Missouri Area Codes

Missouri has 8 area codes: 314, 417, 557, 573, 636, 660, 816, 975.

314 covers St. Louis (St. Louis, Clayton, University City). 417 covers Southwest Missouri / Springfield (Springfield, Joplin, Branson). 557 covers St. Louis Overlay (St. Louis, Hazelwood, Ferguson). 573 covers Central / Southeast Missouri (Columbia, Jefferson City, Cape Girardeau). 636 covers St. Louis Western Suburbs (St. Charles, O'Fallon, Chesterfield). 660 covers North-Central Missouri (Sedalia, Kirksville, Hannibal). 816 covers Kansas City Metro (Kansas City, Independence, Lee's Summit). 975 covers Kansas City Overlay (Kansas City, Overland Park, Gladstone).

Missouri area codes cover St. Louis, Clayton, University City, Springfield, Joplin, Branson, Hazelwood, Ferguson, Columbia, Jefferson City, Cape Girardeau, St. Charles, and other cities.