N9TPB FCC License Search

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

WO3C

Not currently held · 2 holders on record · available since Sep 5, 2026

Previous holder: CHARLES N KAEFF JR

Held WO3C Aug 15, 2023 → Sep 4, 2024 · first licensed Feb 12, 1997 as W4EFB · 27 licenses · FRN 0002659795

KZ4ZH Active Amateur Extra Sep 4, 2024 → expires Sep 4, 2034

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
AC4WL (Advanced)

Last granted
Sep 4, 2024

Effective
Jan 30, 2026

Last action
Jan 30, 2026
FCC actions (2)
- Jan 30, 2026 — Systematic call sign granted SYSGRT
- Jan 30, 2026 — License issued LIISS
AC4WL Canceled Amateur Extra · vanity Sep 4, 2024 → Jan 30, 2026 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
WO3C (Advanced)

Last granted
Sep 4, 2024

Effective
Sep 4, 2024

Last action
Jan 30, 2026
FCC actions (3)
- Jan 30, 2026 — License canceled LICAN
- Sep 4, 2024 — Vanity call sign granted VANGRT
- Sep 4, 2024 — License issued LIISS
WO3C Canceled Amateur Extra · vanity Aug 15, 2023 → Sep 4, 2024 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
KY4XM (Advanced)

Last granted
Aug 15, 2023

Effective
Aug 15, 2023

Last action
Sep 4, 2024
FCC actions (3)
- Sep 4, 2024 — License canceled LICAN
- Aug 15, 2023 — Vanity call sign granted VANGRT
- Aug 15, 2023 — License issued LIISS
KY4XM Canceled Amateur Extra Apr 1, 2022 → Aug 15, 2023 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
WA4HCC (Advanced)

Last granted
Apr 1, 2022

Effective
May 2, 2023

Last action
Aug 15, 2023
FCC actions (3)
- Aug 15, 2023 — License canceled LICAN
- May 2, 2023 — Systematic call sign granted SYSGRT
- May 2, 2023 — License issued LIISS
WA4HCC Canceled Amateur Extra · vanity Apr 1, 2022 → May 2, 2023 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
W4EFB (Advanced)

Last granted
Apr 1, 2022

Effective
Apr 1, 2022

Last action
May 2, 2023
FCC actions (3)
- May 2, 2023 — License canceled LICAN
- Apr 1, 2022 — Vanity call sign granted VANGRT
- Apr 1, 2022 — License issued LIISS
W4EFB Canceled Amateur Extra · vanity Dec 3, 2021 → Apr 1, 2022 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
KY4GV (Advanced)

Last granted
Dec 3, 2021

Effective
Dec 3, 2021

Last action
Apr 1, 2022
FCC actions (3)
- Apr 1, 2022 — License canceled LICAN
- Dec 3, 2021 — Vanity call sign granted VANGRT
- Dec 3, 2021 — License issued LIISS
KY4GV Canceled Amateur Extra Feb 28, 2020 → Dec 3, 2021 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
WA4HCC (Advanced)

Last granted
Feb 28, 2020

Effective
Apr 17, 2021

Last action
Dec 3, 2021
FCC actions (3)
- Dec 3, 2021 — License canceled LICAN
- Apr 17, 2021 — Systematic call sign granted SYSGRT
- Apr 17, 2021 — License issued LIISS
WA4HCC Canceled Amateur Extra · vanity Feb 28, 2020 → Apr 17, 2021 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
KB4UL (Advanced)

Last granted
Feb 28, 2020

Effective
Feb 28, 2020

Last action
Apr 17, 2021
FCC actions (3)
- Apr 17, 2021 — License canceled LICAN
- Feb 28, 2020 — Vanity call sign granted VANGRT
- Feb 28, 2020 — License issued LIISS
KB4UL Canceled Amateur Extra · vanity Nov 19, 2019 → Feb 28, 2020 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
AD8ER (Advanced)

Last granted
Nov 19, 2019

Effective
Nov 19, 2019

Last action
Feb 28, 2020
FCC actions (3)
- Feb 28, 2020 — License canceled LICAN
- Nov 19, 2019 — Vanity call sign granted VANGRT
- Nov 19, 2019 — License issued LIISS
📦 Moved: Bethel, OH → Covington, KY

AD8ER Canceled Amateur Extra Jun 5, 2018 → Nov 19, 2019 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 Juarez Circle
Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
KX4SW (Advanced)

Last granted
Jun 5, 2018

Effective
Oct 31, 2019

Last action
Nov 19, 2019
FCC actions (4)
- Nov 19, 2019 — License canceled LICAN
- Oct 31, 2019 — FCC action LIAUA
- Sep 17, 2019 — Systematic call sign granted SYSGRT
- Sep 17, 2019 — License issued LIISS
📦 Moved: Covington, KY → Bethel, OH

KX4SW Canceled Amateur Extra Jun 5, 2018 → Sep 17, 2019 (canceled)

Licensee
CHARLES N KAEFF JR

Address
2468 Bantam Road
Bethel, OH 45106
38.9450, -84.0649 (ZIP center) · Grid EM78xw · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
K3UQ (Advanced)

Last granted
Jun 5, 2018

Effective
Jun 26, 2019

Last action
Sep 17, 2019
FCC actions (3)
- Sep 17, 2019 — License canceled LICAN
- Jun 26, 2019 — Systematic call sign granted SYSGRT
- Jun 26, 2019 — License issued LIISS
K3UQ Canceled Amateur Extra · vanity Jun 5, 2018 → Jun 26, 2019 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
WA4HCC (Advanced)

Last granted
Jun 5, 2018

Effective
Jun 5, 2018

Last action
Jun 26, 2019
FCC actions (3)
- Jun 26, 2019 — License canceled LICAN
- Jun 5, 2018 — Vanity call sign granted VANGRT
- Jun 5, 2018 — License issued LIISS
WA4HCC Canceled Amateur Extra · vanity Sep 29, 2017 → Jun 5, 2018 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
KW4XP (Advanced)

Last granted
Sep 29, 2017

Effective
Sep 29, 2017

Last action
Jun 5, 2018
FCC actions (3)
- Jun 5, 2018 — License canceled LICAN
- Sep 29, 2017 — Vanity call sign granted VANGRT
- Sep 29, 2017 — License issued LIISS
KW4XP Canceled Amateur Extra Mar 8, 2016 → Sep 29, 2017 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
KW4UV (Advanced)

Last granted
Mar 8, 2016

Effective
Sep 7, 2016

Last action
Sep 29, 2017
FCC actions (3)
- Sep 29, 2017 — License canceled LICAN
- Sep 7, 2016 — Systematic call sign granted SYSGRT
- Sep 7, 2016 — License issued LIISS
KW4UV Canceled Amateur Extra Mar 8, 2016 → Sep 7, 2016 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
AC4WL (Advanced)

Last granted
Mar 8, 2016

Effective
May 25, 2016

Last action
Sep 7, 2016
FCC actions (3)
- Sep 7, 2016 — License canceled LICAN
- May 25, 2016 — Systematic call sign granted SYSGRT
- May 25, 2016 — License issued LIISS
AC4WL Canceled Amateur Extra · vanity Mar 8, 2016 → May 25, 2016 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
W4EFB (Advanced)

Last granted
Mar 8, 2016

Effective
Mar 8, 2016

Last action
May 25, 2016
FCC actions (3)
- May 25, 2016 — License canceled LICAN
- Mar 8, 2016 — Vanity call sign granted VANGRT
- Mar 8, 2016 — License issued LIISS
W4EFB Canceled Amateur Extra · vanity Feb 17, 2016 → Mar 8, 2016 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
NK4US (Advanced)

Last granted
Feb 17, 2016

Effective
Feb 17, 2016

Last action
Mar 8, 2016
FCC actions (3)
- Mar 8, 2016 — License canceled LICAN
- Feb 17, 2016 — Vanity call sign granted VANGRT
- Feb 17, 2016 — License issued LIISS
NK4US Canceled Amateur Extra · vanity Dec 4, 2015 → Feb 17, 2016 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
W4EFB (Advanced)

Last granted
Dec 4, 2015

Effective
Dec 4, 2015

Last action
Feb 17, 2016
FCC actions (3)
- Feb 17, 2016 — License canceled LICAN
- Dec 4, 2015 — Vanity call sign granted VANGRT
- Dec 4, 2015 — License issued LIISS
W4EFB Canceled Amateur Extra · vanity Jul 4, 2014 → Dec 4, 2015 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
KB4UL (Advanced)

Last granted
Jul 4, 2014

Effective
Jul 4, 2014

Last action
Dec 4, 2015
FCC actions (3)
- Dec 4, 2015 — License canceled LICAN
- Jul 4, 2014 — Vanity call sign granted VANGRT
- Jul 4, 2014 — License issued LIISS
KB4UL Canceled Amateur Extra · vanity Jun 4, 2013 → Jul 4, 2014 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
K4CNK (Advanced)

Last granted
Jun 4, 2013

Effective
Jun 4, 2013

Last action
Jul 4, 2014
FCC actions (3)
- Jul 4, 2014 — License canceled LICAN
- Jun 4, 2013 — Vanity call sign granted VANGRT
- Jun 4, 2013 — License issued LIISS
K4CNK Canceled Amateur Extra · vanity Dec 2, 2011 → Jun 4, 2013 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
WA4HCC (Advanced)

Last granted
Dec 2, 2011

Effective
Dec 14, 2011

Last action
Jun 4, 2013
FCC actions (4)
- Jun 4, 2013 — License canceled LICAN
- Dec 14, 2011 — FCC action LIAUA
- Dec 2, 2011 — Vanity call sign granted VANGRT
- Dec 2, 2011 — License issued LIISS
WA4HCC Canceled Amateur Extra · vanity Jul 10, 2010 → Dec 2, 2011 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
WB4BB (Advanced)

Last granted
Jul 10, 2010

Effective
Jul 10, 2010

Last action
Dec 2, 2011
FCC actions (3)
- Dec 2, 2011 — License canceled LICAN
- Jul 10, 2010 — Vanity call sign granted VANGRT
- Jul 10, 2010 — License issued LIISS
WB4BB Canceled Amateur Extra · vanity Sep 11, 2007 → Jul 10, 2010 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
NI3C (Advanced)

Last granted
Sep 11, 2007

Effective
Sep 11, 2007

Last action
Jul 10, 2010
FCC actions (3)
- Jul 10, 2010 — License canceled LICAN
- Sep 11, 2007 — Vanity call sign granted VANGRT
- Sep 11, 2007 — License issued LIISS
NI3C Canceled Amateur Extra · vanity Aug 1, 2006 → Sep 11, 2007 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
WA4IHR (Advanced)

Last granted
Aug 1, 2006

Effective
Aug 1, 2006

Last action
Sep 11, 2007
FCC actions (3)
- Sep 11, 2007 — License canceled LICAN
- Aug 1, 2006 — Vanity call sign granted VANGRT
- Aug 1, 2006 — License issued LIISS
WA4IHR Canceled Amateur Extra · vanity Apr 2, 2004 → Aug 1, 2006 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
K8YJ (Advanced)

Last granted
Apr 2, 2004

Effective
Apr 2, 2004

Last action
Aug 1, 2006
FCC actions (3)
- Aug 1, 2006 — License canceled LICAN
- Apr 2, 2004 — Vanity call sign granted VANGRT
- Apr 2, 2004 — License issued LIISS
K8YJ Canceled Amateur Extra · vanity Feb 11, 2003 → Apr 2, 2004 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
W4EFB (Advanced)

Last granted
Feb 11, 2003

Effective
Feb 11, 2003

Last action
Apr 2, 2004
FCC actions (3)
- Apr 2, 2004 — License canceled LICAN
- Feb 11, 2003 — Vanity call sign granted VANGRT
- Feb 11, 2003 — License issued LIISS
W4EFB Canceled Amateur Extra · vanity Feb 12, 1997 → Feb 11, 2003 (canceled)

Licensee
CHARLES N KAEFF JR

Address
38 JUAREZ CIR
COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

FRN
0002659795

Previous call
WA4HCC (Advanced)

Last granted
Feb 12, 1997

Effective
Feb 12, 1997

Last action
Feb 11, 2003
FCC actions (1)
- Feb 11, 2003 — License canceled LICAN

Address history

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

Seen Apr 16, 2022 → Sep 27, 2026 · 12 snapshots · as KX4SW
CHARLES N KAEFF JR
2468 Bantam Road, Bethel, OH 45106
38.9450, -84.0649 (ZIP center) · Grid EM78xw · CQ 4 · ITU 8 · map ↗
Seen Apr 16, 2022 → Sep 27, 2026 · 104 snapshots · as AD8ER
CHARLES N KAEFF JR
38 Juarez Circle, Covington, KY 41017
38.9812, -84.5194 (street) · Grid EM78rx · CQ 4 · ITU 8 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 558 snapshots · as W4EFB
CHARLES N KAEFF JR
38 JUAREZ CIR, COVINGTON, KY 41017
39.0292, -84.5621 (ZIP center) · Grid EM79ra · CQ 4 · ITU 8 · map ↗

Previous holder: Darlene L Rahn

Held WO3C Jun 20, 2001 → Jun 20, 2021 · first licensed Jun 20, 2001 as WO3C · 1 license · FRN 0005108311

WO3C Expired Amateur Extra Jun 20, 2001 → Jun 20, 2021 (expired)

Licensee
Darlene L Rahn

Address
34 west water st
Wellsboro, PA 16901-1015
41.7348, -77.3158 (ZIP center) · Grid FN11ir · CQ 5 · ITU 8 · map ↗

FRN
0005108311

Previous call
KA3TMW (Technician)

Last granted
Jun 4, 2011

Effective
Jun 4, 2011

Last action
Jul 12, 2023
FCC actions (5)
- Jul 12, 2023 — License expired LIEXP
- Jun 4, 2011 — License renewed LIREN
- Nov 19, 2004 — FCC action LIAUA
- Jun 20, 2001 — License renewed LIREN
- Jun 20, 2001 — FCC action LITIN

Address history

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

Seen Oct 17, 2011 → Sep 27, 2026 · 45 snapshots · as WO3C
Darlene L Rahn
34 west water st, Wellsboro, PA 16901-1015
41.7348, -77.3158 (ZIP center) · Grid FN11ir · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 · 1 snapshot · as WO3C
Darlene L Rahn
929 Snyder Point Rd, Wellsboro, PA 16901-7346
41.7348, -77.3158 (ZIP center) · Grid FN11ir · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as WO3C
Darlene L Rahn
RR 6 Box 200, Wellsboro, PA 16901-8972
41.7348, -77.3158 (ZIP center) · Grid FN11ir · CQ 5 · ITU 8 · map ↗

Vanity requests for WO3C

8 applications listed WO3C as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Sep 22, 2026	Oct 10, 2026 (on or after)	KF4JHG · JASON ROSEMEYER · Stuart, FL	16	Pending
Sep 14, 2026	Oct 2, 2026 (on or after)	AC3OW · QIKAI WU · PITTSBURGH, PA	9	Pending
Sep 14, 2026	Oct 2, 2026 (on or after)	AC3RM · Donald Kulisiewicz · Port Deposit, MD	11	Pending
Sep 14, 2026	Oct 2, 2026 (on or after)	AC3RM · Donald Kulisiewicz · Port Deposit, MD	7	Pending
Jul 28, 2023	Aug 15, 2023	KY4XM · CHARLES N KAEFF JR · Covington, KY	1	Granted
Jul 14, 2023	Aug 1, 2023	K5WVS · Elvin Espinoza · Palestine, TX	13	Granted
Jun 23, 2023	Jul 11, 2023	KI5WKB · James S Houser · Edmond, OK	8	Granted
Jun 21, 2023	Jul 9, 2023	KC3SFE · JOHN E LEIFELS · EDGEWATER, MD	1	Dismissed