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

KK4UBM

Cancelled

Williams, David M

Location: Birmingham, AL
Class: Technician
Granted: 2013-09-20
Expires: 2023-09-20
FRN: 0022978837

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Vanity availability

Available

Available now

KK4UBM cleared its 2-year hold on 2015-10-17. Eligible for vanity application.

Last held by Williams, David M (AL).

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

K4DXYactive· G
Williams, David MALgranted 2023-10-24

License history

0 events

No recorded events.

More vanity slots coming available

From Alabama

All →

KQ4UUE 2026-09-09
KG4SUF 2026-09-10
KQ4TEB 2026-09-10
KQ4UQY 2026-09-10
KQ4UVF 2026-09-10

Starting with KK4

All →

KK4LMC VA · 2026-09-09
KK4LMD CA · 2026-09-09
KK4LMF VA · 2026-09-09
KK4LMJ KY · 2026-09-09
KK4LMR FL · 2026-09-09

Full history → Vanity availability → Callsign genealogy →