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

Mark W Shannon

FRN 0002280261 · first licensed Jul 21, 1994 as KB0OJU · 3 licenses on record

📻 GMRS licenses on this FRN

GMRS call	Status	Name	Location	Granted	Expires
WRDZ563	Active	Mark W Shannon	Moberly, MO	Aug 28, 2019	Aug 28, 2029
WPTF895	Expired	Mark W Shannon	Omaha, NE	Sep 8, 2006	Sep 25, 2011

📝 FCC applications (23)

Received	File number	Service	Purpose	Status	Call
Dec 16, 2025	0011833370	HAM	Modification	Granted	K0CBS
Dec 12, 2025	0011829021	GMRS	Administrative update	Granted
Dec 12, 2025	0011829015	HAM	Administrative update	Granted	K0CBS
Mar 3, 2021	0009437559	HAM	Renewal	Granted	K0CBS
Aug 27, 2019	0008779641	GMRS	New license	Granted
Jun 28, 2017	0007834262	HAM	Administrative update	Granted	K0CBS
Aug 2, 2013	0005880698	HAM	Administrative update	Granted	K0CBS
Nov 10, 2011	0004949415	HAM	Duplicate license	Granted	K0CBS
Feb 28, 2011	0004631968	HAM	Renewal	Granted	K0CBS
Jul 7, 2009	0003893639	GMRS	Administrative update	Granted
Jul 7, 2009	0003893638	HAM	Administrative update	Granted	K0CBS
Jul 7, 2009	0003893620	GMRS	Administrative update	Granted
Jul 7, 2009	0003893619	HAM	Administrative update	Granted	K0CBS
Sep 6, 2006	0002742468	GMRS	Renewal	Granted
Nov 29, 2005	0002393812	GMRS	Administrative update	Granted
Nov 29, 2005	0002393804	HAM	Administrative update	Granted	K0CBS
Oct 25, 2004	0001911263	GMRS	Administrative update	Granted
Oct 25, 2004	0001911258	HAM	Administrative update	Granted	K0CBS
Sep 24, 2001	0000600325	GMRS	New license	Granted
Jun 19, 2001	0000494545	HAM	Modification	Granted	K0CBS
May 22, 2001	0000469151	HAM	Administrative update	Granted	K0CBS
May 3, 2001	0000448080	HAM	Modification	Granted	KB0OJU
Oct 3, 2000	0000232898	HAM	Administrative update	Granted	KB0OJU

Complete licensing history

K0NBC Active General · vanity Jan 3, 2026 → expires Jan 3, 2036

Licensee
Mark W Shannon

Address
Attn: MARK W SHANNON
1011 S. Williams St
Moberly, MO 65270
39.4081, -92.4396 (street) · Grid EM39sj · CQ 4 · ITU 7 · map ↗

FRN
0002280261

Previous call
K0CBS (Technician)

Last granted
Jan 3, 2026

Effective
Jan 3, 2026

Last action
Jan 3, 2026
FCC actions (2)
- Jan 3, 2026 — Vanity call sign granted VANGRT
- Jan 3, 2026 — License issued LIISS
K0CBS Canceled General · vanity May 22, 2001 → Jan 3, 2026 (canceled)

Licensee
Mark W Shannon

Address
Attn: MARK W SHANNON
1011 S. Williams St
Moberly, MO 65270
39.4081, -92.4396 (street) · Grid EM39sj · CQ 4 · ITU 7 · map ↗

FRN
0002280261

Previous call
KB0OJU (Technician)

Last granted
Mar 5, 2021

Effective
Dec 13, 2025

Last action
Jan 3, 2026
FCC actions (13)
- Jan 3, 2026 — License canceled LICAN
- Dec 13, 2025 — Administrative update LIAUA
- Mar 5, 2021 — License renewed LIREN
- Jun 29, 2017 — Administrative update LIAUA
- Aug 3, 2013 — Administrative update LIAUA
- Mar 1, 2011 — License renewed LIREN
- Jul 8, 2009 — Administrative update LIAUA
- Jul 8, 2009 — Administrative update LIAUA
- Nov 30, 2005 — Administrative update LIAUA
- Oct 26, 2004 — Administrative update LIAUA
- Jun 19, 2001 — License modified LIMOD
- May 23, 2001 — Administrative update LIAUA
- May 22, 2001 — License issued LIISS
KB0OJU Canceled Technician Jul 21, 1994 → May 22, 2001 (canceled)

Licensee
MARK W SHANNAN

Address
1011 S WILLIAMS
MOBERLY, MO 65270
39.4136, -92.3949 (ZIP center) · Grid EM39tj · CQ 4 · ITU 7 · map ↗

FRN
0002280261

Last granted
Jul 21, 1994

Effective
Oct 4, 2000

Last action
May 22, 2001
FCC actions (2)
- May 22, 2001 — License canceled LICAN
- Oct 4, 2000 — Administrative update LIAUA

Address history

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

Seen Oct 22, 2013 → Oct 4, 2026 · 23 snapshots · as K0CBS
Mark W Shannon
Attn: MARK W SHANNON
1011 S. Williams St, Moberly, MO 65270
39.4081, -92.4396 (street) · Grid EM39sj · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KB0OJU
MARK W SHANNAN
1011 S WILLIAMS, MOBERLY, MO 65270
39.4136, -92.3949 (ZIP center) · Grid EM39tj · CQ 4 · ITU 7 · map ↗
Seen Sep 5, 2017 → Sep 25, 2025 · 18 snapshots · as K0CBS
Mark W Shannon
PO Box 65203
905B Spencer Avenue, Columbia, MO 65203
38.8959, -92.3958 (ZIP center) · Grid EM38tv · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Apr 12, 2013 · 8 snapshots · as K0CBS
Mark W Shannon
Attn: Mark W. Shannon
2046 North 69th Street, Omaha, NE 68104
41.2954, -96.0023 (ZIP center) · Grid EN11xh · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as K0CBS
Mark W Shannon
3560 Howard Street APT 16, Omaha, NE 68105
41.2407, -95.9649 (ZIP center) · Grid EN21af · CQ 4 · ITU 7 · map ↗

Repeaters within 50 miles

40 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
0.7	K0MOB	Moberly K0MOB	147.0900	+0.6	TSQL 127.3	FM (analog)		—	Moberly, MO
0.7	K0MOB	Moberly K0MOB	443.9750	+5	none	FM (analog)		—	Moberly, MO
4.6	KM0HP	Renick KM0HP	145.2900	-0.6	TSQL 127.3	FM (analog)		—	Renick, MO
10.3	N0WEG	Clark N0WEG BM	449.0000	in 421.0000	CC1	DMR	BrandMeister 321352302	—	Clark, MO
13.7	WB6PQM	Jacksonville WB6PQM BM	442.6500	+5	CC3	DMR	BrandMeister 312911 BrandMeister 110613	—	Jacksonville, MO
21.1	AA0RC	Centralia AA0RC AllStar	443.0250	+5	TSQL 127.3	FM (analog) (DMR,FM)	AllStar 48009 BrandMeister 312447	—	Centralia, MO
21.1	AF0AM	Centralia AF0AM	444.8000	+5	TONE 103.5	FM (analog)		—	Centralia, MO
23.9	N0SYL	Paris N0SYL	146.8350	-0.6	TONE 127.3	FM (analog)		—	Paris, MO
23.9	N0PR	Macon N0PR	146.8050	-0.6	TSQL 156.7	FM (analog)		—	Macon, MO
31.4	WX0BC	Columbia WX0BC	146.6100	-0.6	TONE 127.3	FM (analog)		—	Columbia, MO
32.4	K0SI	Columbia K0SI BM	146.7600	-0.6	TSQL 127.3	FM (analog) (C4FM,DMR,DV,FM,P25)	BrandMeister 314655	—	Columbia, MO
32.4	K0SI Listed as K0SI 444.425	Columbia K0SI BM	444.4250	+5	CC3	DMR	BrandMeister 310018	—	Columbia, MO
33.1	AA0RC	Missouri KWWR AA0RC AllStar	147.2550	+0.6	TSQL 127.3	FM (analog)	AllStar 42605	—	, MO
33.1	AA0RC	Missouri KWWR AA0RC AllStar	443.4250	+5	TSQL 127.3	FM (analog) (DMR,FM)	AllStar 48008 BrandMeister 313140	—	, MO
34.1	W0BRC	Boonville W0BRC	147.3600	+0.6	TSQL 127.3	FM (analog)		—	Boonville, MO
34.1	KA0GFC	Boonville KA0GFC	442.7000	+5	TSQL 77.0	FM (analog)		—	Boonville, MO
34.1	KA0GFC	Boonville KA0GFC	444.7000	+5	TONE 77.0	FM (analog)		—	Boonville, MO
34.2	AA0RC	Missouri SSM AA0RC	444.8250	+5	TSQL 127.3	FM (analog)		—	, MO
34.3	KD0ETV	Marceline KD0ETV AllStar	443.1500	+5	TONE 110.9	FM (analog)	IRLP 4010 AllStar 56332	—	Marceline, MO
34.6	KD0ETV	Marceline KD0ETV WIRES-X	145.3500	-0.6	TONE 110.9	FM (analog)	WIRES-X 30711	—	Marceline, MO
37.1	K0PHP	Columbia K0PHP BM	927.5125	-25	CC3	DMR	BrandMeister 314762	—	Columbia, MO
37.3	WX0BC	Columbia WX0BC	927.5125	-25	DCS 306	FM (analog) (FM,DMR,P25)		—	Columbia, MO
40.4	KC0MV	Millersburg KC0MV	147.3150	+0.6	TONE 127.3	FM (analog)		—	Millersburg, MO
41.0	KA0EJQ	Monroe City KA0EJQ	146.7000	-0.6	TONE 127.3	FM (analog)	🗓 2 nets	2 nets · 18 check-ins · 13 stations	Monroe City, MO
41.2	KA0EJQ	Monroe City KA0EJQ	444.2000	+5	TONE 141.3	FM (analog)	🗓 2 nets	2 nets · 18 check-ins · 13 stations	Monroe City, MO
43.2	W0CIT	Brookfield W0CIT	147.3450	+0.6	TONE 110.9	FM (analog)		—	Brookfield, MO
44.7	WX0BC	Ashland WX0BC	444.1750	+5	TSQL 107.2	FM (analog)		—	Ashland, MO
44.9	K0SI	Ashland K0SI	52.8900	in 51.1900	TSQL 127.3	FM (analog)		—	Ashland, MO
44.9	W0DQJ	Ashland W0DQJ	146.6850	-0.6	TONE 77.0	FM (analog)		—	Ashland, MO
44.9	N0LBA	Ashland N0LBA	444.9750	+5	TSQL 131.8	FM (analog)		—	Ashland, MO
45.0	WB0WMM	Marshall WB0WMM	147.1650	+0.6	TONE 127.3	FM (analog)		—	Marshall, MO
46.1	KS0B	Calwood KS0B	444.9500	+5	CC?	DMR		—	Calwood, MO
46.1	KS0B	Calwood KS0B	443.9250	+5	TSQL 127.3	FM (analog)		—	Calwood, MO
46.8	KF0ULO	Marshall Fitzgib KF0ULO EchoLink	146.6850	-0.6	TSQL 127.3	FM (analog) (DMR,FM)	EchoLink 501723 BrandMeister 314653	—	Marshall, MO
46.8	KF0ULO	Marshall KF0ULO BM	146.0850	+0.6	CC1	DMR	BrandMeister 314653	—	Marshall, MO
47.0	WB8SQS	Fulton WB8SQS AllStar	444.9750	simplex	TONE 127.3	FM (analog)	AllStar 46707	—	Fulton, MO
47.4	AC0WZ	Fulton AC0WZ BM	444.9500	+5	CC1	DMR	BrandMeister 312916	—	Fulton, MO
49.3	KM0HP	Marshall Ju MSHP KM0HP	442.1750	+5	TSQL 127.3	FM (analog)		—	Marshall Junction, MO
32.0	WX0BC offline	Columbia WX0BC	442.3250	+5	none	FM (analog) (DV,FM)		—	Columbia, MO
46.9	WB8SQS offline	Fulton WB8SQS BM	442.9500	+5	CC1	DMR	BrandMeister 312913 BrandMeister 313081	—	Fulton, MO

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Dec 16, 2025 Granted Jan 3, 2026 0011833370	K0CBS · Mark W Shannon · General Attn: MARK W SHANNON · 1011 S. Williams St, Moberly, MO 65270 39.4081, -92.4396 (street) · Grid EM39sj · CQ 4 · ITU 7 · map ↗	1.K0NBC ✓ granted	Granted got K0NBC
Filed May 3, 2001 Granted Mar 5, 2021 0000448080	KB0OJU · MARK W SHANNAN · Technician 1011 S WILLIAMS, MOBERLY, MO 65270 39.4136, -92.3949 (ZIP center) · Grid EM39tj · CQ 4 · ITU 7 · map ↗	1.K0CBS ✓ granted 2.K0WHB 3.K0OPN 4.K0OMU 5.K0MWS held 6.W0MWS held 7.N0HSU	Granted got K0CBS