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Confidence: Medium · Source: FCC ULS · As of 2026-10-26

KR4OOU

Cancelled

Vaughn, Carter

Location
Huntsville, AL
Class
Technician
Granted
2026-08-27
Expires
2036-08-27
FRN
0038810842
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Vanity availability

689d

Available on 2028-09-14

KR4OOU cancelled on 2026-09-15. Hold ends in 689 days.

Last held by Vaughn, Carter (AL).

Confidence: High

Cancelled licenses begin the 2-year hold immediately on the cancellation date, so this is the firm release date per §97.19.

Callsign genealogy

Full chain →

Prior holders later became

  1. N4CDVactive· T
    Vaughn, Carter DALgranted 2026-09-15

License history

3 events
  1. Cancelled
    LICAN
    [LICAN]
  2. License granted
    LIISS
    [LIISS]
  3. Systematic grant
    SYSGRT
    [SYSGRT]

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Full history → Vanity availability → Callsign genealogy →