Confidence: Medium · Source: FCC ULS · As of 2026-09-10
When does KB3MPO become available?
Currently associated with Callahan III, John P
Vanity availability
AvailableAvailable now
KB3MPO cleared its 2-year hold on 2013-11-28. Eligible for vanity application.
Last held by Callahan III, John P (PA).
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.