Confidence: Medium · Source: FCC ULS · As of 2026-09-09
KB3HIO
CancelledO Brien, Patrick R
- Location
- Cave Creek, AZ
- Class
- Amateur Extra
- Granted
- 2001-12-10
- Expires
- 2011-12-10
- FRN
- 0005842513
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Vanity availability
AvailableAvailable now
KB3HIO cleared its 2-year hold on 2004-05-13. Eligible for vanity application.
Last held by O Brien, Patrick R (AZ).
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.
Callsign genealogy
Full chain →Prior holders later became
- O Brien, Patrick RAZgranted 2022-06-08
License history
0 eventsNo recorded events.