AI5SM
Active2x2District 5
Competitive callsign — 1 application filed with the FCC.
License HolderHerold, David G
License ClassTechnician
Min. Class RequiredGeneral
LocationPowell, OH
Grant DateApr 10, 2026
Expiration DateApr 10, 2036
AI5SM is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Herold, David G in Powell, OH. 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 Hoerburger, Kevin on Mar 23, 2026. AI5SM has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .. ..... ... --
CW Weight: 20 units(Ultra-light (very fast to send))
Voice Phonetics
Alpha India Five Sierra Mike
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedJul 15, 2026
- License IssuedApr 10, 2026
- Vanity Callsign GrantedApr 10, 2026
- License CanceledMar 20, 2026
- Administrative Update AppliedFeb 7, 2025
- Administrative Update AppliedAug 1, 2024
- License IssuedJul 31, 2024
- System-Generated GrantJul 31, 2024
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Hoerburger, KevinFiled Mar 23, 2026Not awardedFCC ↗