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

THOMAS O MARSTEIN

FRN 0002370906 · first licensed Feb 2, 2000 as KF4QFH · 2 licenses on record

📝 FCC applications (14)

Received	File number	Service	Purpose	Status	Call
Jan 24, 2024	0010884794	HAM	Administrative update	Granted	WT0MM
Dec 2, 2016	0007577603	HAM	Renewal	Granted	WT0MM
Jul 2, 2013	0005844295	HAM	Administrative update	Granted	WT0MM
Oct 1, 2012	0005426522	HAM	Administrative update	Granted	WT0MM
Nov 27, 2009	0004046669	HAM	Duplicate license	Granted	WT0MM
Apr 28, 2008	0003414285	HAM	Duplicate license	Granted	WT0MM
Feb 1, 2007	0002898197	HAM	Modification	Granted	KF4QFH
Feb 1, 2007	0002898151	HAM	Modification	Granted	KF4QFH
Jan 16, 2007	0002880233	HAM	Renewal	Granted	KF4QFH
Mar 21, 2005	0002093796	HAM	Administrative update	Granted	KF4QFH
Nov 29, 2002	0001105683	HAM	Modification	Granted	KF4QFH
Jun 1, 2000	0000150931	HAM	Modification	Granted	KF4QFH
Feb 1, 2000	0000076014	HAM	Modification	Granted	KF4QFH
Dec 16, 1999	0000059166	HAM	Renewal + modification	Dismissed	KF4QFH

Complete licensing history

📦 Moved: Ivor, VA → Hector, MN

WT0MM Active Amateur Extra · vanity Feb 21, 2007 → expires Feb 21, 2027

Licensee
THOMAS O MARSTEIN

Address
Attn: THOMAS O MARSTEIN
50 Parkview LN W
Hector, MN 55342
44.7453, -94.7259 (street) · Grid EN24pr · CQ 4 · ITU 7 · map ↗

FRN
0002370906

Previous call
KF4QFH (General)

Last granted
Dec 3, 2016

Effective
Jan 25, 2024

Last action
Jan 25, 2024
FCC actions (6)
- Jan 25, 2024 — Administrative update LIAUA
- Dec 3, 2016 — License renewed LIREN
- Jul 3, 2013 — Administrative update LIAUA
- Oct 2, 2012 — Administrative update LIAUA
- Feb 21, 2007 — Vanity call sign granted VANGRT
- Feb 21, 2007 — License issued LIISS
KF4QFH Canceled Amateur Extra Feb 2, 2000 → Feb 21, 2007 (canceled)

Licensee
THOMAS O MARSTEIN

Address
37321 GENERAL MAHONE BLVD
IVOR, VA 23866
36.9237, -76.8624 (ZIP center) · Grid FM16nw · CQ 5 · ITU 8 · map ↗

FRN
0002370906

Last granted
Jan 17, 2007

Effective
Feb 1, 2007

Last action
Feb 21, 2007
FCC actions (7)
- Feb 21, 2007 — License canceled LICAN
- Feb 1, 2007 — License modified LIMOD
- Jan 17, 2007 — License renewed LIREN
- Mar 22, 2005 — Administrative update LIAUA
- Nov 30, 2002 — License modified LIMOD
- Jun 2, 2000 — License modified LIMOD
- Feb 2, 2000 — License modified LIMOD

Address history

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

Seen Apr 27, 2024 → Oct 4, 2026 · 12 snapshots · as WT0MM
THOMAS O MARSTEIN
Attn: THOMAS O MARSTEIN
50 Parkview LN W, Hector, MN 55342
44.7453, -94.7259 (street) · Grid EN24pr · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 52 snapshots · as KF4QFH
THOMAS O MARSTEIN
37321 GENERAL MAHONE BLVD, IVOR, VA 23866
36.9237, -76.8624 (ZIP center) · Grid FM16nw · CQ 5 · ITU 8 · map ↗
Seen Dec 18, 2016 → Apr 16, 2022 · 12 snapshots · as WT0MM
THOMAS O MARSTEIN
Attn: THOMAS O MARSTEIN
8843 Sunset Rd, Clinton, IL 61727
40.1468, -88.9532 (ZIP center) · Grid EN50md · CQ 4 · ITU 8 · map ↗
Seen Oct 22, 2013 → Nov 4, 2016 · 15 snapshots · as WT0MM
THOMAS O MARSTEIN
Attn: THOMAS O MARSTEIN
8824 Sunset Rd, Clinton, IL 61727
40.1468, -88.9532 (ZIP center) · Grid EN50md · CQ 4 · ITU 8 · map ↗
Seen Feb 18, 2013 → Apr 12, 2013 · 3 snapshots · as WT0MM
THOMAS O MARSTEIN
12553 E. 41 st. Apt #510, Tulsa, OK 74146
36.0992, -95.8555 (ZIP center) · Grid EM26bc · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KF4QFH
THOMAS O MARSTEIN
4993 RUGBY RD, VIRGINA BEACH, VA 23464
36.7969, -76.1876 (ZIP center) · Grid FM16vt · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

46 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
20.0	KB0WJP	Hutchinson KB0WJP EchoLink	147.3750	+0.6	TONE 146.2	FM (analog)	EchoLink 252922	—	Hutchinson, MN
21.5	W0KXZ	Litchfield W0KXZ	444.2750	+5	none	D-STAR		—	Litchfield, MN
21.6	KC0CAP	Litchfield KC0CAP AllStar	444.3500	+5	DCS 172	FM (analog)	AllStar 410230 AllStar 410231	—	Litchfield, MN
23.9	KB0CGJ	Wabasso KB0CGJ EchoLink	146.8650	-0.6	TSQL 141.3	FM (analog)	EchoLink 29141	—	Wabasso, MN
25.2	KC0CAP	Litchfield KC0CAP WIRES-X	145.2500	-0.6	DCS 172	FM (analog) (C4FM,FM)	WIRES-X 52844 WIRES-X 75149	—	Litchfield, MN
27.8	KC0CAP	Litchfield KC0CAP BM	442.8000	+5	CC3	DMR	BrandMeister 312722	—	Litchfield, MN
28.0	K0MCR	Litchfield K0MCR	147.3000	+0.6	TSQL 146.2	FM (analog)		—	Litchfield, MN
28.1	AE0GD	Litchfield AE0GD EchoLink	146.6250	-0.6	TONE 146.2	FM (analog)	EchoLink 643966	—	Litchfield, MN
28.1	KC0CAP	Litchfield KC0CAP BM	443.8000	+5	TSQL 146.2	FM (analog) (DMR,FM,P25)	BrandMeister 312727	—	Litchfield, MN
28.1	KC0QNA	Gaylord Wtr KC0QNA	146.8050	-0.6	TSQL 141.3	FM (analog) (FM,P25)		—	Gaylord, MN
28.2	KB0WJP	Silver Lake KB0WJP	443.4000	+5	TONE 146.2	FM (analog) (FM,P25)		—	Silver Lake, MN
28.7	W0CRC	Darwin W0CRC EchoLink	146.6850	-0.6	TONE 146.2	FM (analog)	EchoLink 139762	—	Darwin, MN
30.7	K0JK	Litchfield K0JK BM	445.5250	in 434.5250	CC1	DMR	BrandMeister 317918402	—	Litchfield, MN
31.1	W0SW	Willmar W0SW	147.0300	-0.6	TSQL 100.0	FM (analog)		—	Willmar, MN
31.3	KB0MNU	Willmar KB0MNU	444.8000	+5	TONE 146.2	FM (analog) (C4FM,FM)		—	Willmar, MN
32.5	NC1D	New Ulm NC1D BM	420.5500	+5	CC1	DMR	BrandMeister 314137	—	New Ulm, MN
32.5	NC1D	New Ulm NC1D BM	444.0000	+5	CC1	DMR	BrandMeister 314137	—	New Ulm, MN, MN
32.5	NC1D	New Ulm NC1D	439.9000	-5	CC?	DMR		—	New Ulm, MN
33.1	KC0QNA	Arlington Fire KC0QNA	443.0750	+5	TSQL 141.3	FM (analog) (DV,FM,P25)		—	Arlington, MN
34.6	K0WPD	Clara City K0WPD BM	443.3500	+5	CC3	DMR	BrandMeister 312730	—	Clara City, MN
35.1	KB0CGJ	Wabasso KB0CGJ AllStar	444.0250	+5	TONE 141.3	FM (analog) (DMR,FM)	AllStar 570990 AllStar 570991 BrandMeister 313056	—	Wabasso, MN
35.4	KB0CGJ	Wabasso KB0CGJ EchoLink	444.5250	+5	TONE 141.3	FM (analog) (DMR,FM)	EchoLink 29141 BrandMeister 312293	—	Wabasso, MN
35.5	KC0QNA	Green Isle Wtr KC0QNA	443.8250	+5	TSQL 141.3	FM (analog) (FM,P25)		—	Green Isle, MN
35.6	W0SW	Willmar W0SW	146.9100	-0.6	TSQL 100.0	FM (analog)		—	Willmar, MN
38.4	KD0IAI	Wanda KD0IAI AllStar	444.0250	+5	TSQL 141.3	FM (analog) (DV,FM)	AllStar 570991	—	Wanda, MN
39.7	W0PZT	Statewide W0PZT	442.7000	+5	CC?	DMR		—	Statewide, MN
39.7	NY9D	Statewide NY9D	442.7000	+5	TSQL 100.0	FM (analog)		—	Statewide, MN
42.3	KE6WA	Minnetrista KE6WA	444.8750	+5	TSQL 136.5	FM (analog)		—	Minnetrista, MN
43.6	KD0TGF	Oshawa KD0TGF KD0TGF-Ne	442.3750	+5	CC2	DMR	KD0TGF-Network	—	Oshawa, MN
43.6	KD0YLG	Paynesville KD0YLG AllStar	224.8000	-1.6	DCS 172	FM (analog)	AllStar 49604 EchoLink 462547	—	Paynesville, MN
44.2	KE0RTD	Waverly KE0RTD AllStar	443.7500	+5	TSQL 146.2	FM (analog)	AllStar 51260	—	Waverly, MN
44.4	WB0ERN	Le Sueur WB0ERN	146.6100	-0.6	TONE 136.5	FM (analog) (C4FM,FM)		—	Le Sueur, MN
44.5	KD0YLG	Paynesville KD0YLG AllStar	145.2700	-0.6	DCS 172	FM (analog)	AllStar 48650 EchoLink 619457	—	Paynesville, MN
44.7	NY0I	Paynesville NY0I	444.9000	+5	TSQL 146.2	FM (analog)		—	Paynesville, MN
45.6	N0FWG	Rassat N0FWG	224.2400	-1.6	TONE 146.2	FM (analog)		—	Rassat, MN
45.8	W0NIW	Cologne W0NIW BM	448.9250	-5	CC1	DMR	BrandMeister 3203953	—	Cologne, MN
46.4	N0KP	Cologne N0KP	444.6000	+5	none	FM (analog) (C4FM,FM)		—	Cologne, MN
46.9	W0JRG	Saint Peter W0JRG WIRES-X	444.1500	+5	DG-ID 00-00	Fusion (C4FM)	WIRES-X 30861	—	Saint Peter, MN
46.9	N0ANE	Saint Peter N0ANE WIRES-X	147.1350	+0.6	TONE 100.0	FM (analog) (C4FM,FM)	WIRES-X 75221	—	Saint Peter, MN
46.9	N0ANE	Saint Peter Wtr N0ANE WIRES-X	444.1500	+5	DCS 025	FM (analog) (FM,C4FM)	WIRES-X 30861	—	Saint Peter, MN
47.0	WQ0A	St Peter WQ0A	444.1500	+5	none	FM (analog) (FM,C4FM)		—	St Peter, MN
47.1	N0KP	Saint Peter N0KP	224.5200	+1.6	none	FM (analog)		—	Saint Peter, MN
49.6	N0VZC	Chaska N0VZC MNTRBO	443.0000	simplex	TONE 114.8	FM (analog) (DMR,FM)	AllStar 273661 AllStar 273662 MNTRBO	—	Chaska, MN
49.6	N0VZC	St Bonifacius N0VZC AllStar	927.8000	simplex	TONE 100.0	FM (analog)	AllStar 273663	—	St. Bonifacius, MN
40.4	NY0I offline	Gran US-212 Over NY0I	147.2250	+0.6	TSQL 141.3	FM (analog)		—	Granite Falls, MN
42.5	K0LAV offline	Gem Lake K0LAV	919.1000	in 444.9500	none	FM (analog)		—	Gem Lake, MN

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Feb 1, 2007 Granted Dec 3, 2016 0002898197	KF4QFH · THOMAS O MARSTEIN · Amateur Extra 37321 GENERAL MAHONE BLVD, IVOR, VA 23866 36.9237, -76.8624 (ZIP center) · Grid FM16nw · CQ 5 · ITU 8 · map ↗	1.WT0MM ✓ granted 2.AL4E held 3.N4IK held 4.AL4O available	Granted got WT0MM