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

WPWY646 GMRS 📡 HAM

📡

Also a licensed HAM

KG5NWE

General class · same FCC Registration Number (FRN)

Last holder: Mark W Koster

General Mobile Radio Service license · expired, last held by Mark W Koster · Amarillo, TX · FRN 0008336158

Status	Expired
Granted	Feb 11, 2003
Expires	Feb 11, 2008
Canceled	Apr 12, 2008
Mailing address	PO Box 32045, 1414 Sunrise #17, Amarillo, TX 79120

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

📡 Amateur radio licenses on the same FRN

Call	Status	Class	Name	Location	Granted	Expires
KG5NWE	Active	General	Mark W Koster	Amarillo, TX	Mar 12, 2026	Jun 1, 2036

📜 License history

Date	FCC action
Apr 12, 2008	License expired
Nov 19, 2007	Renewal reminder sent
Feb 11, 2003	License issued

🏠 Address history

Every address Mark W Koster gave the FCC on a GMRS filing, newest first.

Filed from	Address	On a
Feb 10, 2003	PO Box 32045, 1414 Sunrise #17, Amarillo, TX 79120	New license

📝 GMRS applications filed

Received	File number	Purpose	Result	Filed from
Feb 10, 2003	0001190594	New license	Granted	Amarillo, TX

🗒 FCC notes

Condition
1001

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