AI4CT
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderBRIGGS, KAREN A
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationSTUART, FL
Grant DateNov 26, 2003
Expiration DateNov 26, 2013
Cancellation DateDec 19, 2003
Available for ApplicationsDec 20, 2005
AI4CT is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by BRIGGS, KAREN A in STUART, FL. 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 Carlisle Jr, William D on Jan 15, 2026. AI4CT has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .. ....- -.-. -
CW Weight: 24 units(Light (fast to send))
Voice Phonetics
Alpha India Four Charlie Tango
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License CanceledDec 19, 2003
- License IssuedNov 26, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Carlisle Jr, William DFiled Jan 15, 2026DismissedFCC ↗