K0MLH
Active1x3District 0
Competitive callsign — 5 applications filed with the FCC.
License HolderHeinlein, Matthew L
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationDouglas, WY
Grant DateDec 10, 2024
Expiration DateDec 10, 2034
K0MLH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Heinlein, Matthew L in Douglas, WY. 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 Heinlein, Matthew L on Nov 20, 2024. K0MLH has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ----- -- .-.. ....
CW Weight: 38 units(Moderate)
Voice Phonetics
Kilo Zero Mike Lima Hotel
Readability: 8/10(High readability)
License History
- Administrative Update AppliedNov 19, 2025
- Administrative Update AppliedJun 6, 2025
- License ModifiedJan 3, 2025
- License IssuedDec 10, 2024
- Vanity Callsign GrantedDec 10, 2024
- License ExpiredJun 19, 2008
Vanity Application Activity
Competing applications filed with the FCC for this callsign.