N9TPB FCC License Search
🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 9, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)

Application 0004821552

Amateur (HAM) application

StatusGranted
PurposeModification
ReceivedAug 1, 2011 · entered Jul 30, 2011
Last actionAug 19, 2011
Call signWB4ZMU
ApplicantWILLIAM D WARREN · FRN 0016063521
Address as filedPO Box 1277, 384 Wax Rd., Silver Creek, GA 30173
Requested callsWW4DW, NW4DW

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