Confidence: Medium · Source: FCC ULS · As of 2026-09-09
KC3UMK
CancelledFlaherty, Sean C
- Location
- Jessup, MD
- Class
- Amateur Extra
- Granted
- 2022-06-28
- Expires
- 2032-06-28
- FRN
- 0032564585
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Vanity availability
AvailableAvailable now
KC3UMK cleared its 2-year hold on 2026-06-10. Eligible for vanity application.
Last held by Flaherty, Sean C (MD).
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
- Flaherty, Sean CMDgranted 2022-06-28
License history
0 eventsNo recorded events.