W5UM
Unknown1x2
License HolderMc Colloster, Michael B
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- Administrative Update AppliedJan 20, 2021
- License RenewedDec 22, 2016
- Administrative Update AppliedDec 1, 2009
- Administrative Update AppliedJul 11, 2009
- Administrative Update AppliedMay 11, 2007
- Vanity Callsign GrantedMar 20, 2007
- License IssuedMar 20, 2007
- Internal Correction AppliedMar 1, 2007
- Internal Correction AppliedMar 1, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications detected. Monitor the FCC ULS application search to verify before filing.