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

Arthur A Hinrichs

FRN 0006782254 · first licensed Mar 26, 2002 as KC0MSY · 2 licenses on record

📝 FCC applications (5)

Received	File number	Service	Purpose	Status	Call
Jan 13, 2014	0006098019	HAM	Renewal	Granted	K0QL
Feb 2, 2004	0001606284	HAM	Modification	Granted	KC0MSY
Jan 21, 2004	0001589517	HAM	Modification	Granted	KC0MSY
Jun 4, 2002	0000912343	HAM	Modification	Granted	KC0MSY
Mar 26, 2002	0000824556	HAM	New license	Granted	KC0MSY

Complete licensing history

K0QL Expired Amateur Extra · vanity Feb 20, 2004 → Mar 5, 2024 (expired)

Licensee
Arthur A Hinrichs

Address
511 S Merriam Ave
Thief River Falls, MN 56701
48.1205, -96.2000 (ZIP center) · Grid EN18vc · CQ 4 · ITU 7 · map ↗

FRN
0006782254

Previous call
KC0MSY (General)

Last granted
Jan 16, 2014

Effective
Jan 16, 2014

Last action
Mar 6, 2026
FCC actions (4)
- Mar 6, 2026 — License expired LIEXP
- Jan 16, 2014 — License renewed LIREN
- Feb 20, 2004 — Vanity call sign granted VANGRT
- Feb 20, 2004 — License issued LIISS
KC0MSY Canceled Amateur Extra Mar 26, 2002 → Feb 20, 2004 (canceled)

Licensee
Arthur A Hinrichs

Address
511 S Merriam Ave
Thief River Falls, MN 56701
48.1205, -96.2000 (ZIP center) · Grid EN18vc · CQ 4 · ITU 7 · map ↗

FRN
0006782254

Last granted
Mar 26, 2002

Effective
Jan 21, 2004

Last action
Feb 20, 2004
FCC actions (4)
- Feb 20, 2004 — License canceled LICAN
- Jan 21, 2004 — License modified LIMOD
- Jun 4, 2002 — License modified LIMOD
- Mar 26, 2002 — License issued LIISS

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 · 96 snapshots · as KC0MSY
Arthur A Hinrichs
511 S Merriam Ave, Thief River Falls, MN 56701
48.1205, -96.2000 (ZIP center) · Grid EN18vc · CQ 4 · ITU 7 · map ↗

Repeaters within 50 miles

22 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
0.4	WB0WTI	Thief River Fall WB0WTI BM	444.8000	+5	CC6	DMR	BrandMeister 312051 BrandMeister 312044	—	Thief River Falls, MN
0.6	WB0WTI	Thief River Fall WB0WTI	146.8500	-0.6	TONE 123.0	FM (analog)		—	Thief River Falls, MN
1.7	AE5E	Thief River Fall AE5E BM	430.5000	in 449.5000	CC6	DMR	BrandMeister 312388003	—	Thief River Falls, MN
5.2	WB0WTI	Thief River Fall WB0WTI BM	147.3600	+0.6	TONE 123.0	FM (analog) (DMR,FM)	BrandMeister 312051	—	Thief River Falls, MN
26.9	no call listed	Warren Minnesota	443.8000	+5	none	FM (analog)		—	Warren, MN
30.5	KB0BSJ	Crookston KB0BSJ	147.1200	+0.6	TONE 123.0	FM (analog)		—	Crookston, MN
30.5	KB0BSJ	Crookston KB0BSJ	443.7750	+5	TONE 123.0	FM (analog)		—	Crookston, MN
34.7	KB0ISW	Karlstad KB0ISW AllStar	445.7000	simplex	TONE 123.0	FM (analog)	AllStar 451160	—	Karlstad, MN
34.8	KB0ISW	Karlstad KB0ISW BM	443.9750	+5	CC6	DMR	BrandMeister 311106	—	Karlstad, MN
34.8	KB0ISW	Karlstad KB0ISW WIRES-X	146.6550	-0.6	TSQL 127.3	FM (analog) (C4FM,FM)	WIRES-X 33866	—	Karlstad, MN
34.8	KA0NWV	Karlstad KA0NWV	145.4700	-0.6	TONE 123.0	FM (analog)		—	Karlstad, MN
34.8	KB0ISW	Karlstad KB0ISW AllStar	444.9750	+5	TSQL 123.0	FM (analog)	AllStar 451160 EchoLink 335322	—	Karlstad, MN
36.2	KE0WYB	Karlstad Wiktel KE0WYB	147.1350	+0.6	TSQL 123.0	FM (analog)		—	Karlstad, MN
37.4	N0MHO	Grygla N0MHO AllStar	147.3150	+0.6	TSQL 123.0	FM (analog)	AllStar 52141 EchoLink 811666	—	Grygla, MN
40.8	N0LAC	Grand Forks N0LAC WIRES-X	443.1000	+5	TONE 123.0	FM (analog) (FM,C4FM)	WIRES-X 90195	—	Grand Forks, ND
41.8	N0LAC	Grand Forks N0LAC WIRES-X	147.3300	+0.6	TONE 123.0	FM (analog) (FM,C4FM)	WIRES-X 43555	—	Grand Forks, ND
42.1	KC0IGT	Wannaska KC0IGT EchoLink	147.0900	+0.6	TONE 123.0	FM (analog)	EchoLink 82916	—	Wannaska, MN
42.7	WA0JXT	Grand Forks Altr WA0JXT	146.9400	-0.6	TSQL 123.0	FM (analog)	🗓 1 net	1 net · 118 check-ins · 59 stations	Grand Forks, ND
44.1	ND0GF	Grand Forks ND0GF	147.0300	-0.6	TSQL 123.0	FM (analog) (FM,C4FM)		—	Grand Forks, ND
49.6	W0BJI	Lengby W0BJI	147.2700	+0.6	TSQL 123.0	FM (analog)		—	Lengby, MN
35.0	KA0NWV offline	Karlstad KA0NWV	444.9750	+5	TSQL 100.0	FM (analog)		—	Karlstad, MN
39.8	WA0VFY offline	East Grand Forks WA0VFY	147.3900	+0.6	none	FM (analog)		—	East Grand Forks, MN

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Feb 2, 2004 Award date was Feb 20, 2004 0001606284	KC0MSY · Arthur A Hinrichs · Amateur Extra 511 S Merriam Ave, Thief River Falls, MN 56701 48.1205, -96.2000 (ZIP center) · Grid EN18vc · CQ 4 · ITU 7 · map ↗	1.K0QL held 2.KG0Y held 3.N0YG held 4.AC0H held 5.AC0S held	Granted