N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 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

Cullen K Zethmayr

FRN 0016004871 · first licensed Jan 24, 2007 as KI4TCS · 2 licenses on record

📝 FCC applications (9)

Received	File number	Service	Purpose	Status	Call
Dec 28, 2023	0010831810	HAM	Administrative update	Granted	W4GMH
Dec 21, 2023	0010825363	HAM	Administrative update	Granted	W4GMH
Dec 21, 2023	0010825362	HAM	Administrative update	Granted	W4GMH
Nov 22, 2023	0010787851	HAM	Administrative update	Granted	W4GMH
Jul 21, 2020	0009157609	HAM	Administrative update	Granted	W4GMH
Jun 21, 2018	0008258782	HAM	Administrative update	Granted	W4GMH
Jul 31, 2017	0007873308	HAM	Renewal	Granted	W4GMH
Jan 29, 2007	0002893902	HAM	Modification	Granted	KI4TCS
Jan 24, 2007	0002888892	HAM	New license	Granted	KI4TCS

Complete licensing history

📦 Moved: Crestview, FL → Wewahitchka, FL

W4GMH Active General · vanity Feb 16, 2007 → expires Aug 1, 2027

Licensee
Cullen K Zethmayr

Address
132 E Chipola Avenue
Wewahitchka, FL 32465
30.1077, -85.1997 (street) · Grid EM70jc · CQ 5 · ITU 8 · map ↗

FRN
0016004871

Previous call
KI4TCS

Last granted
Aug 1, 2017

Effective
Dec 28, 2023

Last action
Dec 28, 2023
FCC actions (9)
- Dec 28, 2023 — Administrative update LIAUA
- Dec 21, 2023 — Administrative update LIAUA
- Dec 21, 2023 — Administrative update LIAUA
- Nov 22, 2023 — Administrative update LIAUA
- Jul 21, 2020 — Administrative update LIAUA
- Jun 22, 2018 — Administrative update LIAUA
- Aug 1, 2017 — License renewed LIREN
- Feb 16, 2007 — Vanity call sign granted VANGRT
- Feb 16, 2007 — License issued LIISS
KI4TCS Canceled General Jan 24, 2007 → Feb 16, 2007 (canceled)

Licensee
Cullen K Zethmayr

Address
1328 N Ferdon 138
Crestview, FL 32536
30.7504, -86.5976 (ZIP center) · Grid EM60qs · CQ 5 · ITU 8 · map ↗

FRN
0016004871

Last granted
Jan 24, 2007

Effective
Jan 24, 2007

Last action
Feb 16, 2007
FCC actions (3)
- Feb 16, 2007 — License canceled LICAN
- Jan 24, 2007 — License issued LIISS
- Jan 24, 2007 — 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 W4GMH
Cullen K Zethmayr
132 E Chipola Avenue, Wewahitchka, FL 32465
30.1077, -85.1997 (street) · Grid EM70jc · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 78 snapshots · as KI4TCS
Cullen K Zethmayr
1328 N Ferdon 138, Crestview, FL 32536
30.7504, -86.5976 (ZIP center) · Grid EM60qs · CQ 5 · ITU 8 · map ↗
Seen Apr 16, 2022 · 1 snapshot · as W4GMH
Cullen K Zethmayr
12135 Pinecrest Dr, Fountain, FL 32438
30.5117, -85.4149 (ZIP center) · Grid EM70hm · CQ 5 · ITU 8 · map ↗
Seen Sep 3, 2018 → May 6, 2019 · 3 snapshots · as W4GMH
Cullen K Zethmayr
Attn: Cullen K. Zethmayr W4GMH
702 19th St. W, Panama City, FL 32405-4101
30.1994, -85.6686 (ZIP center) · Grid EM70de · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

49 repeaters within 50 miles of this address, closest first · sort: closest · most active · map these & export for a radio →

● confirmed on the air · ● probably · ● reported off the air · ● unknown · ◉ this license · ring = 50 miles · click a dot for the repeater's page

● confirmed on the air · ● probably · ● reported off the air · no dot = unknown (hover a dot for the evidence)

Miles	Call	Name	Output	Offset	Tone	Mode	Networks	Activity	Location
0.9	W4FFC	Wewahitchka W4FFC	146.8650	-0.6	TONE 100.0	FM (analog)		—	Wewahitchka, FL
10.3	KV4ATV	Panama City KV4ATV	145.2500	-0.6	TSQL 100.0	FM (analog)		—	Panama City, FL
10.3	KV4ATV	Panama City KV4ATV	444.2500	+5	TSQL 100.0	FM (analog) (FM,DMR)		—	Panama City, FL
21.0	W4WEB	Port Saint Joe W4WEB AllStar	146.8650	-0.6	CC1	DMR	AllStar 64167 BrandMeister 314059	—	Port Saint Joe, FL
21.4	W4WEB	Port Saint Joe W4WEB AllStar	147.3000	+0.6	TSQL 103.5	FM (analog) (DMR,FM)	EchoLink 495353 BrandMeister 314059 AllStar 641670	—	Port Saint Joe, FL
21.4	W4FFC	Port Saint J EOC W4FFC	441.8250	+5	TSQL 100.0	D-STAR		—	Port Saint Joe, FL
26.1	KG4ITD	Bristol KG4ITD	146.7150	-0.6	TONE 94.8	FM (analog)		—	Bristol, FL
27.1	KK4TAD	Panama City KK4TAD	444.8500	+5	none	FM (analog)		—	Panama City, FL
27.7	AC4QB	Panama City AC4QB	53.0500	-1	none	FM (analog)		—	Panama City, FL
27.7	KF4JMM	Panama City KF4JMM	146.7450	-0.6	none	FM (analog)		—	Panama City, FL
27.7	KF4JMM	Panama City KF4JMM	444.5000	+5	TONE 103.5	FM (analog)		—	Panama City, FL
27.7	WB8PAF	Panama City WB8PAF	146.9400	-0.6	TSQL 100.0	FM (analog)		—	Panama City, FL
28.0	KP3AMG	Panama City KP3AMG AllStar	146.4200	simplex	TONE 88.5	FM (analog)	AllStar 42796	—	Panama City, FL
28.0	KP3AMG	Panama City KP3AMG AllStar	439.9500	simplex	TONE 82.5	FM (analog)	AllStar 69796	—	Panama City, FL
28.1	KM4OAR	Panama City KM4OAR	147.0600	+0.6	TSQL 100.0	FM (analog) (FM,C4FM)		—	Panama City, FL
28.1	N1HQ	Panama City N1HQ	444.1000	+5	TSQL 100.0	FM (analog) (C4FM,FM)		—	Panama City, FL
28.2	AC4QB	Panama City AC4QB	444.5250	+5	TONE 100.0	FM (analog)		—	Panama City, FL
28.3	KF4JMM	Panama City KF4JMM	147.0750	+0.6	TONE 103.5	FM (analog)		—	Panama City, FL
28.3	KF4JMM	Panama City KF4JMM	444.8250	+5	TONE 103.5	FM (analog)		—	Panama City, FL
28.3	AG4UU	Panama City AG4UU	444.1750	+5	TONE 100.0	FM (analog)		—	Panama City, FL
28.8	W4RYZ	Lynn Haven W4RYZ	147.2100	+0.6	CC0	DMR		—	Lynn Haven, FL
29.3	KD4EKC	Panama City KD4EKC	146.9400	-0.6	TONE 103.5	FM (analog)		—	Panama City, FL
29.5	AG4UU	Apalachicola AG4UU	444.4000	+5	TONE 94.8	FM (analog)		—	Apalachicola, FL
29.6	KK4TAD	Bennett KK4TAD	146.8800	-0.6	TSQL 100.0	FM (analog) (DV,FM)		—	Bennett, FL
29.6	W4RYZ	Bennett W4RYZ	145.2100	-0.6	TSQL 100.0	FM (analog) (C4FM,FM)		—	Bennett, FL
29.6	N4RJJ	Youngstown N4RJJ BM	433.3750	+5	CC1	DMR	BrandMeister 310590401	—	Youngstown, FL, FL
30.5	KE4FD	Panama City Bay KE4FD	146.9400	-0.6	TSQL 100.0	FM (analog) (C4FM,FM)		—	Panama City, FL
32.8	AC4QB	Panama City AC4QB	145.3300	-0.6	TSQL 100.0	FM (analog)		—	Panama City, FL
33.0	KM4AOR	Panama City KM4AOR	147.0600	+0.6	TONE 100.0	FM (analog)		—	Panama City, FL
38.1	KJ4BDU	Chipley KJ4BDU	444.1750	+5	TONE 103.5	FM (analog)		—	Chipley, FL
41.9	NX4DN	Greensboro NX4DN	147.3900	+0.6	TONE 94.8	FM (analog)		—	Greensboro, FL
41.9	NX4DN	Greensboro NX4DN EchoLink	444.1250	+5	TSQL 94.8	FM (analog)	EchoLink 6433	—	Greensboro, FL
41.9	NX4DN	Greensboro NX4DN NX4DN	444.9875	+5	CC1	DMR	NX4DN	—	Greensboro, FL
42.8	K4GFD	Greensboro K4GFD BM	444.9875	+5	CC1	DMR	DMR-MARC BrandMeister	—	Greensboro, FL
43.4	NX4DN	Chattahoochee NX4DN	443.0250	+5	CC?	DMR		—	Chattahoochee, FL
43.4	K4KHV	Chipley K4KHV	146.7600	-0.6	TONE 186.2	FM (analog)		—	Chipley, FL
44.4	WO4J	Marianna WO4J	147.2700	+0.6	TONE 107.2	FM (analog)		—	Marianna, FL
44.7	WA4MN	Chipley WA4MN	223.8500	-1.6	none	FM (analog)		—	Chipley, FL
44.8	KE4RBL	Marianna KE4RBL BM	433.3750	+5	CC1	DMR	BrandMeister 320483906	—	Marianna, FL, FL
44.9	W4FCG	Panama City W4FCG	444.0500	+5	TONE 103.5	FM (analog)		—	Panama City, FL
45.8	WX4EC	Marianna WX4EC	147.0450	+0.6	TONE 123.0	FM (analog)		—	Marianna, FL
46.1	W4BKD	Marianna W4BKD	146.6700	-0.6	TSQL 123.0	FM (analog)		—	Marianna, FL
46.1	W4BKD	Marianna W4BKD	444.9500	+5	TSQL 123.0	FM (analog) (C4FM,FM)		—	Marianna, FL
46.3	K4GFD	Chattahoochee K4GFD	444.9750	+5	TSQL 94.8	FM (analog)		—	Chattahoochee, FL
46.4	NX4DN	Chattahoochee NX4DN NX4DN	441.1375	+5	CC1	DMR	NX4DN	—	Chattahoochee, FL
46.6	WO4J	Marianna WO4J	147.0900	+0.6	TONE 67.0	FM (analog)		—	Marianna, FL
47.3	N4PTW	Chipley N4PTW	146.6250	-0.6	TSQL 100.0	FM (analog)		—	Chipley, FL
48.0	WA4MN	Chipley WA4MN	147.1950	+0.6	TONE 103.5	FM (analog)		—	Chipley, FL
49.5	K4WAK	Crawfordvil WCSO K4WAK EchoLink	444.4500	+5	TSQL 94.8	FM (analog)	EchoLink 445259	—	Crawfordville, FL

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Jan 29, 2007 Granted Aug 1, 2017 0002893902	KI4TCS · Cullen K Zethmayr · General 1328 N Ferdon 138, Crestview, FL 32536 30.7504, -86.5976 (ZIP center) · Grid EM60qs · CQ 5 · ITU 8 · map ↗	1.W4GMH ✓ granted 2.W9GMH available 3.N9GMH 4.W4FDQ 5.K4FDQ 6.K4CKZ 7.W4CWZ held 8.N4CWZ held 9.W5FDQ held 10.K5FDQ	Granted got W4GMH