N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:42 am CDT (FCC files through Sep 30, 2026) · next update today 9:15 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

W4FFG HAM

✅ Available for a vanity request — free since Jan 24, 2006.

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. No pending applications list it.

Not currently held · 1 holder on record · available since Jan 24, 2006

Previous holder: DONALD J IMHOFF

Held W4FFG Jun 20, 2003 → Jan 23, 2004 · first licensed Nov 15, 1994 as KE4STB · 5 licenses · FRN 0004705935

📦 Moved: Euless, TX → Arcadia, OK

W5DON Active General · vanity Mar 11, 2016 → expires Mar 11, 2036

Licensee
DONALD J IMHOFF

Address
8701 CHERRY BLOSSOM RD
ARCADIA, OK 73007-7540
35.6856, -97.3694 (street) · Grid EM15hq · CQ 4 · ITU 7 · map ↗

FRN
0004705935

Previous call
K4FMZ (Technician)

Last granted
Apr 4, 2026

Effective
May 4, 2026

Last action
May 4, 2026
FCC actions (7)
- May 4, 2026 — Administrative update LIAUA
- Apr 4, 2026 — License renewed LIREN
- May 5, 2021 — Administrative update LIAUA
- Mar 12, 2021 — Administrative update LIAUA
- Jan 11, 2018 — Administrative update LIAUA
- Mar 11, 2016 — Vanity call sign granted VANGRT
- Mar 11, 2016 — License issued LIISS
📦 Moved: Palm Beach Gardens, FL → Euless, TX

K4FMZ Canceled General · vanity Dec 18, 2007 → Mar 11, 2016 (canceled)

Licensee
Donald J Imhoff

Address
1100 Marshall Drive
Euless, TX 76039
32.8603, -97.0860 (ZIP center) · Grid EM12ku · CQ 4 · ITU 7 · map ↗

FRN
0004705935

Previous call
KE4STB (Technician)

Last granted
Dec 18, 2007

Effective
Feb 19, 2016

Last action
Mar 11, 2016
FCC actions (8)
- Mar 11, 2016 — License canceled LICAN
- Feb 19, 2016 — Administrative update LIAUA
- Nov 4, 2014 — Administrative update LIAUA
- Jan 23, 2013 — Administrative update LIAUA
- Jul 2, 2009 — License modified LIMOD
- Jun 24, 2008 — Administrative update LIAUA
- Dec 18, 2007 — Vanity call sign granted VANGRT
- Dec 18, 2007 — License issued LIISS
📦 Moved: Paducah, KY → Palm Beach Gardens, FL

KE4STB Canceled Technician · vanity Jan 23, 2004 → Dec 18, 2007 (canceled)

Licensee
Donald J Imhoff

Address
2000 Portofino Circle, Apt. 109
Palm Beach Gardens, FL 33418
26.8727, -80.1657 (ZIP center) · Grid EL96wu · CQ 5 · ITU 8 · map ↗

FRN
0004705935

Previous call
W4FFG

Last granted
Jan 23, 2004

Effective
Jul 11, 2007

Last action
Dec 18, 2007
FCC actions (6)
- Dec 18, 2007 — License canceled LICAN
- Jul 11, 2007 — Administrative update LIAUA
- Jul 25, 2006 — Administrative update LIAUA
- Nov 3, 2005 — Administrative update LIAUA
- Jan 23, 2004 — Vanity call sign granted VANGRT
- Jan 23, 2004 — License issued LIISS
W4FFG Canceled Technician · vanity Jun 20, 2003 → Jan 23, 2004 (canceled)

Licensee
DONALD J IMHOFF

Address
221 Calvert Drive
Paducah, KY 42003
37.0048, -88.5779 (ZIP center) · Grid EM57ra · CQ 4 · ITU 8 · map ↗

FRN
0004705935

Previous call
KE4STB

Last granted
Jun 20, 2003

Effective
Jun 20, 2003

Last action
Jan 23, 2004
FCC actions (3)
- Jan 23, 2004 — License canceled LICAN
- Jun 20, 2003 — Vanity call sign granted VANGRT
- Jun 20, 2003 — License issued LIISS
KE4STB Canceled Technician Nov 15, 1994 → Jun 20, 2003 (canceled)

Licensee
DONALD J IMHOFF

Address
221 Calvert Drive
PADUCAH, KY 42003
37.0048, -88.5779 (ZIP center) · Grid EM57ra · CQ 4 · ITU 8 · map ↗

FRN
0004705935

Last granted
Nov 15, 1994

Effective
Jun 12, 2003

Last action
Jun 20, 2003
FCC actions (2)
- Jun 20, 2003 — License canceled LICAN
- Jun 12, 2003 — Administrative update LIAUA

Address history

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

Seen Sep 27, 2026 · 1 snapshot · as W5DON
DONALD J IMHOFF
8701 CHERRY BLOSSOM RD, ARCADIA, OK 73007-7540
35.6856, -97.3694 (street) · Grid EM15hq · CQ 4 · ITU 7 · map ↗
Seen Feb 26, 2016 → Sep 27, 2026 · 37 snapshots · as K4FMZ
Donald J Imhoff
1100 Marshall Drive, Euless, TX 76039
32.8603, -97.0860 (ZIP center) · Grid EM12ku · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Sep 27, 2026 · 46 snapshots · as KE4STB
Donald J Imhoff
2000 Portofino Circle, Apt. 109, Palm Beach Gardens, FL 33418
26.8727, -80.1657 (ZIP center) · Grid EL96wu · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 95 snapshots · as KE4STB
DONALD J IMHOFF
221 Calvert Drive, PADUCAH, KY 42003
37.0048, -88.5779 (ZIP center) · Grid EM57ra · CQ 4 · ITU 8 · map ↗
Seen Apr 16, 2022 → Sep 25, 2025 · 11 snapshots · as W5DON
Donald J Imhoff
8701 Cherry Blossom Road, Arcadia, OK 73007
35.6854, -97.3275 (ZIP center) · Grid EM15iq · CQ 4 · ITU 7 · map ↗
Seen May 7, 2018 → May 6, 2019 · 4 snapshots · as W5DON
Donald J Imhoff
900 Dove Trail, Euless, TX 76039
32.8603, -97.0860 (ZIP center) · Grid EM12ku · CQ 4 · ITU 7 · map ↗
Seen Mar 28, 2015 → Feb 16, 2016 · 8 snapshots · as K4FMZ
Donald J Imhoff
200 W. 15th Street, Apt. 108, Edmond, OK 73013
35.6170, -97.5008 (ZIP center) · Grid EM15fo · CQ 4 · ITU 7 · map ↗
Seen Feb 18, 2013 → May 22, 2014 · 6 snapshots · as K4FMZ
Donald J Imhoff
615 S. Quincy Street, Clinton, IL 61727
40.1468, -88.9532 (ZIP center) · Grid EN50md · CQ 4 · ITU 8 · map ↗
Seen May 27, 2010 → Jul 26, 2012 · 5 snapshots · as K4FMZ
Donald J Imhoff
1541 Clapton Drive, Deland, FL 32720
29.0333, -81.3748 (ZIP center) · Grid EL99ha · CQ 5 · ITU 8 · map ↗

Others requesting W4FFG

4 applications listed W4FFG as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Feb 15, 2022	Mar 5, 2022	N7PSA · Craig A Hundley · Decatur, AL	3	Granted
Feb 11, 2022	Mar 1, 2022	KO4WPX · Todd A Davis · Bushnell, FL	6	Granted
Nov 8, 2016	Nov 26, 2016	KM4YNH · ALLEN T NORTON · MEMPHIS, TN	2	Granted
Jun 2, 2003	Jun 20, 2003	KE4STB · DONALD J IMHOFF · Paducah, KY	2	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W4FFG in the last 24 hours. They show up here within seconds of W4FFG beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.