N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 11, 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 0003483147

Amateur (HAM) application

StatusGranted
PurposeModification
ReceivedJun 23, 2008
Last actionJul 11, 2008
Call signKB3DFI
ApplicantTHOMAS C UNDERWOOD · FRN 0017892548
Address as filed25168 WATCH GOOSE FARM RD, Saint Michaels, MD 21663
Requested callsW3TCU, KB3TCU, WA3TCU, WB3TCU

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