Oklahoma: Fast Facts

Capital: Oklahoma City

Largest city: Oklahoma City

Nickname(s): The Sooner State

Origin of the state's name: Derived from the Choctaw words for "red people", okla and humma

State abbreviation / Postal code: OK

Major airport(s): Will Rogers World Airport (OKC), Tulsa International Airport (TUL)

Location: South central US, bordered to the north by Colorado and Kansas, to the east by Missouri and Arkansas, to the south by Texas, and to the west by New Mexico

Highest point: Black Mesa (4973 ft. above sea level)

Lowest point: Little River (289 ft. above sea level)

Climate: Continental temperate, with hot summers and cold winters; severe weather, especially tornadoes, are common

Time zone: CST (GMT -6)

Area code(s): 405, 580, 918

Flag: A blue field with a center shield made of buffalo hide and decorated with eagle feathers, an olive branch, and a peace pipe (calumet) with the name of the state below

Admitted to the Union: November 16, 1907 as the 46th state