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

WILLIAM M SLATER

FRN 0002477669 · first licensed Jan 21, 1999 as KD5GCX · 4 licenses on record

📻 GMRS licenses on this FRN

GMRS call	Status	Name	Location	Granted	Expires
WROX530	Active	William M Slater 635	Poteau, OK	Dec 28, 2021	Dec 28, 2031

📝 FCC applications (9)

Received	File number	Service	Purpose	Status	Call
Apr 14, 2026	0011996115	HAM	Renewal	Granted	KD5GCX
Dec 27, 2021	0009844119	GMRS	New license	Granted
May 31, 2016	0007286608	HAM	Modification	Granted	K5NCO
Feb 12, 2013	0005645087	HAM	Renewal	Granted	K5NCO
Apr 24, 2003	0001283539	HAM	Amendment	Granted	K3BIL
Dec 7, 2001	0000685432	HAM	Modification	Granted	KD5GCX
Aug 4, 2000	0000200878	HAM	Modification	Granted	KD5GCX
Aug 3, 2000	0000200879	HAM	Modification	Granted	KD5GCX
Mar 10, 2000	0000092410	HAM	Modification	Granted	KD5GCX

Complete licensing history

KD5GCX Active General · vanity Jun 18, 2016 → expires Jun 18, 2036

Licensee
WILLIAM M SLATER

Address
PO Box 92
POTEAU, OK 74953-0092
35.0381, -94.5715 (ZIP center) · Grid EM25ra · CQ 4 · ITU 7 · map ↗

FRN
0002477669

Previous call
K5NCO (Technician Plus)

Last granted
Apr 15, 2026

Effective
Apr 15, 2026

Last action
Apr 15, 2026
FCC actions (3)
- Apr 15, 2026 — License renewed LIREN
- Jun 18, 2016 — Vanity call sign granted VANGRT
- Jun 18, 2016 — License issued LIISS
K5NCO Canceled General · vanity May 13, 2003 → Jun 18, 2016 (canceled)

Licensee
WILLIAM M SLATER

Address
PO Box 92
POTEAU, OK 74953-0092
35.0381, -94.5715 (ZIP center) · Grid EM25ra · CQ 4 · ITU 7 · map ↗

FRN
0002477669

Previous call
K3BIL (Technician Plus)

Last granted
Feb 13, 2013

Effective
Feb 13, 2013

Last action
Jun 18, 2016
FCC actions (4)
- Jun 18, 2016 — License canceled LICAN
- Feb 13, 2013 — License renewed LIREN
- May 13, 2003 — Vanity call sign granted VANGRT
- May 13, 2003 — License issued LIISS
K3BIL Canceled General · vanity Mar 8, 2002 → May 13, 2003 (canceled)

Licensee
WILLIAM M SLATER

Address
PO Box 92
POTEAU, OK 74953-0092
35.0381, -94.5715 (ZIP center) · Grid EM25ra · CQ 4 · ITU 7 · map ↗

FRN
0002477669

Previous call
KD5GCX (Technician Plus)

Last granted
Mar 8, 2002

Effective
Mar 8, 2002

Last action
May 13, 2003
FCC actions (3)
- May 13, 2003 — License canceled LICAN
- Mar 8, 2002 — Vanity call sign granted VANGRT
- Mar 8, 2002 — License issued LIISS
KD5GCX Canceled General Jan 21, 1999 → Mar 8, 2002 (canceled)

Licensee
WILLIAM M SLATER

Address
PO Box 92
POTEAU, OK 74953-0092
35.0381, -94.5715 (ZIP center) · Grid EM25ra · CQ 4 · ITU 7 · map ↗

FRN
0002477669

Last granted
Jan 21, 1999

Effective
Aug 5, 2000

Last action
Mar 8, 2002
FCC actions (4)
- Mar 8, 2002 — License canceled LICAN
- Aug 5, 2000 — License modified LIMOD
- Aug 5, 2000 — License modified LIMOD
- Mar 11, 2000 — License modified LIMOD

Address history

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

Seen Nov 7, 2004 → Oct 4, 2026 · 170 snapshots · as KD5GCX
WILLIAM M SLATER
PO Box 92
POTEAU, OK 74953-0092
35.0381, -94.5715 (ZIP center) · Grid EM25ra · CQ 4 · ITU 7 · map ↗

Repeaters within 50 miles

39 repeaters within 50 miles of this ZIP code, 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 · center is the ZIP code (approximate) · 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
3.1	W5ANR	Poteau W5ANR	444.5500	+5	DCS 023	FM (analog)		—	Poteau, OK
6.5	W5ANR	Fort Smith Cavan W5ANR	146.6400	-0.6	TSQL 88.5	FM (analog)		—	Fort Smith, OK
6.5	W5ANR	Poteau Cavanal W5ANR	444.5000	+5	TONE 88.5	FM (analog)		—	Poteau, OK
6.8	W5IAS	Poteau W5IAS	442.2500	+5	TSQL 88.5	FM (analog)	🗓 1 net	1 net	Poteau, OK
12.7	KB5SWA	Pocola KB5SWA	444.0250	+5	none	FM (analog)		—	Pocola, OK
22.5	WD5MHZ	Arkoma Oklahoma WD5MHZ AllStar	442.4250	+5	none	FM (analog)	AllStar 630960 AllStar 630964	—	Arkoma, Oklahoma, OK
24.2	K5PWR	Fort Smith K5PWR WIRES-X	444.7250	+5	TSQL 88.5	FM (analog) (FM,C4FM)	WIRES-X 53412	—	Fort Smith, AR
24.9	K3UNX	Fort Smith Bapti K3UNX	146.9700	-0.6	TONE 123.0	FM (analog)		—	Fort Smith, AR
25.9	N5CST	Talihina Sycamor N5CST	145.4100	-0.6	TONE 88.5	FM (analog)		—	Talihina, OK
25.9	W5ANR	Fort Smith W5ANR	146.9400	-0.6	TSQL 88.5	FM (analog)		—	Fort Smith, AR
26.2	W5ACR	roland W5ACR BM	442.2750	+5	CC2	DMR	BrandMeister 313050	—	roland, OK
28.4	no call listed	Waldron Mtn Arkansas	443.3500	+5	none	FM (analog)		—	Waldron, AR
28.7	W5HUM	Mena Rich Mtn W5HUM AllStar	146.7900	-0.6	TSQL 100.0	FM (analog)	AllStar 654580 🗓 1 net	1 net	Mena, AR
28.9	no call listed	Waldron Arkansas	146.8800	-0.6	none	FM (analog)		—	Waldron, AR
30.1	N5CST	Big Cedar N5CST	147.3750	+0.6	TONE 123.0	FM (analog)		—	Big Cedar, OK
30.3	KC5YQB	Van Buren KC5YQB	145.1900	-0.6	TSQL 141.3	FM (analog)		—	Van Buren, AR
30.3	W5ANR	Liberty W5ANR	444.3000	+5	TONE 88.5	FM (analog)		—	Liberty, OK
30.4	W5JWT	Liberty Jeremiah W5JWT	145.1100	-0.6	TSQL 114.8	FM (analog)		—	Liberty, OK
35.0	W5AWX	Mena Buck Knob W5AWX	442.5000	+5	TONE 79.7	FM (analog)		—	Mena, AR
35.4	NA0D	Van Buren NA0D AllStar	444.4000	+5	TSQL 107.2	FM (analog)	AllStar 472350 EchoLink 196181 AllStar 472356	—	Van Buren, AR
36.1	N5LLH	Octavia N5LLH Mixed-Mode	443.0750	+5	CC1	DMR	Mixed-Mode	—	Octavia, OK
36.5	KB5JBS	Mena Stand Pipe KB5JBS BM	442.9500	+5	TSQL 88.5	FM (analog) (DMR,FM)	BrandMeister 310077	—	Mena, AR
36.5	KC5MMW	Mena KC5MMW AllStar	444.9250	+5	TSQL 88.5	FM (analog)	AllStar 41454 EchoLink 744718	—	Mena, AR
36.7	W5HUM	Mena Rich Mtn W5HUM	443.3500	+5	TSQL 100.0	FM (analog)	🗓 1 net	1 net	Mena, AR
36.8	KC5MMW	Mena KC5MMW BM	147.9900	in 144.5100	CC1	DMR	BrandMeister 310517	—	Mena, AR
39.3	W5ACR	Vian W5ACR BM	442.0000	+5	CC1	DMR	BrandMeister 312598	—	Vian, OK
41.6	N5HIG	Rudy Lancaster N5HIG	147.1650	+0.6	TSQL 123.0	FM (analog)		—	Rudy, AR
42.7	N5HIG	Rudy Lancaster N5HIG	443.7250	+5	TSQL 123.0	FM (analog)		—	Rudy, AR
42.9	W5SWL	Mulberry W5SWL AllStar	927.7250	-25	CC1	DMR	BrandMeister 314043 AllStar 606660	—	Mulberry, AR
43.0	W5AWX	Mena Buck Knob W5AWX	145.4300	-0.6	TSQL 141.3	FM (analog)		—	Mena, AR
44.9	W4NFD	Porum W4NFD ChicagoLan	443.1250	+5	CC1	DMR	ChicagoLand	—	Porum, OK
45.6	W4NFD	Porum W4NFD AllStar	53.0100	-1	TONE 77.0	FM (analog)	AllStar 48792	—	Porum, OK
46.3	W4NFD	Porum W4NFD AllStar	223.4800	simplex	TONE 131.8	FM (analog)	AllStar 48799 AllStar 487990 AllStar 487991	—	Porum, OK
48.8	WD5EFY	Lufkin WD5EFY CBridge-2	440.0000	+0.6	CC9	DMR	CBridge-2.0	—	Lufkin, TX
50.0	KM5VK	Nashoba CC Mtn KM5VK	145.2900	-0.6	TSQL 162.2	FM (analog)		—	Nashoba, OK
36.5	K5PS offline	Mena K5PS	444.6750	+5	none	FM (analog)		—	Mena, AR
44.4	WD5CFJ offline	Mena WD5CFJ	442.1750	+5	TSQL 114.8	FM (analog)		—	Mena, AR
44.9	W4NFD offline	Porum W4NFD	444.5250	+5	none	P25		—	Porum, OK
47.0	W5SWL offline	Mulberry W5SWL	927.6250	-25	CC?	DMR		—	Mulberry, AR

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed May 31, 2016 Granted Jan 21, 1999 0007286608	K5NCO · WILLIAM M SLATER · General PO Box 92 · POTEAU, OK 74953-0092 35.0381, -94.5715 (ZIP center) · Grid EM25ra · CQ 4 · ITU 7 · map ↗	1.KD5GCX ✓ granted	Granted got KD5GCX
Filed Apr 24, 2003 Award date was May 12, 2003 0001283539	K3BIL · WILLIAM M SLATER · General PO Box 92 · POTEAU, OK 74953-0092 35.0381, -94.5715 (ZIP center) · Grid EM25ra · CQ 4 · ITU 7 · map ↗	1.K5NCO held 2.N5NCO held 3.W5WIL held 4.W5WRS held	Granted
Filed Dec 7, 2001 Award date was Dec 25, 2001 0000685432	KD5GCX · WILLIAM M SLATER · General PO Box 92 · POTEAU, OK 74953-0092 35.0381, -94.5715 (ZIP center) · Grid EM25ra · CQ 4 · ITU 7 · map ↗	1.K3BIL held 2.W3BIL held 3.W1BIL held 4.N1BIL available 5.W5WMS held 6.K6WIL held 7.K4WIL held 8.K2WIL held 9.K1WIL held 10.K0WIL held	Granted