What time zone is Oklahoma in?

Oklahoma is primarily in the Central Standard Time zone (CST), currently UTC−06:00.

Does Oklahoma observe daylight saving time?

Yes. In 2026, clocks go forward around March 8 and back around November 1.

Oklahoma City is the most populous city in Oklahoma.

§ 01United States · CST

Oklahoma runs on Central Standard Time (CST), currently UTC−06:00. Its largest city is Oklahoma City.

§ 02Time zone & daylight saving

Time zone: Central Standard Time (CST)
UTC offset: UTC−06:00
Largest city: Oklahoma City
Daylight saving (2026): Yes. In 2026, clocks go forward around March 8 and back around November 1.

§ 03Time difference

New York−1 h

Chicagosame

Denver+1 h

Los Angeles+2 h

London−6 h

Tokyo−15 h

Hours are Oklahoma’s current offset relative to each city, daylight saving included.

§ 05Frequently asked

What time zone is Oklahoma in?: Oklahoma is primarily in the Central Standard Time zone (CST), currently UTC−06:00.
Does Oklahoma observe daylight saving time?: Yes. In 2026, clocks go forward around March 8 and back around November 1.
What is the largest city in Oklahoma?: Oklahoma City is the most populous city in Oklahoma.