AC9MH
Active2x2District 9
Competitive callsign — 3 applications filed with the FCC.
License HolderTilman, William R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationCastle Rock, CO
Grant DateApr 20, 2026
Expiration DateApr 20, 2036
AC9MH is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Tilman, William R in Castle Rock, CO. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Hoffmann, Michael E on Feb 17, 2026. AC9MH has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.-. ----. -- ....
CW Weight: 35 units(Moderate)
Voice Phonetics
Alpha Charlie Nine Mike Hotel
Readability: 8.5/10(High readability)
License History
- License IssuedApr 20, 2026
- Vanity Callsign GrantedApr 20, 2026
- License CanceledOct 6, 2015
- System-Generated GrantSep 10, 2015
- License IssuedSep 10, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.