Confidence: Medium · Source: FCC ULS · As of 2026-09-12

KM4UPF

Cancelled

Chu Umnart, Siriraj

Location: Melbourne, FL
Class: General
Granted: 2016-06-14
Expires: 2026-06-14
FRN: 0025662792

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Vanity availability

Available

Available now

KM4UPF cleared its 2-year hold on 2019-07-14. Eligible for vanity application.

Last held by Chu Umnart, Siriraj (FL).

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

KK9KKKactive· G
Chu Umnart, SirirajFLgranted 2017-07-14

License history

0 events

No recorded events.

More vanity slots coming available

From Florida

All →

KB1HYE 2026-09-12
KO4UTL 2026-09-13
KQ4RHZ 2026-09-13
KQ4UWU 2026-09-13
KQ4UXF 2026-09-13

Starting with KM4

All →

KM4AHK PA · 2026-09-21
KM4JCT GA · 2026-09-28
KM4FBY SC · 2026-10-01
KM4IS NC · 2026-10-03
KM4NGF AL · 2026-10-07

Full history → Vanity availability → Callsign genealogy →