WB4OSA
Expired2x3Zone 4
License HolderCRABTREE, MANSEL C
License ClassAdvanced
Min. Class RequiredTechnician
Grant DateOct 19, 1993
Expiration DateOct 19, 2003
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredJan 4, 2006
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.