Confidence: Medium · Source: FCC ULS · As of 2026-09-15

When does KK4OSM become available?

Currently associated with Cassin, Mary L

Vanity availability

162d

Available on 2027-02-24

KK4OSM expired on 2023-02-25. Hold ends in 162 days.

Last held by Cassin, Mary L (KY).

Confidence: High

Expired licenses get a 2-year FCC renewal grace period followed by the 2-year hold. The date shown accounts for both, so it's the firm release date per §97.19.

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