N4DUI
Available1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderMullally, Sean F
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationColorado Springs, CO
Grant DateDec 18, 1996
Expiration DateDec 18, 2006
Cancellation DateMar 23, 2004
Available for ApplicationsMar 24, 2006
N4DUI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Mullally, Sean F in Colorado Springs, CO. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by CONFER, MILFORD M on Sep 17, 2009. N4DUI has 1 recorded FCC license history event.
CW & Voice Analysis
Morse Code
-. ....- -.. ..- ..
CW Weight: 23 units(Light (fast to send))
Voice Phonetics
November Four Delta Uniform India
Readability: 6.5/10(Good readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledMar 23, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.