Costa Mesa, California, United States (City)     Current Local Time: In 24-hour Notation: Thu., Mar. 12, 2026 02:17:10 A.M. PDT Thu., Mar. 12, 2026 02:17:10 PDT Local Time Zone: America/Los Angeles Currently Observing: Daylight Savings Time Universal Coordinated Time: Thu., Mar. 12, 2026 09:17:10 UTC/GMT

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