Confidence: Medium · Source: FCC ULS · As of 2026-09-10
KJ4QPI
CancelledCardwell, William R
- Location
- Knoxville, TN
- Class
- Technician
- Granted
- 2009-11-23
- Expires
- 2019-11-23
- FRN
- 0016023053
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Vanity availability
AvailableAvailable now
KJ4QPI cleared its 2-year hold on 2011-12-22. Eligible for vanity application.
Last held by Cardwell, William R (TN).
Confidence: High
Cancelled licenses begin the 2-year hold immediately, so this date is the firm release date per §97.19. Already past — fileable subject to FCC verification.
Callsign genealogy
Full chain →Prior holders later became
- Cardwell, William RTNgranted 2021-10-09
License history
0 eventsNo recorded events.