Confidence: Medium · Source: FCC ULS · As of 2026-09-09
When does AC6OS become available?
Currently associated with CASTEEN JR, WILLIAM F
Vanity availability
AvailableAvailable now
AC6OS cleared its 2-year hold on 2014-03-23. Eligible for vanity application.
Last held by CASTEEN JR, WILLIAM F (CA).
Confidence: High
Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.