N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 2026) · next update tomorrow 6:00 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

MARSHALL G GRIFFISS

FRN 0001808831 · first licensed Oct 29, 1999 as KG4FCZ · 2 licenses on record

📝 FCC applications (9)

Received	File number	Service	Purpose	Status	Call
Sep 4, 2025	0011727229	HAM	Administrative update	Granted	N4DOG
Sep 18, 2019	0008804870	HAM	Renewal	Granted	N4DOG
Sep 21, 2009	0003970359	HAM	Renewal	Granted	N4DOG
Mar 7, 2005	0002069926	HAM	Administrative update	Granted	N4DOG
Feb 13, 2003	0001198127	HAM	Administrative update	Granted	N4DOG
Oct 3, 2001	0000613522	HAM	Administrative update	Granted	N4DOG
Oct 1, 2001	0000610845	HAM	Modification	Granted	N4DOG
Nov 29, 1999	0000045298	HAM	Amendment	Granted	KG4FCZ
Oct 28, 1999	0000041630	HAM	New license	Granted	KG4FCZ

Complete licensing history

📦 Moved: Lynn Haven, FL → Havana, FL

N4DOG Active General · vanity Dec 17, 1999 → expires Dec 17, 2029

Licensee
MARSHALL G GRIFFISS

Address
196 Mini Acres Ln
Havana, FL 32333
30.6402, -84.3795 (street) · Grid EM70tp · CQ 5 · ITU 8 · map ↗

FRN
0001808831

Previous call
KG4FCZ (Technician)

Last granted
Sep 19, 2019

Effective
Sep 5, 2025

Last action
Sep 5, 2025
FCC actions (8)
- Sep 5, 2025 — Administrative update LIAUA
- Sep 19, 2019 — License renewed LIREN
- Sep 24, 2009 — License renewed LIREN
- Mar 8, 2005 — Administrative update LIAUA
- Feb 14, 2003 — Administrative update LIAUA
- Oct 3, 2001 — Administrative update LIAUA
- Oct 1, 2001 — License modified LIMOD
- Dec 17, 1999 — License issued LIISS
KG4FCZ Canceled Technician Oct 29, 1999 → Dec 17, 1999 (canceled)

Licensee
Marshall G Griffiss

Address
PO Box 834
Lynn Haven, FL 32444
30.2385, -85.6516 (ZIP center) · Grid EM70ef · CQ 5 · ITU 8 · map ↗

FRN
0001808831

Last granted
Oct 29, 1999

Effective
Oct 29, 1999

Last action
Dec 17, 1999
FCC actions (2)
- Dec 17, 1999 — License canceled LICAN
- Oct 29, 1999 — License issued LIISS

Address history

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

Seen Sep 25, 2025 → Oct 4, 2026 · 3 snapshots · as N4DOG
MARSHALL G GRIFFISS
196 Mini Acres Ln, Havana, FL 32333
30.6402, -84.3795 (street) · Grid EM70tp · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KG4FCZ
Marshall G Griffiss
PO Box 834
Lynn Haven, FL 32444
30.2385, -85.6516 (ZIP center) · Grid EM70ef · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → May 29, 2025 · 44 snapshots · as N4DOG
MARSHALL G GRIFFISS
1249 Sedgefield Rd, Tallahassee, FL 32317
30.4705, -84.1167 (ZIP center) · Grid EM70wl · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as N4DOG
MARSHALL G GRIFFISS
Attn: Marshall G. Griffiss
12 Talon Dr, Crawfordville, FL 32327
30.1815, -84.3027 (ZIP center) · Grid EM70ue · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

59 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
2.4	W4EAF	Gadsden W4EAF	147.1650	+0.6	TONE 94.8	FM (analog)		—	Gadsden, FL
2.6	KQ4YKF	Havana KQ4YKF BM	438.9000	-5	CC1	DMR	BrandMeister 3213081	—	Havana, FL
8.2	KJ4G	Tallahassee KJ4G	443.4000	+5	TONE 131.8	FM (analog)		—	Tallahassee, FL
11.9	K4TLH	Tallahassee K4TLH	29.6600	-0.1	TSQL 107.2	FM (analog)	🗓 1 net	1 net	Tallahassee, FL
13.3	KJ4PYE	Tallahassee KJ4PYE	444.1500	+5	none	FM (analog)		—	Tallahassee, FL
13.9	KE4URL	Reno KE4URL	145.1700	-0.6	TONE 141.3	FM (analog)		—	Reno, GA
14.2	NX4DN	Tallahassee NX4DN	444.1750	+5	TONE 94.8	FM (analog)		—	Tallahassee, FL
14.4	N4NKV	Tallahassee HCA N4NKV	444.4000	+5	TONE 131.8	FM (analog)		—	Tallahassee, FL
14.5	KD4MOJ	Tallahassee Mem KD4MOJ	444.0000	+5	TONE 94.8	FM (analog)		—	Tallahassee, FL
14.6	KS4JW	Tallahassee KS4JW	1291.5000	-20	TONE 88.5	FM (analog)		—	Tallahassee, FL
14.6	KS4JW	Tallahassee KS4JW	146.8650	-0.6	TONE 94.8	FM (analog)		—	Tallahassee, FL
15.0	W4JMF	Tallahassee W4JMF BM	441.8250	+5	CC1	DMR	BrandMeister 311293	—	Tallahassee, FL
15.0	KD4MOJ	Tallahassee KD4MOJ MARC	444.1500	+5	CC1	DMR	DMR-MARC	—	Tallahassee, FL
15.0	NF4DG	Tallahassee NF4DG	146.8350	-0.6	none	FM (analog) (DV,FM)		—	Tallahassee, FL
15.0	NF4DG	Tallahassee NF4DG	443.4500	+5	none	FM (analog) (DV,FM)		—	Tallahassee, FL
15.0	NF4DG	Tallahassee NF4DG	1293.0000	-20	none	FM (analog) (DV,FM)		—	Tallahassee, FL
15.1	N4PG	Tallahassee N4PG	146.6100	-0.6	TONE 203.5	FM (analog)		—	Tallahassee, FL
15.1	K4TLH	Tallahassee K4TLH	146.9100	-0.6	TSQL 94.8	FM (analog) (FM,P25)	🗓 1 net	1 net	Tallahassee, FL
15.1	K4TLH	Tallahassee K4TLH	147.0300	+0.6	TONE 94.8	FM (analog)	🗓 1 net	1 net	Tallahassee, FL
15.1	K4TLH	Tallahassee K4TLH	442.1000	+5	TSQL 94.8	FM (analog)	🗓 1 net	1 net	Tallahassee, FL
15.1	AE4S	Tallahassee AE4S	443.9500	+5	TSQL 94.8	FM (analog) (FM,P25)	🗓 1 net	1 net · 23 check-ins · 14 stations	Tallahassee, FL
15.1	K4TLH	Tallahassee K4TLH	444.8000	+5	TSQL 94.8	FM (analog) (C4FM,FM)	🗓 1 net	1 net	Tallahassee, FL
15.2	AE4S	Tallahassee AE4S	146.6550	-0.6	TSQL 94.8	FM (analog) (FM,P25)	🗓 1 net	1 net · 23 check-ins · 14 stations	Tallahassee, FL
15.7	NX4DN	Tallahassee NX4DN NX4DN	443.1375	+5	CC1	DMR	NX4DN	—	Tallahassee, FL
17.6	N4PG	Tallahassee N4PG	442.8500	+5	none	FM (analog)		—	Tallahassee, FL
17.9	AG4UU	Tallahasee AG4UU	443.5000	+5	TONE 94.8	FM (analog)		—	Tallahasee, FL
19.7	K4TLH	Tallahassee Stat K4TLH	443.5000	+5	TONE 94.8	FM (analog)	🗓 1 net	1 net	Tallahassee, FL
20.1	K4TLH	Tallahassee K4TLH	53.0300	-1	TSQL 94.8	FM (analog)	🗓 1 net	1 net	Tallahassee, FL
21.0	K4GFD	Greensboro K4GFD BM	444.9875	+5	CC1	DMR	DMR-MARC BrandMeister	—	Greensboro, FL
22.2	NX4DN	Chattahoochee NX4DN	443.0250	+5	CC?	DMR		—	Chattahoochee, FL
22.2	NX4DN	Greensboro NX4DN	147.3900	+0.6	TONE 94.8	FM (analog)		—	Greensboro, FL
22.2	NX4DN	Greensboro NX4DN EchoLink	444.1250	+5	TSQL 94.8	FM (analog)	EchoLink 6433	—	Greensboro, FL
22.2	NX4DN	Greensboro NX4DN NX4DN	444.9875	+5	CC1	DMR	NX4DN	—	Greensboro, FL
23.6	W4UCJ	Metcalfe W4UCJ	147.1950	+0.6	TSQL 141.3	FM (analog)		—	Metcalfe, GA
26.2	NX4DN	Metcalfe NX4DN NX4DN	444.1375	+5	CC1	DMR	NX4DN	—	Metcalfe, GA
26.3	K4WAK	Craw Riversink E K4WAK	145.4500	-0.6	TSQL 94.8	FM (analog) (C4FM,FM)		—	Crawfordville, FL
26.3	K4TLH	Tallahassee K4TLH	442.8500	+5	TSQL 94.8	FM (analog) (C4FM,FM)	🗓 1 net	1 net	Tallahassee, FL
27.1	W4UCJ	Thomasville W4UCJ	145.3700	-0.6	TONE 141.3	FM (analog)		—	Thomasville, GA
27.1	W4UCJ	Thomasville W4UCJ	442.6000	+5	TONE 141.3	FM (analog)		—	Thomasville, GA
27.1	NX4DN	Chattahoochee NX4DN NX4DN	441.1375	+5	CC1	DMR	NX4DN	—	Chattahoochee, FL
27.4	W4UCJ	Thomasville W4UCJ	147.0600	+0.6	none	FM (analog)		—	Thomasville, GA
27.7	K4GFD	Chattahoochee K4GFD	444.9750	+5	TSQL 94.8	FM (analog)		—	Chattahoochee, FL
30.2	K4TLH	Wacissa K4TLH	147.0000	+0.6	TONE 94.8	FM (analog)	🗓 1 net	1 net	Wacissa, FL
30.2	NX4DN	Wacissa NX4DN	444.0500	+5	none	FM (analog)		—	Wacissa, FL
30.6	K4WAK	Crawfordvil WCSO K4WAK EchoLink	444.4500	+5	TSQL 94.8	FM (analog)	EchoLink 445259	—	Crawfordville, FL
30.9	KM4TTS	Monticello KM4TTS BM	145.4300	-0.6	CC4	DMR	BrandMeister 311454	—	Monticello, FL
31.0	WX4JEF	Monticello WX4JEF	145.4300	-0.6	TSQL 94.8	FM (analog)		—	Monticello, FL
31.1	KN4NN	Crawfordville KN4NN	147.2550	+0.6	TONE 94.8	FM (analog)		—	Crawfordville, FL
31.7	N4UAV	Crawfordville N4UAV AllStar	446.1000	simplex	TONE 110.9	FM (analog)	AllStar 41434	—	Crawfordville, FL
37.1	W4UCJ	Boston W4UCJ	147.2400	+0.6	TONE 141.3	FM (analog)		—	Boston, GA
37.9	KE4PMP	Pelham WABW KE4PMP SE	441.8125	+5	CC1	DMR	SE	—	Pelham, GA
38.3	KG4ITD	Bristol KG4ITD	146.7150	-0.6	TONE 94.8	FM (analog)		—	Bristol, FL
38.3	no call listed Listed as SERA	Pelham Florida	441.8125	+5	none	FM (analog)		—	Pelham GA, FL
47.8	KE4RBL	Marianna KE4RBL BM	433.3750	+5	CC1	DMR	BrandMeister 320483906	—	Marianna, FL, FL
49.3	WR4SG	Quitman WR4SG	224.3200	-1.6	TSQL 141.3	FM (analog)		—	Quitman, GA
49.7	KS4JW	Tallahassee KS4JW	442.0000	+5	TONE 151.4	FM (analog)		—	Tallahassee, FL
49.7	WA4NKL	Quitman WA4NKL	146.8800	-0.6	none	FM (analog)		—	Quitman, GA
49.7	WA4NKL	Quitman WA4NKL	444.6000	+5	TONE 141.3	FM (analog)		—	Quitman, GA
19.6	KA4EOC offline	Tallahassee Stat KA4EOC	147.2850	+0.6	TSQL 94.8	FM (analog)		—	Tallahassee, FL

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Nov 29, 1999 Granted Sep 19, 2019 0000045298	KG4FCZ · Marshall G Griffiss · Technician Attn: Marshall G. Griffiss · PO Box 834 · Lynn Haven, FL 32444 30.2385, -85.6516 (ZIP center) · Grid EM70ef · CQ 5 · ITU 8 · map ↗	1.N4DOG ✓ granted 2.K4MGG held 3.N1UIC 4.N4OUT held 5.W4UMP available 6.W4TFB held 7.K4UMP 8.K4UIC 9.N1GOD held 10.N4UIC available 11.N4OFF held 12.N4UMP 13.K9DOG held 14.K4DOG held 15.N4MGG available 16.W4MGG available 17.K4OUT held 18.W4OUT held 19.N1EMT held 20.N4EMT held 21.W4EMT held 22.N4MED held 23.N1RBL available 24.N4DIX held 25.N4QCY	Granted got N4DOG