N9TPB FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 5, 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

WPSG471 GMRS

Last holder: Charles Serfoss

General Mobile Radio Service license · expired, last held by Charles Serfoss · Sunnyvale, CA · FRN 0004627337

StatusExpired
GrantedApr 17, 2001
ExpiresApr 17, 2006
CanceledJun 17, 2006
Mailing address655 S. Fair Oaks Ave. #P313, Sunnyvale, CA 94086
A GMRS license covers the licensee's immediate family, and lasts 10 years.

📡 Amateur radio licenses on the same FRN

No amateur license shares this FRN.

📜 License history

DateFCC action
Jun 17, 2006License expired
Jan 23, 2006Renewal reminder sent
Apr 17, 2001License issued

🏠 Address history

Every address Charles Serfoss gave the FCC on a GMRS filing, newest first.

Filed fromAddressOn a
Apr 16, 2001655 S. Fair Oaks Ave. #P313, Sunnyvale, CA 94086New license

📝 GMRS applications filed

ReceivedFile numberPurposeResultFiled from
Apr 16, 20010000427553New license GrantedSunnyvale, CA

🗒 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).