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

NN4TO HAM

✅ Available for a vanity request — free since Oct 9, 2021.

2x2 call: 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 · available since Oct 9, 2021

Previous holder: No Time To Operate Amateur Radio Club

Held NN4TO Aug 26, 2017 → Oct 8, 2019 · first licensed Aug 3, 2017 as KN4EYW · 3 licenses · FRN 0026729897

W4NTO Active Club / other · vanity Oct 8, 2019 → expires Oct 8, 2029

Licensee
No Time To Operate Amateur Radio Club

Address
Attn: LARRY E ABELKOP
400 Glennwood Dr
Spartanburg, SC 29303
34.9735, -81.9552 (street) · Grid EM94ax · CQ 5 · ITU 8 · map ↗

FRN
0026729897

Previous call
NN4TO

Trustee
NN4SS

Last granted
Oct 8, 2019

Effective
Feb 8, 2023

Last action
Mar 18, 2024
FCC actions (3)
- Feb 8, 2023 — Administrative update LIAUA
- Oct 8, 2019 — Vanity call sign granted VANGRT
- Oct 8, 2019 — License issued LIISS
NN4TO Canceled Club / other · vanity Aug 26, 2017 → Oct 8, 2019 (canceled)

Licensee
No Time To Operate Amateur Radio Club

Address
Attn: LARRY E ABELKOP
235 Harrell Dr
Spartanburg, SC 29307
34.9827, -81.8316 (ZIP center) · Grid EM94cx · CQ 5 · ITU 8 · map ↗

FRN
0026729897

Previous call
KN4EYW

Trustee
NN4SS

Last granted
Aug 26, 2017

Effective
Aug 26, 2017

Last action
Oct 8, 2019
FCC actions (3)
- Oct 8, 2019 — License canceled LICAN
- Aug 26, 2017 — Vanity call sign granted VANGRT
- Aug 26, 2017 — License issued LIISS
KN4EYW Canceled Club / other Aug 3, 2017 → Aug 26, 2017 (canceled)

Licensee
No Time To Operate Amateur Radio Club

Address
Attn: LARRY E ABELKOP
235 Harrell Dr
Spartanburg, SC 29307
34.9827, -81.8316 (ZIP center) · Grid EM94cx · CQ 5 · ITU 8 · map ↗

FRN
0026729897

Trustee
NN4SS

Last granted
Aug 3, 2017

Effective
Aug 3, 2017

Last action
Aug 26, 2017
FCC actions (3)
- Aug 26, 2017 — License canceled LICAN
- Aug 3, 2017 — License issued LIISS
- Aug 3, 2017 — 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 Apr 27, 2024 → Oct 4, 2026 · 12 snapshots · as W4NTO
No Time To Operate Amateur Radio Club
Attn: LARRY E ABELKOP
400 Glennwood Dr, Spartanburg, SC 29303
34.9735, -81.9552 (street) · Grid EM94ax · CQ 5 · ITU 8 · map ↗
Seen Sep 5, 2017 → Oct 4, 2026 · 41 snapshots · as KN4EYW
No Time To Operate Amateur Radio Club
Attn: LARRY E ABELKOP
235 Harrell Dr, Spartanburg, SC 29307
34.9827, -81.8316 (ZIP center) · Grid EM94cx · CQ 5 · ITU 8 · map ↗

Previous holder: USCG Contest Group

Held NN4TO Oct 28, 2008 → Apr 2, 2010 · first licensed Nov 29, 2000 as N2NL · 9 licenses · FRN 0004008330

KN4NL Active Club / other · vanity Jul 10, 2018 → expires Jul 10, 2028

Licensee
USCG Contest Group

Address
Attn: MKC David Mueller
10206 Summerlake Dr
Mobile, AL 36608
30.6770, -88.2840 (street) · Grid EM50uq · CQ 4 · ITU 8 · map ↗

FRN
0004008330

Previous call
WH7AA

Trustee
N2NL

Last granted
Jul 10, 2018

Effective
Jul 10, 2018

Last action
Jul 10, 2018
FCC actions (2)
- Jul 10, 2018 — Vanity call sign granted VANGRT
- Jul 10, 2018 — License issued LIISS
📦 Moved: Honolulu, HI → Mobile, AL

WH7AA Canceled Club / other · vanity Jun 27, 2014 → Jul 10, 2018 (canceled)

Licensee
USCG Contest Group

Address
Attn: MKC David Mueller
10206 Summerlake Dr
Mobile, AL 36608
30.6770, -88.2840 (street) · Grid EM50uq · CQ 4 · ITU 8 · map ↗

FRN
0004008330

Previous call
NH2T

Trustee
N2NL

Last granted
Jun 27, 2014

Effective
Apr 30, 2018

Last action
Jul 10, 2018
FCC actions (5)
- Jul 10, 2018 — License canceled LICAN
- Apr 30, 2018 — Administrative update LIAUA
- Feb 9, 2016 — Administrative update LIAUA
- Jun 27, 2014 — Vanity call sign granted VANGRT
- Jun 27, 2014 — License issued LIISS
📦 Moved: Yigo, GU → Honolulu, HI

NH2T Canceled Club / other · vanity Apr 2, 2010 → Jun 27, 2014 (canceled)

Licensee
USCG Contest Group

Address
Attn: CWO David W Mueller
CG Base Eng Dept - 400 Sand Island Access Rd
Honolulu, HI 96819-4398
21.3471, -157.8773 (ZIP center) · Grid BL11bi · CQ 31 · ITU 61 · map ↗

FRN
0004008330

Previous call
NN4TO

Trustee
N2NL

Last granted
Apr 2, 2010

Effective
Jun 10, 2014

Last action
Jun 27, 2014
FCC actions (6)
- Jun 27, 2014 — License canceled LICAN
- Jun 10, 2014 — Administrative update LIAUA
- May 30, 2014 — Administrative update LIAUA
- Aug 21, 2013 — Administrative update LIAUA
- Apr 2, 2010 — Vanity call sign granted VANGRT
- Apr 2, 2010 — License issued LIISS
📦 Moved: Key West, FL → Yigo, GU

NN4TO Canceled Club / other · vanity Oct 28, 2008 → Apr 2, 2010 (canceled)

Licensee
USCG Contest Group

Address
Attn: MKC David Mueller
PO Box 11981
Yigo, GU 96929
13.5673, 144.8781 (ZIP center) · Grid QK23kn · CQ 27 · ITU 64 · map ↗

FRN
0004008330

Previous call
NK4AA

Trustee
N2NL

Last granted
Oct 28, 2008

Effective
Feb 1, 2010

Last action
Sep 17, 2019
FCC actions (6)
- Apr 2, 2010 — License canceled LICAN
- Feb 1, 2010 — Administrative update LIAUA
- Feb 9, 2009 — FCC action ESUFND
- Feb 9, 2009 — FCC action ESUFRN
- Oct 28, 2008 — Vanity call sign granted VANGRT
- Oct 28, 2008 — License issued LIISS
📦 Moved: Kodiak, AK → Key West, FL

NK4AA Canceled Club / other · vanity May 21, 2004 → Oct 28, 2008 (canceled)

Licensee
USCG Contest Group

Address
Attn: USCGC THETIS - MKC Mueller
C/O USCG Group Key West
Key West, FL 33040
24.5446, -81.9217 (ZIP center) · Grid EL94an · CQ 5 · ITU 8 · map ↗

FRN
0007218316

Previous call
NL1D

Trustee
N2NL

Last granted
May 21, 2004

Effective
May 21, 2004

Last action
Oct 28, 2008
FCC actions (3)
- Oct 28, 2008 — License canceled LICAN
- May 21, 2004 — Vanity call sign granted VANGRT
- May 21, 2004 — License issued LIISS
📦 Moved: Palm Beach Gardens, FL → Kodiak, AK

NL1D Canceled Club / other · vanity Feb 5, 2003 → May 21, 2004 (canceled)

Licensee
USCG Contest Group

Address
Attn: SK1 Office, David W Mueller
U.S. Coast Guard Air Station, Hanger#2 Building #20
Kodiak, AK 99619-0033

FRN
0007218316

Previous call
KQ4Y

Trustee
N2NL

Last granted
Feb 5, 2003

Effective
Feb 5, 2003

Last action
May 21, 2004
FCC actions (3)
- May 21, 2004 — License canceled LICAN
- Feb 5, 2003 — Vanity call sign granted VANGRT
- Feb 5, 2003 — License issued LIISS
KQ4Y Canceled Club / other · vanity Jul 2, 2002 → Feb 5, 2003 (canceled)

Licensee
USCG Contest Group

Address
Attn: DAVID W MUELLER
5445 Eagle Lk Dr
Palm Beach Gardens, FL 33418
26.8727, -80.1657 (ZIP center) · Grid EL96wu · CQ 5 · ITU 8 · map ↗

FRN
0007218316

Previous call
KG4TSH

Trustee
N2NL

Last granted
Jul 2, 2002

Effective
Jul 2, 2002

Last action
May 1, 2015
FCC actions (3)
- Feb 5, 2003 — License canceled LICAN
- Jul 2, 2002 — Vanity call sign granted VANGRT
- Jul 2, 2002 — License issued LIISS
📦 Moved: Brooksville, FL → Palm Beach Gardens, FL

KG4TSH Canceled Club / other Jun 10, 2002 → Jul 2, 2002 (canceled)

Licensee
USCG Contest Group

Address
Attn: DAVID W MUELLER
5445 Eagle Lk Dr
Palm Beach Gardens, FL 33418
26.8727, -80.1657 (ZIP center) · Grid EL96wu · CQ 5 · ITU 8 · map ↗

FRN
0007218316

Trustee
N2NL

Last granted
Jun 10, 2002

Effective
Jun 10, 2002

Last action
Jul 2, 2002
FCC actions (2)
- Jul 2, 2002 — License canceled LICAN
- Jun 10, 2002 — License issued LIISS
N2NL Active Amateur Extra · vanity Nov 29, 2000 → expires Apr 8, 2027

Licensee
DAVID W MUELLER

Address
28028 White Dove Dr
Brooksville, FL 34602
28.5299, -82.2799 (street) · Grid EL88um · CQ 5 · ITU 8 · map ↗

FRN
0004008330

Last granted
Mar 9, 2017

Effective
Jul 13, 2022

Last action
Jul 13, 2022
FCC actions (14)
- Jul 13, 2022 — Administrative update LIAUA
- Jun 19, 2018 — Administrative update LIAUA
- Sep 16, 2017 — Administrative update LIAUA
- Mar 9, 2017 — License renewed LIREN
- Jun 19, 2014 — Administrative update LIAUA
- Jun 14, 2014 — Administrative update LIAUA
- Aug 14, 2013 — Administrative update LIAUA
- Jun 22, 2010 — Administrative update LIAUA
- May 26, 2007 — Administrative update LIAUA
- Jan 30, 2007 — License renewed LIREN
- Nov 23, 2005 — Administrative update LIAUA
- Jun 25, 2003 — License modified LIMOD
- Dec 4, 2001 — License modified LIMOD
- Nov 29, 2000 — 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 → Oct 4, 2026 · 12 snapshots · as N2NL
DAVID W MUELLER
28028 White Dove Dr, Brooksville, FL 34602
28.5299, -82.2799 (street) · Grid EL88um · CQ 5 · ITU 8 · map ↗
Seen May 7, 2018 → Oct 4, 2026 · 33 snapshots · as WH7AA
USCG Contest Group
Attn: MKC David Mueller
10206 Summerlake Dr, Mobile, AL 36608
30.6770, -88.2840 (street) · Grid EM50uq · CQ 4 · ITU 8 · map ↗
Seen Mar 28, 2015 → Oct 4, 2026 · 36 snapshots · as NH2T
USCG Contest Group
Attn: CWO David W Mueller
CG Base Eng Dept - 400 Sand Island Access Rd, Honolulu, HI 96819-4398
21.3471, -157.8773 (ZIP center) · Grid BL11bi · CQ 31 · ITU 61 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 55 snapshots · as NN4TO
USCG Contest Group
Attn: MKC David Mueller
PO Box 11981
Yigo, GU 96929
13.5673, 144.8781 (ZIP center) · Grid QK23kn · CQ 27 · ITU 64 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 96 snapshots · as KG4TSH
USCG Contest Group
Attn: DAVID W MUELLER
5445 Eagle Lk Dr, Palm Beach Gardens, FL 33418
26.8727, -80.1657 (ZIP center) · Grid EL96wu · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as NK4AA
USCG Contest Group
Attn: USCGC THETIS - MKC Mueller
C/O USCG Group Key West, Key West, FL 33040
24.5446, -81.9217 (ZIP center) · Grid EL94an · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as NL1D
USCG Contest Group
Attn: SK1 Office, David W Mueller
U.S. Coast Guard Air Station, Hanger#2 Building #20, Kodiak, AK 99619-0033
Seen Sep 3, 2018 → Apr 16, 2022 · 4 snapshots · as N2NL
DAVID W MUELLER
Attn: David Mueller
10206 Summerlake Dr, Mobile, AL 36608
30.6770, -88.2840 (street) · Grid EM50uq · CQ 4 · ITU 8 · map ↗
Seen Nov 11, 2017 → May 7, 2018 · 3 snapshots · as N2NL
DAVID W MUELLER
Attn: David Mueller
8303 Shaw Rd, Brooksville, FL 34602
28.5025, -82.2824 (ZIP center) · Grid EL88um · CQ 5 · ITU 8 · map ↗
Seen Feb 16, 2016 → Jan 2, 2018 · 12 snapshots · as WH7AA
USCG Contest Group
Attn: MKC David Mueller
127 6th St, Honolulu, HI 96818
21.3425, -157.9398 (ZIP center) · Grid BL11ai · CQ 31 · ITU 61 · map ↗
Seen Mar 28, 2015 → Sep 5, 2017 · 17 snapshots · as N2NL
DAVID W MUELLER
Attn: David Mueller
127 6th Street, Honolulu, HI 96818
21.3425, -157.9398 (ZIP center) · Grid BL11ai · CQ 31 · ITU 61 · map ↗
Seen Mar 28, 2015 → Jan 14, 2016 · 7 snapshots · as WH7AA
USCG Contest Group
Attn: MKC David Mueller
Cg Base Eng Dept 400 Sand Island Access Rd, Honolulu, HI 96819-4398
21.3471, -157.8773 (ZIP center) · Grid BL11bi · CQ 31 · ITU 61 · map ↗
Seen Oct 22, 2013 → May 22, 2014 · 3 snapshots · as N2NL
DAVID W MUELLER
7 Sherman Circle, Asan, GU 96910
13.4505, 144.7507 (ZIP center) · Grid QK23jk · CQ 27 · ITU 64 · map ↗
Seen Oct 22, 2013 → May 22, 2014 · 3 snapshots · as NH2T
USCG Contest Group
Attn: MKC David Mueller
7 Sherman Court, Hagatna, GU 96910
13.4505, 144.7507 (ZIP center) · Grid QK23jk · CQ 27 · ITU 64 · map ↗
Seen Oct 17, 2011 → Apr 12, 2013 · 7 snapshots · as N2NL
DAVID W MUELLER
47 Poinciana Cir., Dededo, GU 96929
13.5673, 144.8781 (ZIP center) · Grid QK23kn · CQ 27 · ITU 64 · map ↗
Seen May 27, 2010 · 1 snapshot · as N2NL
DAVID W MUELLER
1140A Gilmore Dr, Key West, FL 33040
24.5446, -81.9217 (ZIP center) · Grid EL94an · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as N2NL
DAVID W MUELLER
1125A Gilmore Dr, Key West, FL 33040
24.5446, -81.9217 (ZIP center) · Grid EL94an · CQ 5 · ITU 8 · map ↗

Others requesting NN4TO

3 applications listed NN4TO as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Aug 8, 2017	Aug 26, 2017	KN4EYW · No Time To Operate Amateur Radio Club · Spartanburg, SC	1	Granted
Jul 3, 2013	Jul 21, 2013	N5VI · VAN M RICHARDSON JR · SHARPSBURG, GA	2	Granted
Oct 10, 2008	Oct 28, 2008	NK4AA · USCG Contest Group · Myakka City, FL	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for NN4TO in the last 24 hours. They show up here within seconds of NN4TO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.