Confidence: Medium · Source: FCC ULS · As of 2026-09-10
WW9JON
ActiveSanfilippo, Jon W
- Location
- Slinger, WI
- Class
- General
- Granted
- 2020-04-22
- Expires
- 2030-07-16
- Previous call
- KC9SFD
- FRN
- 0019784305
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Vanity availability
HeldCurrently held
WW9JON 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
- Sanfilippo, Jon WWIgranted 2010-04-26cancelled 2010-07-16
License history
0 eventsNo recorded events.