N4DIW
Active1x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderWilburn, Daniel I
License ClassTechnician
Min. Class RequiredGeneral
LocationKnoxville, TN
Grant DateJan 21, 2026
Expiration DateApr 9, 2036
N4DIW is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Wilburn, Daniel I in Knoxville, TN. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Wilburn, Daniel I on Mar 22, 2016. N4DIW has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- -.. .. .--
CW Weight: 25 units(Light (fast to send))
Voice Phonetics
November Four Delta India Whiskey
Readability: 7/10(Good readability)
License History
- License RenewedJan 21, 2026
- License IssuedApr 9, 2016
- Vanity Callsign GrantedApr 9, 2016
- License ExpiredNov 30, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Wilburn, Daniel IFiled Mar 22, 2016Not awardedFCC ↗