N9TPB FCC License Search

🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 5, 2026) · 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

MARK K GRIFFIN

FRN 0009650367 · first licensed Jan 14, 2014 as AD4PK · 2 licenses on record

📝 FCC applications (10)

Received	File number	Service	Purpose	Status	Call
Jan 2, 2024	0010834311	HAM	Administrative update	Granted	W4MKG
Jan 2, 2024	0010834286	HAM	Administrative update	Granted	W4MKG
Oct 28, 2020	0009278393	HAM	Modification	Granted	AD4PK
Feb 5, 2018	0008086923	HAM	Modification	Dismissed	AD4PK
Feb 5, 2018	0008086921	HAM	Modification	Dismissed	AD4PK
Feb 5, 2018	0008086914	HAM	Administrative update	Granted	AD4PK
Feb 5, 2018	0008086909	HAM	Administrative update	Granted	AD4PK
Jul 13, 2017	0007853313	HAM	Administrative update	Granted	AD4PK
Jan 13, 2014	0006095649	HAM	Renewal	Granted	AD4PK
Dec 22, 2003	0001555023	HAM	Renewal	Granted	AD4PK

Complete licensing history

W4MKG Active Amateur Extra · vanity Nov 17, 2020 → expires Nov 17, 2030

Licensee
MARK K GRIFFIN

Address
32 Dune Ridge Lane
Isle of Palms, SC 29451
32.8124, -79.7252 (street) · Grid FM02dt · CQ 5 · ITU 8 · map ↗

FRN
0009650367

Previous call
AD4PK (Advanced)

Last granted
Nov 17, 2020

Effective
Jan 3, 2024

Last action
Jan 3, 2024
FCC actions (4)
- Jan 3, 2024 — Administrative update LIAUA
- Jan 3, 2024 — Administrative update LIAUA
- Nov 17, 2020 — Vanity call sign granted VANGRT
- Nov 17, 2020 — License issued LIISS
AD4PK Canceled Amateur Extra Jan 14, 2014 → Nov 17, 2020 (canceled)

Licensee
MARK K GRIFFIN

Address
32 Dune Ridge Lane
Isle of Palms, SC 29451
32.8124, -79.7252 (street) · Grid FM02dt · CQ 5 · ITU 8 · map ↗

FRN
0009650367

Previous call
KR4BL (Advanced)

Last granted
Jan 14, 2014

Effective
Feb 6, 2018

Last action
Nov 17, 2020
FCC actions (5)
- Nov 17, 2020 — License canceled LICAN
- Feb 6, 2018 — Administrative update LIAUA
- Feb 6, 2018 — Administrative update LIAUA
- Jul 14, 2017 — Administrative update LIAUA
- Jan 14, 2014 — License renewed LIREN

Address history

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

Seen Sep 5, 2017 → Oct 4, 2026 · 33 snapshots · as AD4PK
MARK K GRIFFIN
32 Dune Ridge Lane, Isle of Palms, SC 29451
32.8124, -79.7252 (street) · Grid FM02dt · CQ 5 · ITU 8 · map ↗
Seen Mar 28, 2014 → May 12, 2017 · 18 snapshots · as AD4PK
MARK K GRIFFIN
1 Beachwood W, Isle of Palms, SC 29451
32.8280, -79.7505 (ZIP center) · Grid FM02ct · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 22, 2013 · 10 snapshots · as AD4PK
MARK K GRIFFIN
160 Tranquility Pl, Hendersonville, NC 28739
35.2739, -82.5286 (ZIP center) · Grid EM85rg · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

44 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
6.5	K4IUG	Mt Pleasant K4IUG NONE-USE-C	443.4500	+5	TSQL 100.0	FM (analog) (DMR,FM)	NONE-USE-CONTACT99	—	Mt Pleasant, SC
7.9	WR4SC	Charleston WR4SC	146.7600	-0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
7.9	WR4SC	Charleston WR4SC NC-PRN	442.4625	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
7.9	KR4CHS	Awendaw KR4CHS	145.1200	-0.6	none	D-STAR	🗓 1 net	1 net	Awendaw, SC
10.7	WA4USN	Charleston USS WA4USN	146.7900	-0.6	TONE 123.0	FM (analog)		—	Charleston, SC
12.9	W4HRS	Charleston MUSC W4HRS IRLP	145.4500	-0.6	TONE 123.0	FM (analog)	IRLP 4557	—	Charleston, SC
12.9	W4HRS	Charleston MUSC W4HRS	444.8250	+5	TONE 123.0	FM (analog)		—	Charleston, SC
14.4	W4HRS	Charleston W4HRS	145.1600	-0.6	none	D-STAR		—	Charleston, SC
14.4	W4HRS	Charleston W4HRS	444.1125	+5	none	D-STAR		—	Charleston, SC
16.0	K4IUG	Charleston K4IUG	224.6600	-1.6	TSQL 210.7	FM (analog)		—	Charleston, SC
16.9	K4IUG	West Ashley FS 1 K4IUG	443.3750	+5	TSQL 100.0	FM (analog)		—	West Ashley, SC
17.3	WR4SC	Charleston WR4SC	147.1050	+0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
17.3	WR4SC	Florence WR4SC	441.5750	+5	TSQL 91.5	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Florence, SC
17.3	WR4SC	Charleston WR4SC NC-PRN	443.0375	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
18.1	NE2S	Hanahan NE2S BM	439.5000	-5	CC1	DMR	BrandMeister 316694501	—	Hanahan, SC
18.4	W4HRS	Charleston W4HRS	444.7750	+5	TONE 123.0	FM (analog)		—	Charleston, SC
23.1	W4HRS	Nort Trident Hos W4HRS	146.7300	-0.6	TONE 123.0	FM (analog)		—	North Charleston, SC
23.4	KK4B	Cordesville KK4B	145.3500	-0.6	TSQL 162.2	FM (analog)	🗓 2 nets	2 nets · 43 check-ins · 26 stations	Cordesville, SC
25.3	N2OBS	Ladson N2OBS EchoLink	443.7750	+5	TSQL 123.0	FM (analog)	EchoLink 99729	—	Ladson, SC
27.2	W4HRS	Summerville Med W4HRS	146.9850	-0.6	TONE 123.0	FM (analog)		—	Summerville, SC
28.1	WX3C Listed as WX3C UHF	SUMMERVILLE WX3C BM	443.3700	+5	CC7	DMR	BrandMeister 311239	—	SUMMERVILLE, SC
28.1	WX3C	Boynton Beach WX3C BM	902.9875	+25	CC7	DMR	BrandMeister 312098	—	Boynton Beach, FL
28.1	WX3C Listed as WX3C VHF	SUMMERVILLE WX3C BM	147.2500	+0.6	CC7	DMR	BrandMeister 312093	—	SUMMERVILLE, SC
29.5	KX4DOR	Summerville KX4DOR	145.2800	-0.6	none	D-STAR		—	Summerville, SC
29.5	KX4DOR	Summerville KX4DOR	442.8375	+5	none	D-STAR		—	Summerville, SC
29.8	KC4ED	Summerville KC4ED	442.3000	+5	none	FM (analog)		—	Summerville, SC
29.9	WA4USN	Seabrook Island WA4USN	145.4100	-0.6	TONE 123.0	FM (analog)		—	Seabrook Island, SC
31.3	W4HRS	Moncks Corne EOC W4HRS	145.4900	-0.6	TONE 103.5	FM (analog)		—	Moncks Corner, SC
31.3	W4BRK	Moncks Corner W4BRK	146.6100	-0.6	TSQL 123.0	FM (analog)		—	Moncks Corner, SC
32.4	N9HQC	Ravenel N9HQC BM	443.9000	+5	TONE 123.0	FM (analog) (DMR,FM)	BrandMeister 314755	—	Ravenel, SC
33.9	WA4NMW	Knightsville WA4NMW	147.2250	+0.6	TSQL 123.0	FM (analog)		—	Knightsville, SC
34.0	WA4USN	Knightsville WA4USN	146.9400	-0.6	TSQL 123.0	FM (analog)		—	Knightsville, SC
34.0	WA4USN	Mount Pleasant WA4USN	441.4500	+5	TSQL 123.0	FM (analog)		—	Mount Pleasant, SC
34.8	K4IUG	Adams Run K4IUG	147.3450	+0.6	TSQL 141.3	FM (analog)		—	Adams Run, SC
38.8	KX4DOR	Ridgeville KX4DOR	443.8000	+5	CC1	DMR		—	Ridgeville, SC
42.5	KK4B	Russellville KK4B	147.3000	+0.6	TSQL 162.2	FM (analog)	🗓 2 nets	2 nets · 43 check-ins · 26 stations	Russellville, SC
42.8	W4HNK	Dorchester W4HNK	147.1800	+0.6	TONE 123.0	FM (analog)		—	Dorchester, SC
42.8	W4HNK	Dorchester W4HNK	443.8000	+5	TONE 123.0	FM (analog)		—	Dorchester, SC
43.2	W4ANK	Jedburg W4ANK	147.2700	+0.6	TONE 123.0	FM (analog)		—	Jedburg, SC
44.0	KQ4ONE	South Carolina KQ4ONE BM	445.3500	-5	CC1	DMR	BrandMeister 3223563	—	South Carolina, SC
46.3	WR4SC	Georgetown WR4SC NC-PRN	441.8125	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Georgetown, SC
46.7	W4HRS	Georgetown Hosp W4HRS	146.7000	-0.6	TONE 123.0	FM (analog)		—	Georgetown, SC
6.1	KK4ZBE offline	Mt Pleasant E KK4ZBE	146.6850	-0.6	TSQL 162.2	FM (analog)		—	Mt Pleasant, SC
25.3	N2OBS offline	Ladson N2OBS EchoLink	146.8650	-0.6	TONE 123.0	FM (analog)	EchoLink 99729	—	Ladson, SC

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Oct 28, 2020 Granted Nov 17, 2020 0009278393	AD4PK · MARK K GRIFFIN · Amateur Extra 32 Dune Ridge Lane, Isle of Palms, SC 29451 32.8124, -79.7252 (street) · Grid FM02dt · CQ 5 · ITU 8 · map ↗	1.W4MKG ✓ granted	Granted got W4MKG
Filed Feb 5, 2018 Award date was Feb 23, 2018 0008086921	AD4PK · MARK K GRIFFIN · Amateur Extra 32 Dune Ridge Lane, Isle of Palms, SC 29451 32.8124, -79.7252 (street) · Grid FM02dt · CQ 5 · ITU 8 · map ↗	1.N4QT held by John A Eccles III until Feb 23, 2028	Dismissed
Filed Feb 5, 2018 Award date was Feb 23, 2018 0008086923	AD4PK · MARK K GRIFFIN · Amateur Extra 32 Dune Ridge Lane, Isle of Palms, SC 29451 32.8124, -79.7252 (street) · Grid FM02dt · CQ 5 · ITU 8 · map ↗	1.N4QT held by John A Eccles III until Feb 23, 2028	Dismissed