W9MSS
Unknown1x3Zone 4
License HolderShamrock Sr, Mark A
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License CanceledDec 22, 2017
- License ModifiedOct 19, 2017
- Administrative Update AppliedJan 31, 2017
- Administrative Update AppliedJun 23, 2015
- Administrative Update AppliedSep 24, 2013
- License ModifiedSep 17, 2013
- Vanity Callsign GrantedSep 13, 2013
- License IssuedSep 13, 2013
- License CanceledApr 26, 2011
- License ModifiedSep 21, 2009
- License IssuedJun 5, 2009
- Vanity Callsign GrantedJun 5, 2009
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.