Confidence: Medium · Source: FCC ULS · As of 2026-09-09
KF4R
ActiveDU PONT, ROBERT G
- Location
- ST AUGUSTINE, FL
- Class
- Amateur Extra
- Granted
- 2018-11-30
- Expires
- 2029-02-26
- Previous call
- AB4ZN
- FRN
- 0003967858
Sign in to watch
Get notified about status changes and vanity availability for this callsign.
Vanity availability
HeldCurrently held
KF4R 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
- AB4ZNcancelledcancelled 1999-02-26
License history
0 eventsNo recorded events.