N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 2026) · next update today 8:30 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 A Koponen

FRN 0007939713 · first licensed Nov 13, 2002 as KF4IRM · 2 licenses on record

📝 FCC applications (7)

Received	File number	Service	Purpose	Status	Call
Sep 2, 2020	0009209985	HAM	Renewal	Granted	KF4ME
Feb 7, 2011	0004605968	HAM	Administrative update	Granted	KF4ME
Oct 20, 2010	0004426918	HAM	Modification	Granted	KF4IRM
Oct 8, 2010	0004415248	HAM	Modification	Granted	KF4IRM
Jan 4, 2010	0004080858	HAM	Administrative update	Granted	KF4IRM
Feb 2, 2006	0002470938	HAM	Renewal	Granted	KF4IRM
Nov 13, 2002	0001089122	HAM	Modification	Granted	KF4IRM

Complete licensing history

KF4ME Active Amateur Extra · vanity Nov 9, 2010 → expires Nov 9, 2030

Licensee
Mark A Koponen

Address
1312 Noble Cove
Grand Forks, ND 58201
47.9090, -97.0748 (street) · Grid EN17lv · CQ 4 · ITU 7 · map ↗

FRN
0007939713

Previous call
KF4IRM (General)

Last granted
Sep 2, 2020

Effective
Sep 2, 2020

Last action
Sep 2, 2020
FCC actions (4)
- Sep 2, 2020 — License renewed LIREN
- Feb 8, 2011 — Administrative update LIAUA
- Nov 9, 2010 — Vanity call sign granted VANGRT
- Nov 9, 2010 — License issued LIISS
KF4IRM Canceled Amateur Extra Nov 13, 2002 → Nov 9, 2010 (canceled)

Licensee
Mark A Koponen

Address
4709 Lynnbrook Lane
Grand Forks, ND 58201
47.8666, -97.1411 (ZIP center) · Grid EN17ku · CQ 4 · ITU 7 · map ↗

FRN
0007939713

Last granted
Feb 2, 2006

Effective
Oct 8, 2010

Last action
Nov 9, 2010
FCC actions (6)
- Nov 9, 2010 — License canceled LICAN
- Oct 8, 2010 — License modified LIMOD
- Jan 5, 2010 — Administrative update LIAUA
- Feb 2, 2006 — License renewed LIREN
- Nov 13, 2002 — License modified LIMOD
- Nov 13, 2002 — FCC action LITIN

Address history

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

Seen Oct 17, 2011 → Oct 4, 2026 · 46 snapshots · as KF4ME
Mark A Koponen
1312 Noble Cove, Grand Forks, ND 58201
47.9090, -97.0748 (street) · Grid EN17lv · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as KF4IRM
Mark A Koponen
4709 Lynnbrook Lane, Grand Forks, ND 58201
47.8666, -97.1411 (ZIP center) · Grid EN17ku · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KF4IRM
Mark A Koponen
5438 Aucilla Creek Ln, Stone Mountain, GA 30087
33.7914, -84.0983 (ZIP center) · Grid EM73ws · CQ 5 · ITU 8 · map ↗

Repeaters within 50 miles

14 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
0.3	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
1.7	ND0GF	Grand Forks ND0GF	147.0300	-0.6	TSQL 123.0	FM (analog) (FM,C4FM)		—	Grand Forks, ND
2.2	N0LAC	Grand Forks N0LAC WIRES-X	443.1000	+5	TONE 123.0	FM (analog) (FM,C4FM)	WIRES-X 90195	—	Grand Forks, ND
4.7	N0LAC	Grand Forks N0LAC WIRES-X	147.3300	+0.6	TONE 123.0	FM (analog) (FM,C4FM)	WIRES-X 43555	—	Grand Forks, ND
23.5	KB0BSJ	Crookston KB0BSJ	147.1200	+0.6	TONE 123.0	FM (analog)		—	Crookston, MN
23.5	KB0BSJ	Crookston KB0BSJ	443.7750	+5	TONE 123.0	FM (analog)		—	Crookston, MN
24.3	no call listed	Warren Minnesota	443.8000	+5	none	FM (analog)		—	Warren, MN
30.7	W0ZKU	Mayville W0ZKU	146.9100	-0.6	TONE 123.0	FM (analog)		—	Mayville, ND
43.2	WB0WTI	Thief River Fall WB0WTI BM	444.8000	+5	CC6	DMR	BrandMeister 312051 BrandMeister 312044	—	Thief River Falls, MN
43.4	WB0WTI	Thief River Fall WB0WTI	146.8500	-0.6	TONE 123.0	FM (analog)		—	Thief River Falls, MN
44.6	AE5E	Thief River Fall AE5E BM	430.5000	in 449.5000	CC6	DMR	BrandMeister 312388003	—	Thief River Falls, MN
45.9	WB0WTI	Thief River Fall WB0WTI BM	147.3600	+0.6	TONE 123.0	FM (analog) (DMR,FM)	BrandMeister 312051	—	Thief River Falls, MN
46.6	W0ILO	Grandin W0ILO	146.7600	-0.6	TSQL 123.0	FM (analog)		—	Grandin, ND
3.2	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 Oct 20, 2010 Granted Sep 2, 2020 0004426918	KF4IRM · Mark A Koponen · Amateur Extra 4709 Lynnbrook Lane, Grand Forks, ND 58201 47.8666, -97.1411 (ZIP center) · Grid EN17ku · CQ 4 · ITU 7 · map ↗	1.KF4ME ✓ granted 2.KF4OT available	Granted got KF4ME