W4UOO
Unknown1x3Zone 4
License HolderSPRENGER, MICHAEL T
License ClassAdvanced
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedMar 29, 2022
- Administrative Update AppliedApr 3, 2018
- Administrative Update AppliedJun 23, 2012
- License RenewedApr 20, 2012
- License ModifiedFeb 28, 2011
- Administrative Update AppliedAug 9, 2005
- Vanity Callsign GrantedJun 25, 2002
- License IssuedJun 25, 2002
- Internal Correction AppliedJun 5, 2002
- Internal Correction AppliedJun 5, 2002
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.