec 24, 2021 — License canceled LICAN
- Dec 7, 2021 — Administrative update LIAUA
- May 24, 2013 — Administrative update LIAUA
- Jul 31, 2012 — Vanity call sign granted VANGRT
- Jul 31, 2012 — License issued LIISS
WE4AA Canceled Amateur Extra · vanity Apr 20, 2012 → Jul 31, 2012 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
AA4WJ

Last granted
Apr 20, 2012

Effective
Apr 20, 2012

Last action
Jun 6, 2026
FCC actions (3)
- Jul 31, 2012 — License canceled LICAN
- Apr 20, 2012 — Vanity call sign granted VANGRT
- Apr 20, 2012 — License issued LIISS
AA4WJ Canceled Amateur Extra · vanity Jun 2, 2009 → Apr 20, 2012 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
K4WJJ

Last granted
Jun 2, 2009

Effective
Jun 2, 2009

Last action
Apr 20, 2012
FCC actions (3)
- Apr 20, 2012 — License canceled LICAN
- Jun 2, 2009 — Vanity call sign granted VANGRT
- Jun 2, 2009 — License issued LIISS
K4WJJ Canceled Amateur Extra · vanity Feb 10, 2009 → Jun 2, 2009 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
W4MOO

Last granted
Feb 10, 2009

Effective
Feb 10, 2009

Last action
Jun 2, 2009
FCC actions (3)
- Jun 2, 2009 — License canceled LICAN
- Feb 10, 2009 — Vanity call sign granted VANGRT
- Feb 10, 2009 — License issued LIISS
W4MOO Canceled Amateur Extra · vanity Mar 7, 2006 → Feb 10, 2009 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
W4WU

Last granted
Mar 7, 2006

Effective
Mar 7, 2006

Last action
Feb 10, 2009
FCC actions (3)
- Feb 10, 2009 — License canceled LICAN
- Mar 7, 2006 — Vanity call sign granted VANGRT
- Mar 7, 2006 — License issued LIISS
W4WU Canceled Amateur Extra · vanity Jun 21, 2003 → Mar 7, 2006 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
W4MOO

Last granted
Jun 21, 2003

Effective
Jun 21, 2003

Last action
Mar 7, 2006
FCC actions (3)
- Mar 7, 2006 — License canceled LICAN
- Jun 21, 2003 — Vanity call sign granted VANGRT
- Jun 21, 2003 — License issued LIISS
W4MOO Canceled Amateur Extra · vanity Aug 2, 2002 → Jun 21, 2003 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
AA4WJ

Last granted
Aug 2, 2002

Effective
Aug 2, 2002

Last action
Jun 21, 2003
FCC actions (3)
- Jun 21, 2003 — License canceled LICAN
- Aug 2, 2002 — Vanity call sign granted VANGRT
- Aug 2, 2002 — License issued LIISS
N4HSO Active Club / other · vanity Jul 20, 2001 → expires Jul 20, 2031

Licensee
Radio Shop Radio Club

Address
Attn: WILLIAM J JOHNSON
817 Pebblewood Dr
Brandon, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
KG4MJN

Trustee
N4NOA

Last granted
Apr 28, 2021

Effective
Apr 28, 2021

Last action
Mar 13, 2024
FCC actions (5)
- Apr 28, 2021 — License renewed LIREN
- Jul 2, 2015 — FCC action ESUFND
- Jul 2, 2015 — FCC action ESUFRN
- Jun 16, 2011 — License renewed LIREN
- Jul 20, 2001 — License issued LIISS
KG4MJN Canceled Club / other Mar 14, 2001 → Jul 20, 2001 (canceled)

Licensee
Radio Shop Radio Club

Address
Attn: WILLIAM J JOHNSON
817 Pebblewood Dr
Brandon, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0005101670

Trustee
AA4WJ

Last granted
Mar 14, 2001

Effective
Mar 14, 2001

Last action
Jul 20, 2001
FCC actions (2)
- Jul 20, 2001 — License canceled LICAN
- Mar 14, 2001 — License issued LIISS
AA4WJ Canceled Amateur Extra · vanity Jan 20, 2001 → Aug 2, 2002 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
W4HCS

Last granted
Jan 20, 2001

Effective
Jan 20, 2001

Last action
Aug 2, 2002
FCC actions (2)
- Aug 2, 2002 — License canceled LICAN
- Jan 20, 2001 — License issued LIISS
W4HCS Canceled Amateur Extra · vanity May 2, 2000 → Jan 20, 2001 (canceled)

Licensee
WILLIAM J JOHNSON

Address
Attn: WILLIAM J JOHNSON
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Previous call
AA4WJ

Last granted
May 2, 2000

Effective
May 2, 2000

Last action
Mar 13, 2024
FCC actions (2)
- Jan 20, 2001 — License canceled LICAN
- May 2, 2000 — License issued LIISS
AA4WJ Canceled Amateur Extra Aug 28, 1996 → May 2, 2000 (canceled)

Licensee
WILLIAM J JOHNSON

Address
817 PEBBLEWOOD DR
BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗

FRN
0002856557

Last granted
Aug 28, 1996

Effective
Aug 28, 1996

Last action
May 2, 2000
FCC actions (1)
- May 2, 2000 — License canceled LICAN

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 · 96 snapshots · as KG4MJN
Radio Shop Radio Club
Attn: WILLIAM J JOHNSON
817 Pebblewood Dr, Brandon, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 454 snapshots · as AA4WJ
WILLIAM J JOHNSON
817 PEBBLEWOOD DR, BRANDON, FL 33511
27.8874, -82.2952 (street) · Grid EL87uv · CQ 5 · ITU 8 · map ↗
Seen Oct 22, 2013 → May 6, 2019 · 26 snapshots · as WJ4G
WILLIAM J JOHNSON
Attn: WILLIAM J JOHNSON
PO Box 6927
817 PEBBLEWOOD DR, BRANDON, FL 33508

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KG4MJN in the last 24 hours. They show up here within seconds of KG4MJN beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.