Is é Oklahoma an 20ú stát is mó agus tá breis is 3.5 milliún duine ina gcónaí ann. Tagann an t-ainm ó theanga na Seactách. Tugtar an leasainm The Sooner State air. Oklahomans a thugtar ar mhuintir an stáit. Aontaíodh Críoch Oklahoma agus Críoch Indiach ar an 16 Samhain1907 chun Oklahoma a chruthú.
Arklatex • Central • Cherokee Outlet • Cross Timbers • Four State Area • Flint Hills • Green Country • Kiamichi Country • Little Dixie • Northwestern • Oklahoma City Metro • Ouachita Mountains • The Ozarks • Panhandle • South Central • Southwestern • Texoma • Tulsa Metro • Western
Cathracha is mó daonra
Ardmore • Bartlesville • Bixby • Broken Arrow • Del City • Duncan • Edmond • Enid • Lawton • Midwest City • Muskogee • Moore • Norman • Cathair Oklahoma • Owasso • Ponca City • Shawnee • Stillwater • Tulsa • Yukon