Confidence: Medium · Source: FCC ULS · As of 2026-09-10
KO6SAB
ActiveBartholf, Stephen A
- Location
- Hollister, CA
- Class
- Technician
- Granted
- 2025-03-25
- Expires
- 2035-03-25
- Previous call
- KO6IIT
- FRN
- 0036171346
Sign in to watch
Get notified about status changes and vanity availability for this callsign.
Vanity availability
HeldCurrently held
KO6SAB 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
- Bartholf, Stephen ACAgranted 2025-03-06cancelled 2025-03-25
License history
0 eventsNo recorded events.