Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K5RYU
ActiveMascio, John R S
- Location
- Allen, TX
- Class
- Amateur Extra
- Granted
- 2017-05-09
- Expires
- 2027-07-03
- Previous call
- KE5OYA
- FRN
- 0016593600
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Vanity availability
HeldCurrently held
K5RYU 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
- Mascio, John R STXgranted 2007-06-13cancelled 2007-07-03
License history
0 eventsNo recorded events.