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

Application 0004923793

Amateur (HAM) application

StatusGranted
PurposeModification
ReceivedOct 24, 2011 · entered Oct 22, 2011
Last actionNov 11, 2011
Call signKC9UUY
ApplicantDennis J Duffner · FRN 0021213541
Address as filed2502 E Joe Orr Rd, Chicago Heights, IL 60411
Requested callsW9FBM, W9GHD, W9TMD, W9DJD, W9LUH

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