N9TPB FCC License Search
🕒 FCC license data updated today 7:16 am CDT (FCC files through Oct 7, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

Application 0001558421

Amateur (HAM) application

StatusGranted
PurposeModification
ReceivedDec 29, 2003 · entered Dec 26, 2003
Last actionJan 16, 2004
Call signWA6GSC
ApplicantFREDERICK H OSTERMAN · FRN 0009087172
Address as filed4721 AVENIDA RIO DEL ORO, Yorba Linda, CA 92886
Requested callsW6GSC

From the FCC Universal Licensing System application files, updated every morning. Search the FCC's own records →