Confidence: Medium · Source: FCC ULS · As of 2026-09-09
KO4WKR
CancelledHeilmann, John D
- Location
- Cary, NC
- Class
- General
- Granted
- 2022-02-07
- Expires
- 2032-02-07
- FRN
- 0031819097
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Vanity availability
AvailableAvailable now
KO4WKR cleared its 2-year hold on 2024-02-26. Eligible for vanity application.
Last held by Heilmann, John D (NC).
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
- Heilmann, John DNCgranted 2022-02-26cancelled 2024-10-25
License history
0 eventsNo recorded events.