Confidence: Medium · Source: FCC ULS · As of 2026-09-10
W3DOI
ActiveInterior Radio Club
- Location
- Rockville, MD
- Granted
- 2019-01-30
- Expires
- 2029-01-30
- Previous call
- KB3RWQ
- FRN
- 0018251181
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Vanity availability
HeldCurrently held
W3DOI 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
- KB3RWQcancelledInterior Radio ClubMDgranted 2008-11-06cancelled 2008-12-02
License history
0 eventsNo recorded events.