Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K4UOS
ActivePHILLIPS III, WILLIAM L
- Location
- JOHNSON CITY, TN
- Class
- General
- Granted
- 2026-07-01
- Expires
- 2036-07-01
- Previous call
- KE4ALY
- FRN
- 0008837866
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Vanity availability
HeldCurrently held
K4UOS 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
- PHILLIPS III, WILLIAM LTNgranted 2013-08-13cancelled 2016-04-05
License history
0 eventsNo recorded events.