Time in Oklahoma City, United States

Time zone: CDT (UTC/GMT -05:00) — America/Chicago

The local standard in Oklahoma City is CDT — UTC-05:00, or 5 hours behind UTC. Systems that store time zones by name use America/Chicago for this part of the world.

One date to watch: Sunday, 01 November 2026. That is when Oklahoma City goes back 1 hour onto CST — recurring meetings set before then will land an hour out unless the calendar handles zones properly.

United States is not on a single clock: the 419 cities listed here fall across 10 time zones, so times elsewhere in the country will not match Oklahoma City.

Population: about 681,054 — 14th largest of the 212 United States cities indexed here.

Live differences from Oklahoma City, calculated from each zone's rules as they stand today rather than a fixed table.

Overlap of a normal working day, shown in Oklahoma City time — outside these windows one side is off the clock.

No shared working window exists with Dubai, Mumbai, Shanghai or Tokyo, so those calls have to sit outside somebody's normal hours.

Same zone, same time — each of these sits on America/Chicago alongside Oklahoma City, including through any clock change.

Chicago San Antonio Fort Worth New South Memphis Milwaukee Omaha Kansas City Tulsa