Confidence: Medium · Source: FCC ULS · As of 2026-09-09
W4MSC
ActiveCOWART, MARK S
- Location
- JACKSONVILLE, FL
- Class
- Amateur Extra
- Granted
- 2022-09-13
- Expires
- 2032-09-13
- Previous call
- N4FBL
- FRN
- 0007587272
Sign in to watch
Get notified about status changes and vanity availability for this callsign.
Vanity availability
HeldCurrently held
W4MSC 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
- COWART, MARK SFLgranted 1996-04-10cancelled 2002-09-13
License history
0 eventsNo recorded events.