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 0003461473

Amateur (HAM) application

StatusGranted
PurposeModification
ReceivedJun 3, 2008
Last actionJun 21, 2008
Call signKJ4CJU
ApplicantJon B Wittlin · FRN 0017502451
Address as filed3645 Winters Hill Drive, Atlanta, GA 30360
Requested callsK4WIT, W4DIY, K4ASD, K4WBJ, K4NOJ

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