N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

WRUM551 GMRS 📡 HAM

📡

Also a licensed HAM

K8AGY

Amateur Extra class · same FCC Registration Number (FRN) · active on 1 net · LoTW user

Current holder: Michael Hammerberg

General Mobile Radio Service license · held by Michael Hammerberg · Plymouth, MI · FRN 0024220162

Status	Active
Granted	Sep 13, 2022
Expires	Sep 13, 2032
Mailing address	8989 N. Ridge Rd, Plymouth, MI 48170

A GMRS license covers the licensee's immediate family, and lasts 10 years.

📻 GMRS repeaters within 50 miles

12 on the air or of unknown status, closest first · map these & export for a GMRS radio →

Miles	Channel	Output	Tone in	Owner	Location	Access	Status
12	RP21	462.700	203.5	WSGQ896	Ann Arbor, MI	Open	On the air
19	RP21	462.700	141.3	WRYH411	Melvindale, MI	Open	On the air
22	RP18	462.625	141.3	WRVT634	Detroit, MI	Open	On the air
22	RP16	462.575	141.3	WRMB632	Brownstown, MI	Open	On the air
24	RP16	462.575	—	WRAB719	Troy, MI	Closed	On the air
28	RP18	462.625	—	WRFP357	Warren, MI	Closed	Unknown
32	RP15	462.550	136.5	WSEU202	Roseville, MI · Big Red/black Slipknot Sign	Open	On the air
36	RP19	462.650	141.3	WSLE314	Oakland Township, MI	Open	On the air
37	RP20	462.675	141.3	WRUU850	Mount Clemens, MI	Open	On the air
46	RP18	462.625	—	WRZA698	Cement City, MI	Closed	On the air
49	RP16	462.575	186.2	WRHX862	Toledo, OH · Central Toledo	Open	On the air
49	RP18	462.625	—	WSEJ754	Toledo, OH	Closed	On the air

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
K8AGY	Active	Extra	Michael A Hammerberg	Plymouth, MI	Jun 7, 2025	Aug 29, 2035
KE8AGY	Canceled	General	Michael A Hammerberg	Plymouth, MI	Jan 29, 2015	Jan 29, 2025

📜 License history

Date	FCC action
Sep 13, 2022	License issued

🏠 Address history

Every address Michael Hammerberg gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Sep 12, 2022	8989 N. Ridge Rd, Plymouth, MI 48170	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Sep 12, 2022	0010200572	New license	Granted	Plymouth, MI

GMRS and amateur licenses come from the FCC Universal Licensing System, updated nightly. Licenses are linked by FCC Registration Number (FRN).