AI5XX
Active2x2District 5
Competitive callsign — 1 application filed with the FCC.
License HolderMarkowitz, Norman
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationKaty, TX
Grant DateMar 11, 2025
Expiration DateMar 11, 2035
AI5XX is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Markowitz, Norman in Katy, TX. 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 Taboada, Michael W on Mar 31, 2008. AI5XX has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .. ..... -..- -..-
CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Alpha India Five X-ray X-ray
Readability: 7.5/10(High readability)
License History
- License IssuedJul 22, 2025
- System-Generated GrantJul 22, 2025
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Taboada, Michael WFiled Mar 31, 2008Not awardedFCC ↗