Confidence: Medium · Source: FCC ULS · As of 2026-11-04
K1KYO
ActiveNiu, Sean
- Location
- Sunnyvale, CA
- Class
- Technician
- Granted
- 2026-10-23
- Expires
- 2036-10-23
- Previous call
- KO6PIL
- FRN
- 0038946539
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Vanity availability
HeldCurrently held
K1KYO 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
- Niu, SeanCAgranted 2026-10-02cancelled 2026-10-23
License history
2 events- Vanity callsign changeVANGRT[VANGRT]
- License grantedLIISS[LIISS]