Confidence: Medium · Source: FCC ULS · As of 2026-09-10
KO4MTJ
CancelledARMSTRONG, JON W
- Location
- WINCHESTER, VA
- Class
- Technician
- Granted
- 2021-02-18
- Expires
- 2031-02-18
- FRN
- 0004062618
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Vanity availability
AvailableAvailable now
KO4MTJ cleared its 2-year hold on 2023-03-09. Eligible for vanity application.
Last held by ARMSTRONG, JON W (VA).
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
- ARMSTRONG, JON WVAgranted 2021-03-09
License history
0 eventsNo recorded events.