Confidence: Medium · Source: FCC ULS · As of 2026-09-09
AD4RS
ActiveMARSHALL JR, DONALD R
- Location
- KINGSPORT, TN
- Class
- Amateur Extra
- Granted
- 2024-05-10
- Expires
- 2034-05-10
- Previous call
- KR4HC
- FRN
- 0010396018
Sign in to watch
Get notified about status changes and vanity availability for this callsign.
Vanity availability
HeldCurrently held
AD4RS 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
- KR4HCno FCC ULS record on file
License history
0 eventsNo recorded events.