Confidence: Medium · Source: FCC ULS · As of 2026-09-10
W4JSK
ActiveKING, JAMES S
- Location
- DURHAM, NC
- Class
- Technician
- Granted
- 2025-12-23
- Expires
- 2036-01-05
- Previous call
- KM4PFN
- FRN
- 0025081753
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Vanity availability
HeldCurrently held
W4JSK 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
- KING, JAMES SNCgranted 2015-11-24cancelled 2016-01-05
License history
0 eventsNo recorded events.