N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:45 am CDT · 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

W4GLK HAM

General class licensed since 2015 (11 yrs) W4GLK since 2015 · previously KM4LHD Summerville, SC grid EM93wa 59 repeaters within 50 mi

🔒 Not available — currently licensed, through Sep 23, 2035. If it isn't renewed, it opens for vanity requests Sep 24, 2037.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

📝 W4GLK has filed vanity applications before — latest filed Jun 23, 2015 · what was requested

Currently held by James C Detlefsen · 1 holder on record

Current holder: James C Detlefsen

Held W4GLK Jul 11, 2015 → present · first licensed Jun 19, 2015 as KM4LHD · 2 licenses · FRN 0024693301

📦 Moved: Christiana, TN → Summerville, SC

W4GLK Active General · vanity Jul 11, 2015 → expires Sep 23, 2035

Licensee
James C Detlefsen

Address
1001 Bear Island Rd Apt. 637
Summerville, SC 29483
33.0401, -80.1641 (street) · Grid EM93wa · CQ 5 · ITU 8 · map ↗

FRN
0024693301

Previous call
KM4LHD (Technician)

Last granted
Sep 23, 2025

Effective
Sep 23, 2025

Last action
Sep 23, 2025
FCC actions (4)
- Sep 23, 2025 — License renewed LIREN
- Aug 23, 2016 — License modified LIMOD
- Jul 11, 2015 — Vanity call sign granted VANGRT
- Jul 11, 2015 — License issued LIISS
KM4LHD Canceled Technician Jun 19, 2015 → Jul 11, 2015 (canceled)

Licensee
James C Detlefsen

Address
1603 Golden Valley Dr
Christiana, TN 37037
35.7031, -86.3512 (ZIP center) · Grid EM65tq · CQ 4 · ITU 8 · map ↗

FRN
0024693301

Last granted
Jun 19, 2015

Effective
Jun 19, 2015

Last action
Jul 11, 2015
FCC actions (3)
- Jul 11, 2015 — License canceled LICAN
- Jun 19, 2015 — License issued LIISS
- Jun 19, 2015 — 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 Sep 27, 2026 → Oct 4, 2026 · 2 snapshots · as W4GLK
James C Detlefsen
1001 Bear Island Rd Apt. 637, Summerville, SC 29483
33.0401, -80.1641 (street) · Grid EM93wa · CQ 5 · ITU 8 · map ↗
Seen Aug 2, 2015 → Oct 4, 2026 · 64 snapshots · as KM4LHD
James C Detlefsen
1603 Golden Valley Dr, Christiana, TN 37037
35.7031, -86.3512 (ZIP center) · Grid EM65tq · CQ 4 · ITU 8 · map ↗

Vanity applications filed by W4GLK

Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.

Filed · Award	Applicant	Requested (in order)	Status
Filed Jun 23, 2015 Granted Sep 23, 2025 0006851190	KM4LHD · James C Detlefsen · Technician 1603 Golden Valley Dr, Christiana, TN 37037 35.7031, -86.3512 (ZIP center) · Grid EM65tq · CQ 4 · ITU 8 · map ↗	1.W4GLK ✓ granted	Granted got W4GLK

Others requesting W4GLK

6 applications listed W4GLK as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jun 23, 2015	Jul 11, 2015	KM4LHD · James C Detlefsen · Christiana, TN	1	Granted
Jan 3, 2012	Jan 21, 2012	KG4USO · Robert B Prince · Lakeland, FL	2	Granted
Jan 10, 2011	Jan 28, 2011	KD4QNX · STEVE A KELLY · LOONEYVILLE, WV	4	Granted
Dec 13, 2006	Dec 31, 2006	KI4NNS · Gary L Roberts · Homestead, FL	3	Granted
Dec 15, 1999	Jan 2, 2000	KD4JFP · JOSEPH C COLLINS JR · PERRY, SC	14	Granted
Dec 2, 1999	Dec 20, 1999	JOSEPH C COLLINS JR · PERRY, SC	14	Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W4GLK in the last 24 hours. They show up here within seconds of W4GLK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.

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
1.6	KC4ED	Summerville KC4ED	442.3000	+5	none	FM (analog)		—	Summerville, SC
2.5	KX4DOR	Summerville KX4DOR	145.2800	-0.6	none	D-STAR		—	Summerville, SC
2.5	KX4DOR	Summerville KX4DOR	442.8375	+5	none	D-STAR		—	Summerville, SC
3.1	WX3C Listed as WX3C VHF	SUMMERVILLE WX3C BM	147.2500	+0.6	CC7	DMR	BrandMeister 312093	—	SUMMERVILLE, SC
3.1	WX3C Listed as WX3C UHF	SUMMERVILLE WX3C BM	443.3700	+5	CC7	DMR	BrandMeister 311239	—	SUMMERVILLE, SC
3.1	WX3C	Boynton Beach WX3C BM	902.9875	+25	CC7	DMR	BrandMeister 312098	—	Boynton Beach, FL
4.9	N2OBS	Ladson N2OBS EchoLink	443.7750	+5	TSQL 123.0	FM (analog)	EchoLink 99729	—	Ladson, SC
5.2	W4HRS	Summerville Med W4HRS	146.9850	-0.6	TONE 123.0	FM (analog)		—	Summerville, SC
5.8	WA4NMW	Knightsville WA4NMW	147.2250	+0.6	TSQL 123.0	FM (analog)		—	Knightsville, SC
6.9	WA4USN	Knightsville WA4USN	146.9400	-0.6	TSQL 123.0	FM (analog)		—	Knightsville, SC
6.9	WA4USN	Mount Pleasant WA4USN	441.4500	+5	TSQL 123.0	FM (analog)		—	Mount Pleasant, SC
6.9	W4HRS	Nort Trident Hos W4HRS	146.7300	-0.6	TONE 123.0	FM (analog)		—	North Charleston, SC
9.0	KX4DOR	Ridgeville KX4DOR	443.8000	+5	CC1	DMR		—	Ridgeville, SC
12.5	NE2S	Hanahan NE2S BM	439.5000	-5	CC1	DMR	BrandMeister 316694501	—	Hanahan, SC
12.9	W4HNK	Dorchester W4HNK	147.1800	+0.6	TONE 123.0	FM (analog)		—	Dorchester, SC
12.9	W4HNK	Dorchester W4HNK	443.8000	+5	TONE 123.0	FM (analog)		—	Dorchester, SC
13.2	W4ANK	Jedburg W4ANK	147.2700	+0.6	TONE 123.0	FM (analog)		—	Jedburg, SC
13.7	N9HQC	Ravenel N9HQC BM	443.9000	+5	TONE 123.0	FM (analog) (DMR,FM)	BrandMeister 314755	—	Ravenel, SC
13.9	W4BRK	Moncks Corner W4BRK	146.6100	-0.6	TSQL 123.0	FM (analog)		—	Moncks Corner, SC
14.3	W4HRS	Moncks Corne EOC W4HRS	145.4900	-0.6	TONE 103.5	FM (analog)		—	Moncks Corner, SC
15.7	KK4B	Cordesville KK4B	145.3500	-0.6	TSQL 162.2	FM (analog)	🗓 2 nets	2 nets · 35 check-ins · 24 stations	Cordesville, SC
17.5	W4HRS	Charleston W4HRS	444.7750	+5	TONE 123.0	FM (analog)		—	Charleston, SC
18.3	WR4SC	Charleston WR4SC	147.1050	+0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
18.3	WR4SC	Florence WR4SC	441.5750	+5	TSQL 91.5	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Florence, SC
18.3	WR4SC	Charleston WR4SC NC-PRN	443.0375	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
18.4	W4HRS	Charleston W4HRS	145.1600	-0.6	none	D-STAR		—	Charleston, SC
18.4	W4HRS	Charleston W4HRS	444.1125	+5	none	D-STAR		—	Charleston, SC
18.6	K4IUG	Charleston K4IUG	224.6600	-1.6	TSQL 210.7	FM (analog)		—	Charleston, SC
18.6	K4IUG	West Ashley FS 1 K4IUG	443.3750	+5	TSQL 100.0	FM (analog)		—	West Ashley, SC
21.8	W4HRS	Charleston MUSC W4HRS IRLP	145.4500	-0.6	TONE 123.0	FM (analog)	IRLP 4557	—	Charleston, SC
21.8	W4HRS	Charleston MUSC W4HRS	444.8250	+5	TONE 123.0	FM (analog)		—	Charleston, SC
22.8	WA4USN	Charleston USS WA4USN	146.7900	-0.6	TONE 123.0	FM (analog)		—	Charleston, SC
23.9	K4IUG	Adams Run K4IUG	147.3450	+0.6	TSQL 141.3	FM (analog)		—	Adams Run, SC
24.2	K4IUG	Mt Pleasant K4IUG NONE-USE-C	443.4500	+5	TSQL 100.0	FM (analog) (DMR,FM)	NONE-USE-CONTACT99	—	Mt Pleasant, SC
25.4	KA4GDW	Saint George M&M KA4GDW	147.0450	+0.6	TSQL 103.5	FM (analog)		—	Saint George, SC
25.9	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
27.3	KK4B	Russellville KK4B	147.3000	+0.6	TSQL 162.2	FM (analog)	🗓 2 nets	2 nets · 35 check-ins · 24 stations	Russellville, SC
28.1	WR4SC	Charleston WR4SC	146.7600	-0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
28.1	WR4SC	Charleston WR4SC NC-PRN	442.4625	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
28.1	KR4CHS	Awendaw KR4CHS	145.1200	-0.6	none	D-STAR	🗓 1 net	1 net	Awendaw, SC
30.6	KG4BZN	Walterboro KG4BZN	147.1350	+0.6	none	FM (analog)		—	Walterboro, SC
30.6	KG4BZN	Walterboro KG4BZN	444.5500	+5	TONE 123.0	FM (analog)		—	Walterboro, SC
30.7	W4HRS	Walterboro Colle W4HRS	444.8500	+5	TONE 123.0	FM (analog)		—	Walterboro, SC
31.0	KJ4QLH	Vance KJ4QLH	146.8050	-0.6	TSQL 156.7	FM (analog)		—	Vance, SC
31.8	WA4USN	Seabrook Island WA4USN	145.4100	-0.6	TONE 123.0	FM (analog)		—	Seabrook Island, SC
33.6	N7GZT	Vance N7GZT AllStar	442.2000	+5	DCS 023	FM (analog)	AllStar 637122 AllStar 637121	—	Vance, SC
35.8	W4APE	Greeleyville W4APE	444.7500	+5	TSQL 123.0	FM (analog)		—	Greeleyville, SC
37.0	KA4GDW	Bowman KA4GDW	146.8350	-0.6	TSQL 179.9	FM (analog)		—	Bowman, SC
37.4	KA4GDW	Bowman KA4GDW	224.7800	-1.6	TSQL 179.9	FM (analog)		—	Bowman, SC
37.6	WA4SJS	White Hall WA4SJS	146.9100	-0.6	TONE 156.7	FM (analog)		—	White Hall, SC
37.6	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
38.5	K4LMD	Branchville K4LMD	145.2100	-0.6	TSQL 100.0	FM (analog)		—	Branchville, SC
38.7	W4APE	Greeleyville W4APE EchoLink	145.2300	-0.6	TONE 123.0	FM (analog)	EchoLink 779467	—	Greeleyville, SC
44.8	KM4ABW	Manning Hosp KM4ABW	145.1500	-0.6	TSQL 91.5	FM (analog)		—	Manning, SC
49.2	N0VQE	Beaufort SC N0VQE BM	441.5000	+5	CC1	DMR	BrandMeister 311042910	—	Beaufort, SC 29907, SC
4.9	N2OBS offline	Ladson N2OBS EchoLink	146.8650	-0.6	TONE 123.0	FM (analog)	EchoLink 99729	—	Ladson, SC
24.2	KK4ZBE offline	Mt Pleasant E KK4ZBE	146.6850	-0.6	TSQL 162.2	FM (analog)		—	Mt Pleasant, SC
37.5	KJ4LNJ offline	Green Pond White KJ4LNJ	444.0750	+5	none	D-STAR		—	Green Pond, SC
37.6	KJ4LNJ offline	Green Pond S.C KJ4LNJ	145.4800	-0.6	none	D-STAR		—	Green Pond, SC