AD4CL
Active2x2District 4
Competitive callsign — 5 applications filed with the FCC.
License HolderBarineau, Mark H
License ClassTechnician
Min. Class RequiredGeneral
LocationHouston, TX
Grant DateSep 20, 2025
Expiration DateSep 20, 2035
AD4CL is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Barineau, Mark H in Houston, TX. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Brukardt, Ryan on Sep 2, 2025. AD4CL has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.. ....- -.-. .-..
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Alpha Delta Four Charlie Lima
Readability: 8/10(High readability)
License History
- License IssuedSep 20, 2025
- Vanity Callsign GrantedSep 20, 2025
- License ExpiredApr 7, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.