N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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

SEAN J ROBICHAUD

FRN 0021721121 · first licensed Apr 27, 2012 as KJ6WAC · 2 licenses on record

📻 GMRS licenses on this FRN

GMRS call	Status	Name	Location	Granted	Expires
WRNV837	Active	Sean J Robichaud	Red Lodge, MT	Sep 1, 2021	Sep 1, 2031

📝 FCC applications (9)

Received	File number	Service	Purpose	Status	Call
Sep 11, 2026	0012181284	GMRS	Administrative update	Granted
Sep 11, 2026	0012181277	HAM	Administrative update	Granted	K6ACN
Feb 3, 2025	0011432987	HAM	Modification	Dismissed	K6ACN
Dec 3, 2024	0011352005	HAM	Modification	Granted	K6ACN
Aug 31, 2021	0009688910	HAM	Administrative update	Granted	K6ACN
Aug 31, 2021	0009688902	GMRS	New license	Granted
Aug 11, 2021	0009658915	HAM	Modification	Granted	KJ6WAC
Feb 7, 2013	0005638168	HAM	Modification	Granted	KJ6WAC
Apr 27, 2012	0005183091	HAM	New license	Granted	KJ6WAC

Complete licensing history

📦 Moved: Grass Valley, CA → Red Lodge, MT

K6ACN Active Amateur Extra · vanity Aug 31, 2021 → expires Aug 31, 2031

Licensee
SEAN J ROBICHAUD

Address
605 Upper Luther Rd
Red Lodge, MT 59068
45.2841, -109.4214 (street) · Grid DN55gg · CQ 4 · ITU 7 · map ↗

FRN
0021721121

Previous call
KJ6WAC (General)

Last granted
Aug 31, 2021

Effective
Sep 12, 2026

Last action
Sep 12, 2026
FCC actions (5)
- Sep 12, 2026 — Administrative update LIAUA
- Dec 3, 2024 — License modified LIMOD
- Sep 1, 2021 — Administrative update LIAUA
- Aug 31, 2021 — Vanity call sign granted VANGRT
- Aug 31, 2021 — License issued LIISS
KJ6WAC Canceled General Apr 27, 2012 → Aug 31, 2021 (canceled)

Licensee
Sean J Robichaud

Address
329 2nd Street
Grass Valley, CA 95945
39.1933, -120.9801 (ZIP center) · Grid CM99me · CQ 3 · ITU 6 · map ↗

FRN
0021721121

Last granted
Apr 27, 2012

Effective
Feb 7, 2013

Last action
Aug 31, 2021
FCC actions (4)
- Aug 31, 2021 — License canceled LICAN
- Feb 7, 2013 — License modified LIMOD
- Apr 27, 2012 — License issued LIISS
- Apr 27, 2012 — Systematic call sign granted SYSGRT

Address history

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

Seen Sep 27, 2026 → Oct 4, 2026 · 2 snapshots · as K6ACN
SEAN J ROBICHAUD
605 Upper Luther Rd, Red Lodge, MT 59068
45.2841, -109.4214 (street) · Grid DN55gg · CQ 4 · ITU 7 · map ↗
Seen May 28, 2012 → Oct 4, 2026 · 44 snapshots · as KJ6WAC
Sean J Robichaud
329 2nd Street, Grass Valley, CA 95945
39.1933, -120.9801 (ZIP center) · Grid CM99me · CQ 3 · ITU 6 · map ↗
Seen Dec 20, 2024 → Sep 25, 2025 · 6 snapshots · as K6ACN
SEAN J ROBICHAUD
PO Box 2223
GRASS VALLEY, CA 95945
39.1933, -120.9801 (ZIP center) · Grid CM99me · CQ 3 · ITU 6 · map ↗
Seen Apr 16, 2022 → Nov 28, 2024 · 5 snapshots · as K6ACN
Sean J Robichaud
PO Box 2223, Grass Valley, CA 95945
39.1933, -120.9801 (ZIP center) · Grid CM99me · CQ 3 · ITU 6 · map ↗

Repeaters within 50 miles

12 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
7.4	K7EFA	Red Lodge Mtn K7EFA	147.3600	+0.6	TONE 100.0	FM (analog)		—	Red Lodge, MT
7.9	KE7FEL	Red Lodge Palisa KE7FEL	449.9000	-5	TSQL 100.0	FM (analog)		—	Red Lodge, MT
8.0	WB7RIS	Red Lodge GP Mtn WB7RIS	147.0000	+0.6	TONE 91.5	FM (analog) (FM,C4FM)		—	Red Lodge, MT
10.1	K7EFA	Red Lodge Mtn K7EFA	224.6600	-1.6	TONE 100.0	FM (analog)		—	Red Lodge, MT
10.9	KM7EBD	Red Lodge KM7EBD BM	445.5000	-5	CC2	DMR	BrandMeister 322153010	—	Red Lodge, MT
10.9	KM7EBD	Red Lodge KM7EBD BM	446.1000	-5	CC3	DMR	BrandMeister 322153011	—	Red Lodge, MT
41.3	NU7Q	Big Timber NU7Q EchoLink	146.6400	-0.6	TONE 100.0	FM (analog)	EchoLink 7123	—	Big Timber, MT
45.8	NU7Q	Big Timber NU7Q	444.6000	+5	TONE 100.0	FM (analog)		—	Big Timber, MT
47.1	WR7MT	Greycliff WR7MT	147.2800	+0.6	TONE 100.0	FM (analog)		—	Greycliff, MT
48.5	KG7PRH	Powell KG7PRH BM	448.9500	-5	CC1	DMR	BrandMeister 312827	—	Powell, WY
48.5	KG7PRH	Powell KG7PRH BM	444.7250	+5	CC3	DMR	BrandMeister 315611	—	Powell, WY
48.6	KG7PRH	Powell KG7PRH AllStar	448.7250	-5	TONE 123.0	FM (analog)	AllStar 48698	—	Powell, WY

Vanity applications

Filed · Award	Applicant	Requested (in order)	Status
Filed Feb 3, 2025 Award date was Feb 21, 2025 0011432987	K6ACN · SEAN J ROBICHAUD · Amateur Extra PO Box 2223 · GRASS VALLEY, CA 95945 39.1933, -120.9801 (ZIP center) · Grid CM99me · CQ 3 · ITU 6 · map ↗	1.W6ZP held	Dismissed
Filed Aug 11, 2021 Granted Aug 31, 2021 0009658915	KJ6WAC · Sean J Robichaud · General 9458 Sicard Flat Road, Browns Valley, CA 95918 39.3012, -121.3379 (ZIP center) · Grid CM99hh · CQ 3 · ITU 6 · map ↗	1.K6ACN ✓ granted 2.K6AFI held 3.K6ANC available 4.K6AQN available	Granted got K6ACN