K4NFO
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderYOUNG, COLLEEN J
License ClassTechnician
Min. Class RequiredGeneral
LocationPAPILLION, NE
Grant DateNov 25, 2025
Expiration DateOct 16, 2035
K4NFO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by YOUNG, COLLEEN J in PAPILLION, NE. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Young, Colleen J on Sep 28, 2015. K4NFO has 15 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -. ..-. ---
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Four November Foxtrot Oscar
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedDec 1, 2025
- License RenewedNov 25, 2025
- Administrative Update AppliedMar 16, 2021
- Vanity Callsign GrantedOct 16, 2015
- License IssuedOct 16, 2015
- License CanceledJan 23, 2008
- Administrative Update AppliedJan 11, 2005
- Administrative Update AppliedAug 10, 2004
- Administrative Update AppliedJul 2, 2003
- License ModifiedJan 23, 2003
- Authorization PrintedFeb 9, 2001
- Internal Duplicate Requested
Vanity Application Activity
Competing applications filed with the FCC for this callsign.