Confidence: Medium · Source: FCC ULS · As of 2026-09-09
WB4DFF
ActiveASTOLFI, GLENN R
- Location
- APEX, NC
- Class
- Amateur Extra
- Granted
- 2021-12-21
- Expires
- 2031-12-21
- Previous call
- AA5SQ
- FRN
- 0004412318
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Vanity availability
HeldCurrently held
WB4DFF 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
- ASTOLFI, GLENN RTXgranted 1990-06-05cancelled 2001-02-23
- N5HSYno FCC ULS record on file
License history
0 eventsNo recorded events.