Confidence: Medium · Source: FCC ULS · As of 2026-09-11
W0UFN
ActiveBUTLER, DAVID M
- Location
- Fort Collins, CO
- Class
- General
- Granted
- 2024-11-01
- Expires
- 2034-12-21
- Previous call
- W3UFN
- FRN
- 0012194932
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Vanity availability
HeldCurrently held
W0UFN 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
- BUTLER, DAVID MCOgranted 1996-07-18cancelled 2004-12-21
- W4PFYno FCC ULS record on file
License history
0 eventsNo recorded events.