Confidence: Medium · Source: FCC ULS · As of 2026-09-11

When does KP4AYA become available?

Currently associated with CASTELLON, ROONEY

Vanity availability

Available

Available now

KP4AYA cleared its 2-year hold on 2015-05-17. Eligible for vanity application.

Last held by CASTELLON, ROONEY (PR).

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.

← Back to KP4AYA Full license history → Browse all available callsigns →