N9TPB FCC License Search

🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 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

M Fritz BERTELT

FRN 0005605480 · first licensed May 2, 2000 as N0GFE · 3 licenses on record

📝 FCC applications (5)

Received	File number	Service	Purpose	Status	Call
Aug 10, 2026	0012146168	HAM	Renewal	Granted	W0KO
Oct 20, 2023	0010742869	HAM	Administrative update	Granted	W0KO
Aug 10, 2016	0007372554	HAM	Renewal	Granted	W0KO
Aug 14, 2006	0002712118	HAM	Renewal + modification	Granted	W0KO
May 22, 2001	0000472058	HAM	Modification	Granted	W0KO

Complete licensing history

W0KO Active Amateur Extra · vanity May 25, 2001 → expires Nov 4, 2036

Licensee
M Fritz BERTELT

Address
4535 Trailblazer Loop
Mandan, ND 58554
46.7557, -100.9487 (ZIP center) · Grid DN96ms · CQ 4 · ITU 7 · map ↗

FRN
0005605480

Previous call
K0MAH (Advanced)

Last granted
Aug 11, 2026

Effective
Aug 11, 2026

Last action
Aug 11, 2026
FCC actions (5)
- Aug 11, 2026 — License renewed LIREN
- Oct 20, 2023 — Administrative update LIAUA
- Aug 10, 2016 — License renewed LIREN
- Sep 6, 2006 — License renewed LIREN
- May 25, 2001 — License modified LIMOD
📦 Moved: Brainerd, MN → Mandan, ND

K0MAH Active General · vanity Jul 4, 2000 → expires Jul 4, 2030

Licensee
JUDITH M BERTELT

Address
4535 Trailblazer Loop
Mandan, ND 58554
46.7557, -100.9487 (ZIP center) · Grid DN96ms · CQ 4 · ITU 7 · map ↗

FRN
0002362119

Previous call
N0GFE (Technician)

Last granted
Apr 27, 2020

Effective
Aug 7, 2025

Last action
Aug 7, 2025
FCC actions (5)
- Aug 7, 2025 — Administrative update LIAUA
- Apr 27, 2020 — License renewed LIREN
- Apr 24, 2010 — License renewed LIREN
- May 25, 2001 — License modified LIMOD
- Jul 4, 2000 — License issued LIISS
N0GFE Canceled General May 2, 2000 → Jul 4, 2000 (canceled)

Licensee
JUDITH M BERTELT

Address
2200 AHRENS HILL RD N
BRAINERD, MN 56401
46.3229, -94.1252 (ZIP center) · Grid EN26wh · CQ 4 · ITU 7 · map ↗

FRN
0002362119

Previous call
KA0TMZ (Technician)

Last granted
May 2, 2000

Effective
Jun 8, 2000

Last action
Jul 4, 2000
FCC actions (3)
- Jul 4, 2000 — License canceled LICAN
- Jun 8, 2000 — License modified LIMOD
- May 2, 2000 — License renewed LIREN

Address history

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

Seen Sep 25, 2025 → Oct 4, 2026 · 3 snapshots · as K0MAH
JUDITH M BERTELT
4535 Trailblazer Loop, Mandan, ND 58554
46.7557, -100.9487 (ZIP center) · Grid DN96ms · CQ 4 · ITU 7 · map ↗
Seen Apr 27, 2024 → Oct 4, 2026 · 12 snapshots · as W0KO
M Fritz BERTELT
4535 Trailblazer Loop, Mandan, ND 58554
46.7557, -100.9487 (ZIP center) · Grid DN96ms · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as N0GFE
JUDITH M BERTELT
2200 AHRENS HILL RD N, BRAINERD, MN 56401
46.3229, -94.1252 (ZIP center) · Grid EN26wh · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 → May 29, 2025 · 45 snapshots · as K0MAH
JUDITH M BERTELT
16167 AHRENS HILL RD, BRAINERD, MN 56401
46.3229, -94.1252 (ZIP center) · Grid EN26wh · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Apr 16, 2022 · 35 snapshots · as W0KO
M Fritz BERTELT
16167 AHRENS HILL RD, BRAINERD, MN 56401
46.3229, -94.1252 (ZIP center) · Grid EN26wh · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as W0KO
MANFRED F BERTELT
Attn: MANFRED F BERTELT
16167 AHRENS HILL RD, BRAINERD, MN 56401
46.3229, -94.1252 (ZIP center) · Grid EN26wh · CQ 4 · ITU 7 · map ↗

Repeaters within 50 miles

13 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	Activity	Location
7.2	N0FAZ	Mandan Old Red N0FAZ	52.5250	simplex	none	FM (analog)	—	Mandan, ND
7.2	W0ZRT	Mandan W0ZRT	146.9400	-0.6	none	FM (analog)	—	Mandan, ND
7.2	N0FAZ	Mandan Old Red N0FAZ	444.2000	+5	TONE 103.5	FM (analog)	—	Mandan, ND
8.6	KC0AHL	Bismarck KC0AHL	444.6500	+5	TONE 107.2	FM (analog) (FM,C4FM)	—	Bismarck, ND
9.4	KF0NFI	Bismarck KF0NFI	443.1000	+5	CC0	DMR	—	Bismarck, ND
9.7	N0FAZ	Bismarck N0FAZ	224.2000	-1.6	TONE 103.5	FM (analog)	—	Bismarck, ND
12.3	W0ZRT	Bismarck KFYR W0ZRT	146.8500	-0.6	TONE 107.2	FM (analog)	—	Bismarck, ND
25.2	K0AVI	Bismarck K0AVI	443.5750	+5	none	FM (analog) (FM,C4FM)	—	Bismarck, ND
29.9	KE0VF	Center KE0VF	444.9000	+5	none	FM (analog)	—	Center, ND
40.8	W0ZRT	Wing W0ZRT	446.9000	-5	none	FM (analog)	—	Wing, ND
40.8	W0ZRT	Wing Haystack W0ZRT	446.9500	-5	none	FM (analog)	—	Wing, ND
44.0	W0ZRT	Coal Creek Stati W0ZRT	145.4300	-0.6	TONE 107.2	FM (analog)	—	Coal Creek Station, ND
25.5	K6STS offline	Bismarck K6STS	145.2800	-0.6	TONE 107.2	FM (analog) (FM,C4FM)	—	Bismarck, ND