N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

William E Mullis

FRN 0025254301 · first licensed Feb 18, 2016 as KM4RGQ · 2 licenses on record

📝 FCC applications (3)

Received	File number	Service	Purpose	Status	Call
Apr 10, 2018	0008168073	HAM	Modification	Granted	KM4RGQ
Feb 15, 2018	0008100803	HAM	Modification	Granted	KM4RGQ
Feb 18, 2016	0007145895	HAM	New license	Granted	KM4RGQ

Complete licensing history

K4WEM Active General · vanity Apr 28, 2018 → expires Apr 28, 2028

Licensee
William E Mullis

Address
2141 Ft Pemberton Dr
Charleston, SC 29412
32.7635, -79.9959 (street) · Grid FM02as · CQ 5 · ITU 8 · map ↗

FRN
0025254301

Previous call
KM4RGQ (Technician)

Last granted
Apr 28, 2018

Effective
Apr 28, 2018

Last action
Apr 28, 2018
FCC actions (2)
- Apr 28, 2018 — Vanity call sign granted VANGRT
- Apr 28, 2018 — License issued LIISS
KM4RGQ Canceled General Feb 18, 2016 → Apr 28, 2018 (canceled)

Licensee
William E Mullis

Address
2141 Ft Pemberton Dr
Charleston, SC 29412
32.7635, -79.9959 (street) · Grid FM02as · CQ 5 · ITU 8 · map ↗

FRN
0025254301

Last granted
Feb 18, 2016

Effective
Feb 15, 2018

Last action
Apr 28, 2018
FCC actions (4)
- Apr 28, 2018 — License canceled LICAN
- Feb 15, 2018 — License modified LIMOD
- Feb 18, 2016 — License issued LIISS
- Feb 18, 2016 — 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 Feb 26, 2016 → Oct 4, 2026 · 45 snapshots · as KM4RGQ
William E Mullis
2141 Ft Pemberton Dr, Charleston, SC 29412
32.7635, -79.9959 (street) · Grid FM02as · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

58 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
2.9	K4IUG	West Ashley FS 1 K4IUG	443.3750	+5	TSQL 100.0	FM (analog)		—	West Ashley, SC
3.1	WR4SC	Charleston WR4SC	147.1050	+0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
3.1	WR4SC	Florence WR4SC	441.5750	+5	TSQL 91.5	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Florence, SC
3.1	WR4SC	Charleston WR4SC NC-PRN	443.0375	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
3.2	K4IUG	Charleston K4IUG	224.6600	-1.6	TSQL 210.7	FM (analog)		—	Charleston, SC
3.3	W4HRS	Charleston MUSC W4HRS IRLP	145.4500	-0.6	TONE 123.0	FM (analog)	IRLP 4557	—	Charleston, SC
3.3	W4HRS	Charleston MUSC W4HRS	444.8250	+5	TONE 123.0	FM (analog)		—	Charleston, SC
4.1	W4HRS	Charleston W4HRS	444.7750	+5	TONE 123.0	FM (analog)		—	Charleston, SC
4.7	W4HRS	Charleston W4HRS	145.1600	-0.6	none	D-STAR		—	Charleston, SC
4.7	W4HRS	Charleston W4HRS	444.1125	+5	none	D-STAR		—	Charleston, SC
5.4	WA4USN	Charleston USS WA4USN	146.7900	-0.6	TONE 123.0	FM (analog)		—	Charleston, SC
10.1	K4IUG	Mt Pleasant K4IUG NONE-USE-C	443.4500	+5	TSQL 100.0	FM (analog) (DMR,FM)	NONE-USE-CONTACT99	—	Mt Pleasant, SC
10.2	NE2S	Hanahan NE2S BM	439.5000	-5	CC1	DMR	BrandMeister 316694501	—	Hanahan, SC
15.3	W4HRS	Nort Trident Hos W4HRS	146.7300	-0.6	TONE 123.0	FM (analog)		—	North Charleston, SC
15.8	WA4USN	Seabrook Island WA4USN	145.4100	-0.6	TONE 123.0	FM (analog)		—	Seabrook Island, SC
16.7	N2OBS	Ladson N2OBS EchoLink	443.7750	+5	TSQL 123.0	FM (analog)	EchoLink 99729	—	Ladson, SC
16.8	W4HRS	Summerville Med W4HRS	146.9850	-0.6	TONE 123.0	FM (analog)		—	Summerville, SC
17.9	N9HQC	Ravenel N9HQC BM	443.9000	+5	TONE 123.0	FM (analog) (DMR,FM)	BrandMeister 314755	—	Ravenel, SC
18.7	K4IUG	Adams Run K4IUG	147.3450	+0.6	TSQL 141.3	FM (analog)		—	Adams Run, SC
19.8	KX4DOR	Summerville KX4DOR	145.2800	-0.6	none	D-STAR		—	Summerville, SC
19.8	KX4DOR	Summerville KX4DOR	442.8375	+5	none	D-STAR		—	Summerville, SC
20.5	KC4ED	Summerville KC4ED	442.3000	+5	none	FM (analog)		—	Summerville, SC
20.5	WR4SC	Charleston WR4SC	146.7600	-0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
20.5	WR4SC	Charleston WR4SC NC-PRN	442.4625	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
20.5	KR4CHS	Awendaw KR4CHS	145.1200	-0.6	none	D-STAR	🗓 1 net	1 net	Awendaw, SC
21.3	WX3C Listed as WX3C UHF	SUMMERVILLE WX3C BM	443.3700	+5	CC7	DMR	BrandMeister 311239	—	SUMMERVILLE, SC
21.3	WX3C Listed as WX3C VHF	SUMMERVILLE WX3C BM	147.2500	+0.6	CC7	DMR	BrandMeister 312093	—	SUMMERVILLE, SC
21.3	WX3C	Boynton Beach WX3C BM	902.9875	+25	CC7	DMR	BrandMeister 312098	—	Boynton Beach, FL
22.5	WA4USN	Knightsville WA4USN	146.9400	-0.6	TSQL 123.0	FM (analog)		—	Knightsville, SC
22.5	WA4USN	Mount Pleasant WA4USN	441.4500	+5	TSQL 123.0	FM (analog)		—	Mount Pleasant, SC
23.0	WA4NMW	Knightsville WA4NMW	147.2250	+0.6	TSQL 123.0	FM (analog)		—	Knightsville, SC
24.8	KK4B	Cordesville KK4B	145.3500	-0.6	TSQL 162.2	FM (analog)	🗓 2 nets	2 nets · 35 check-ins · 24 stations	Cordesville, SC
28.9	KX4DOR	Ridgeville KX4DOR	443.8000	+5	CC1	DMR		—	Ridgeville, SC
29.9	W4BRK	Moncks Corner W4BRK	146.6100	-0.6	TSQL 123.0	FM (analog)		—	Moncks Corner, SC
30.1	W4HRS	Moncks Corne EOC W4HRS	145.4900	-0.6	TONE 103.5	FM (analog)		—	Moncks Corner, SC
33.3	W4HNK	Dorchester W4HNK	147.1800	+0.6	TONE 123.0	FM (analog)		—	Dorchester, SC
33.3	W4HNK	Dorchester W4HNK	443.8000	+5	TONE 123.0	FM (analog)		—	Dorchester, SC
33.6	W4ANK	Jedburg W4ANK	147.2700	+0.6	TONE 123.0	FM (analog)		—	Jedburg, SC
40.0	WA4SJS	White Hall WA4SJS	146.9100	-0.6	TONE 156.7	FM (analog)		—	White Hall, SC
40.0	WR4SC	White Hall WR4SC NC-PRN	442.3875	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	White Hall, SC
40.2	KG4BZN	Walterboro KG4BZN	147.1350	+0.6	none	FM (analog)		—	Walterboro, SC
40.2	KG4BZN	Walterboro KG4BZN	444.5500	+5	TONE 123.0	FM (analog)		—	Walterboro, SC
40.9	W4HRS	Walterboro Colle W4HRS	444.8500	+5	TONE 123.0	FM (analog)		—	Walterboro, SC
43.1	N0VQE	Beaufort SC N0VQE BM	441.5000	+5	CC1	DMR	BrandMeister 311042910	—	Beaufort, SC 29907, SC
43.7	KK4B	Russellville KK4B	147.3000	+0.6	TSQL 162.2	FM (analog)	🗓 2 nets	2 nets · 35 check-ins · 24 stations	Russellville, SC
43.9	KA4GDW	Saint George M&M KA4GDW	147.0450	+0.6	TSQL 103.5	FM (analog)		—	Saint George, SC
44.5	WR4SC	Saint George WR4SC NC-PRN	440.6500	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Saint George, SC
45.4	WR4SC	Beaufort WR4SC NC-PRN	441.9875	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Beaufort, SC
45.4	W4BFT	Beaufort W4BFT	441.9875	+5	CC?	DMR		—	Beaufort, SC
46.3	KK2QQ	Beaufort KK2QQ BM	439.4500	-5	CC1	DMR	BrandMeister 3197669	—	Beaufort, SC
46.9	W4BFT	Beaufort Hosp W4BFT	443.8500	+5	TSQL 123.0	FM (analog)		—	Beaufort, SC
47.3	W5BFT	Beaufort W5BFT	146.6550	-0.6	none	FM (analog)		—	Beaufort, SC
48.0	KQ4TAY	Port Royal KQ4TAY BM	441.5000	in 445.5000	CC1	DMR	BrandMeister 3208856	—	Port Royal, SC
10.8	KK4ZBE offline	Mt Pleasant E KK4ZBE	146.6850	-0.6	TSQL 162.2	FM (analog)		—	Mt Pleasant, SC
16.7	N2OBS offline	Ladson N2OBS EchoLink	146.8650	-0.6	TONE 123.0	FM (analog)	EchoLink 99729	—	Ladson, SC
40.0	KJ4LNJ offline	Green Pond White KJ4LNJ	444.0750	+5	none	D-STAR		—	Green Pond, SC
40.0	KJ4LNJ offline	Green Pond S.C KJ4LNJ	145.4800	-0.6	none	D-STAR		—	Green Pond, SC
46.8	W4BFT offline	Beaufort WJWJ W4BFT	146.6550	-0.6	none	FM (analog)		—	Beaufort, SC

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Apr 10, 2018 Granted Apr 28, 2018 0008168073	KM4RGQ · William E Mullis · General 2141 Ft Pemberton Dr, Charleston, SC 29412 32.7635, -79.9959 (street) · Grid FM02as · CQ 5 · ITU 8 · map ↗	1.K4WEM ✓ granted	Granted got K4WEM