N9TPB FCC License Search

🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 2, 2026) · next update today 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

KM4RK HAM

Amateur Extra class licensed since 2001 (25 yrs) KM4RK since 2006 · previously KG4ORA Dorchester, SC grid EM93td active on 4 nets LoTW user eQSL AG heard on PSK Reporter by 44 69 repeaters within 50 mi

🔒 Not available — currently licensed, through Mar 3, 2036. If it isn't renewed, it opens for vanity requests Mar 4, 2038.

📬 QSL: LoTW user · last upload Jul 20, 2026 · eQSL AG member · QRZ · HamQTH

📝 KM4RK has filed vanity applications before — latest filed Feb 13, 2006 · what was requested

Currently held by MARK A VAN SICKLE · 1 holder on record

🗓 Active on 4 nets · net control for 1 · last heard Oct 2, 2026

Current holder: MARK A VAN SICKLE

Held KM4RK Mar 3, 2006 → present · first licensed Aug 2, 2001 as KG4ORA · 2 licenses · FRN 0005600655

KM4RK Active Amateur Extra · vanity Mar 3, 2006 → expires Mar 3, 2036

Licensee
MARK A VAN SICKLE

Address
Attn: Mark A Van Sickle
100 TWIN OAK LN
DORCHESTER, SC 29437
33.1439, -80.3781 (street) · Grid EM93td · CQ 5 · ITU 8 · map ↗

FRN
0005600655

Previous call
KG4ORA (General)

Last granted
Jan 21, 2026

Effective
Jan 21, 2026

Last action
Jan 21, 2026
FCC actions (4)
- Jan 21, 2026 — License renewed LIREN
- Dec 17, 2015 — License renewed LIREN
- Mar 3, 2006 — Vanity call sign granted VANGRT
- Mar 3, 2006 — License issued LIISS
KG4ORA Canceled Amateur Extra Aug 2, 2001 → Mar 3, 2006 (canceled)

Licensee
MARK A VAN SICKLE

Address
100 TWIN OAKS LN
DORCHESTER, SC 29437
33.1352, -80.4177 (ZIP center) · Grid EM93sd · CQ 5 · ITU 8 · map ↗

FRN
0005600655

Last granted
Aug 2, 2001

Effective
Nov 17, 2005

Last action
Mar 3, 2006
FCC actions (4)
- Mar 3, 2006 — License canceled LICAN
- Nov 17, 2005 — License modified LIMOD
- Jun 3, 2002 — License modified LIMOD
- Aug 2, 2001 — License issued LIISS

Address history

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

Seen Sep 27, 2026 · 1 snapshot · as KM4RK
MARK A VAN SICKLE
Attn: Mark A Van Sickle
100 TWIN OAK LN, DORCHESTER, SC 29437
33.1439, -80.3781 (street) · Grid EM93td · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 92 snapshots · as KG4ORA
Mark A Van Sickle
100 Twin Oaks Ln, Dorchester, SC 29437
33.1352, -80.4177 (ZIP center) · Grid EM93sd · CQ 5 · ITU 8 · map ↗

Vanity applications filed by KM4RK

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 Feb 13, 2006 Granted Jan 21, 2026 0002480646	KG4ORA · MARK A VAN SICKLE · Amateur Extra 100 TWIN OAKS LN, DORCHESTER, SC 29437 33.1352, -80.4177 (ZIP center) · Grid EM93sd · CQ 5 · ITU 8 · map ↗	1.KM4RK ✓ granted	Granted got KM4RK
Filed Sep 15, 2005 Granted Jan 21, 2026 0002317172	KG4ORA · Mark A Van Sickle · General Attn: Mark A Van Sickle · 100 Twin Oaks Ln, Dorchester, SC 29437 33.1352, -80.4177 (ZIP center) · Grid EM93sd · CQ 5 · ITU 8 · map ↗	1.KM4RK ✓ granted	Dismissed got KM4RK

Others requesting KM4RK

3 applications listed KM4RK as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jan 30, 2008	Feb 17, 2008	KJ4BJN · MARK E JOHNSON · ELLIJAY, GA	3	Dismissed
Feb 13, 2006	Mar 3, 2006	KG4ORA · MARK A VAN SICKLE · DORCHESTER, SC	1	Granted
Sep 15, 2005	Oct 3, 2005	KG4ORA · Mark A Van Sickle · Dorchester, SC	1	Dismissed

Nets

Net	When	Frequency	Role	Times	Last
SC ARES HF Net	Tue 5:45 PM ET	3.990	Net control	1	2026-09-15
SVARA Submarine Veterans Net	Weekdays 4:00 PM UTC	14.343	Checked in	17	2026-10-02
SC Statewide ARES HF Net	Daily 5:25 PM CT	3.990	Checked in	3	2026-09-29
SCSSB TRAFFIC NET	Mon 6:30 PM · Mon 6:45 PM ET	3.915	Checked in	2	2026-09-21
SC ARES HF Net	Tue 5:45 PM ET	3.990	Checked in	2	2026-09-15

From nets logged with NetLogger since the start of collection.

📡 On the air: APRS, digital & WSPR spots

📤 Heard by others PSK Reporter

Heard by 44 stations (178 reports) · last 1 hr ago · WSPR · grid EM93td44

20m · 44

Farthest: G4ZFQ, 4,036 miles on 20m WSPR (-30 dB)

PSK Reporter map →

Repeaters within 50 miles

69 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
1.3	W4ANK	Jedburg W4ANK	147.2700	+0.6	TONE 123.0	FM (analog)		—	Jedburg, SC
1.6	W4HNK	Dorchester W4HNK	147.1800	+0.6	TONE 123.0	FM (analog)		—	Dorchester, SC
1.6	W4HNK	Dorchester W4HNK	443.8000	+5	TONE 123.0	FM (analog)		—	Dorchester, SC
5.5	KX4DOR	Ridgeville KX4DOR	443.8000	+5	CC1	DMR		—	Ridgeville, SC
11.4	WA4NMW	Knightsville WA4NMW	147.2250	+0.6	TSQL 123.0	FM (analog)		—	Knightsville, SC
11.5	KA4GDW	Saint George M&M KA4GDW	147.0450	+0.6	TSQL 103.5	FM (analog)		—	Saint George, SC
11.8	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
12.1	WA4USN	Knightsville WA4USN	146.9400	-0.6	TSQL 123.0	FM (analog)		—	Knightsville, SC
12.1	WA4USN	Mount Pleasant WA4USN	441.4500	+5	TSQL 123.0	FM (analog)		—	Mount Pleasant, SC
14.6	KC4ED	Summerville KC4ED	442.3000	+5	none	FM (analog)		—	Summerville, SC
15.0	KX4DOR	Summerville KX4DOR	145.2800	-0.6	none	D-STAR		—	Summerville, SC
15.0	KX4DOR	Summerville KX4DOR	442.8375	+5	none	D-STAR		—	Summerville, SC
16.5	WX3C Listed as WX3C VHF	SUMMERVILLE WX3C BM	147.2500	+0.6	CC7	DMR	BrandMeister 312093	—	SUMMERVILLE, SC
16.5	WX3C Listed as WX3C UHF	SUMMERVILLE WX3C BM	443.3700	+5	CC7	DMR	BrandMeister 311239	—	SUMMERVILLE, SC
16.5	WX3C	Boynton Beach WX3C BM	902.9875	+25	CC7	DMR	BrandMeister 312098	—	Boynton Beach, FL
17.7	W4HRS	Summerville Med W4HRS	146.9850	-0.6	TONE 123.0	FM (analog)		—	Summerville, SC
19.0	N2OBS	Ladson N2OBS EchoLink	443.7750	+5	TSQL 123.0	FM (analog)	EchoLink 99729	—	Ladson, SC
20.0	N9HQC	Ravenel N9HQC BM	443.9000	+5	TONE 123.0	FM (analog) (DMR,FM)	BrandMeister 314755	—	Ravenel, SC
20.2	KJ4QLH	Vance KJ4QLH	146.8050	-0.6	TSQL 156.7	FM (analog)		—	Vance, SC
21.1	N7GZT	Vance N7GZT AllStar	442.2000	+5	DCS 023	FM (analog)	AllStar 637122 AllStar 637121	—	Vance, SC
21.2	W4HRS	Nort Trident Hos W4HRS	146.7300	-0.6	TONE 123.0	FM (analog)		—	North Charleston, SC
21.4	W4BRK	Moncks Corner W4BRK	146.6100	-0.6	TSQL 123.0	FM (analog)		—	Moncks Corner, SC
21.8	W4HRS	Moncks Corne EOC W4HRS	145.4900	-0.6	TONE 103.5	FM (analog)		—	Moncks Corner, SC
22.8	KA4GDW	Bowman KA4GDW	146.8350	-0.6	TSQL 179.9	FM (analog)		—	Bowman, SC
23.0	W4HRS	Walterboro Colle W4HRS	444.8500	+5	TONE 123.0	FM (analog)		—	Walterboro, SC
23.2	KA4GDW	Bowman KA4GDW	224.7800	-1.6	TSQL 179.9	FM (analog)		—	Bowman, SC
23.5	KG4BZN	Walterboro KG4BZN	147.1350	+0.6	none	FM (analog)		—	Walterboro, SC
23.5	KG4BZN	Walterboro KG4BZN	444.5500	+5	TONE 123.0	FM (analog)		—	Walterboro, SC
24.7	K4LMD	Branchville K4LMD	145.2100	-0.6	TSQL 100.0	FM (analog)		—	Branchville, SC
26.6	NE2S	Hanahan NE2S BM	439.5000	-5	CC1	DMR	BrandMeister 316694501	—	Hanahan, SC
27.3	KK4B	Cordesville KK4B	145.3500	-0.6	TSQL 162.2	FM (analog)	🗓 2 nets	2 nets · 35 check-ins · 24 stations	Cordesville, SC
29.6	K4IUG	Adams Run K4IUG	147.3450	+0.6	TSQL 141.3	FM (analog)		—	Adams Run, SC
29.8	KK4B	Russellville KK4B	147.3000	+0.6	TSQL 162.2	FM (analog)	🗓 2 nets	2 nets · 35 check-ins · 24 stations	Russellville, SC
30.3	W4HRS	Charleston W4HRS	444.7750	+5	TONE 123.0	FM (analog)		—	Charleston, SC
31.3	WR4SC	Charleston WR4SC	147.1050	+0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
31.3	WR4SC	Florence WR4SC	441.5750	+5	TSQL 91.5	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Florence, SC
31.3	WR4SC	Charleston WR4SC NC-PRN	443.0375	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
31.6	K4IUG	West Ashley FS 1 K4IUG	443.3750	+5	TSQL 100.0	FM (analog)		—	West Ashley, SC
31.9	K4IUG	Charleston K4IUG	224.6600	-1.6	TSQL 210.7	FM (analog)		—	Charleston, SC
32.1	W4HRS	Charleston W4HRS	145.1600	-0.6	none	D-STAR		—	Charleston, SC
32.1	W4HRS	Charleston W4HRS	444.1125	+5	none	D-STAR		—	Charleston, SC
34.7	WA4SJS	White Hall WA4SJS	146.9100	-0.6	TONE 156.7	FM (analog)		—	White Hall, SC
34.7	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
35.2	W4APE	Greeleyville W4APE	444.7500	+5	TSQL 123.0	FM (analog)		—	Greeleyville, SC
35.3	W4HRS	Charleston MUSC W4HRS IRLP	145.4500	-0.6	TONE 123.0	FM (analog)	IRLP 4557	—	Charleston, SC
35.3	W4HRS	Charleston MUSC W4HRS	444.8250	+5	TONE 123.0	FM (analog)		—	Charleston, SC
36.6	WA4USN	Charleston USS WA4USN	146.7900	-0.6	TONE 123.0	FM (analog)		—	Charleston, SC
37.6	W4APE	Greeleyville W4APE EchoLink	145.2300	-0.6	TONE 123.0	FM (analog)	EchoLink 779467	—	Greeleyville, SC
37.7	WR4SC	Orangeburg WR4SC	146.8800	-0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Orangeburg, SC
37.7	WR4SC	Orangeburg WR4SC NC-PRN	440.5875	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Orangeburg, SC
37.7	WR4SC	Orangeburg WR4SC	441.7500	+5	TONE 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Orangeburg, SC
38.1	KJ4QLH	Orangeburg /Calh KJ4QLH	147.3900	+0.6	TSQL 156.7	FM (analog)		—	Orangeburg, SC
38.5	K4IUG	Mt Pleasant K4IUG NONE-USE-C	443.4500	+5	TSQL 100.0	FM (analog) (DMR,FM)	NONE-USE-CONTACT99	—	Mt Pleasant, SC
38.7	KM4ABW	Manning Hosp KM4ABW	145.1500	-0.6	TSQL 91.5	FM (analog)		—	Manning, SC
39.4	WB4TGK	Bamberg WB4TGK	145.3300	-0.6	TONE 156.7	FM (analog)		—	Bamberg, SC
40.9	WA4USN	Seabrook Island WA4USN	145.4100	-0.6	TONE 123.0	FM (analog)		—	Seabrook Island, SC
42.1	WR4SC	Charleston WR4SC	146.7600	-0.6	TSQL 123.0	FM (analog)	🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
42.1	WR4SC	Charleston WR4SC NC-PRN	442.4625	+5	CC1	DMR	NC-PRN 🗓 2 nets	2 nets · 207 check-ins · 97 stations	Charleston, SC
42.2	KR4CHS	Awendaw KR4CHS	145.1200	-0.6	none	D-STAR	🗓 1 net	1 net	Awendaw, SC
42.7	N7GZT	Saint Matthews N7GZT	53.2100	-1	none	FM (analog)		—	Saint Matthews, SC
42.7	AD4U	Saint Matthews AD4U	146.6700	-0.6	TSQL 156.7	FM (analog)		—	Saint Matthews, SC
42.9	N7GZT	Saint Hemlock rd N7GZT AllStar	442.7750	+5	TSQL 156.7	FM (analog)	AllStar 637120	—	Saint Matthews, SC
44.9	KJ4BWK	Saint Matthews KJ4BWK	145.4000	-0.6	none	D-STAR		—	Saint Matthews, SC
48.1	KJ4QLH	Neeses KJ4QLH	147.0900	+0.6	TONE 156.7	FM (analog)		—	Neeses, SC
49.9	W4FTK	Wedgefield W4FTK AllStar	147.0600	+0.6	DCS 315	FM (analog)	AllStar 40040 EchoLink 367365 🗓 2 nets	2 nets · 540 check-ins · 248 stations	Wedgefield, SC
19.0	N2OBS offline	Ladson N2OBS EchoLink	146.8650	-0.6	TONE 123.0	FM (analog)	EchoLink 99729	—	Ladson, SC
34.5	KJ4LNJ offline	Green Pond White KJ4LNJ	444.0750	+5	none	D-STAR		—	Green Pond, SC
34.7	KJ4LNJ offline	Green Pond S.C KJ4LNJ	145.4800	-0.6	none	D-STAR		—	Green Pond, SC
38.5	KK4ZBE offline	Mt Pleasant E KK4ZBE	146.6850	-0.6	TSQL 162.2	FM (analog)		—	Mt Pleasant, SC