Confidence: Medium · Source: FCC ULS · As of 2026-09-09
KS4HA
ActiveHamilton, Carl J
- Location
- Cary, NC
- Class
- Advanced
- Granted
- 2014-11-12
- Expires
- 2024-11-12
- Previous call
- KE4OQS
- FRN
- 0012134839
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Vanity availability
HeldCurrently held
KS4HA is held by an active license; it isn't a vanity slot right now.
Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).
Callsign genealogy
Full chain →Previously held by current licensee
- KE4OQSno FCC ULS record on file
License history
0 eventsNo recorded events.