KK6XX
Available2x2District 6
Competitive callsign — 10 applications filed with the FCC.
License HolderKaufman, Allan H
License ClassAdvanced
Min. Class RequiredGeneral
LocationWhittier, CA
Grant DateNov 17, 2009
Expiration DateNov 17, 2019
Cancellation DateNov 18, 2021
Available for ApplicationsNov 18, 2021
KK6XX is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Kaufman, Allan H in Whittier, CA. This callsign has attracted significant interest in the amateur radio community, with 10 vanity applications filed with the FCC. The most recent was submitted by Western States Contest Club on Aug 19, 2025. KK6XX has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.- -.... -..- -..-
CW Weight: 37 units(Moderate)
Voice Phonetics
Kilo Kilo Six X-ray X-ray
Readability: 8/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredNov 18, 2021
- License IssuedNov 17, 2009
- Vanity Callsign GrantedNov 17, 2009
- License ExpiredMar 20, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.