Home › Missouri

Missouri Area Codes

Missouri has 9 area codes in service: 235, 314, 417, 557, 573, 636, 660, 816 and 975.

Kansas CitySt. LouisSpringfieldColumbiaIndependenceLee's SummitO'FallonSt. CharlesSt. JosephBlue SpringsSt. PetersJoplinFlorissantWentzvilleChesterfieldJefferson CityCape GirardeauOakvilleWildwoodUniversity CityLibertyBallwinKirkwoodRaytownMehlvilleMaryland HeightsGladstoneGrandviewRaymoreNixaBeltonHazelwoodOzarkWebster GrovesSedaliaRepublicOld JamestownArnoldRollaWarrensburgKansas CitySt. LouisSpringfieldColumbiaLee's Summit
Largest cities in Missouri

Largest cities

CityArea codes
Kansas City816, 975
St. Louis314, 557
Springfield417
Columbia573, 235
Independence816, 975
Lee's Summit816, 975
O'Fallon636
St. Charles636
St. Joseph816, 975
Blue Springs816, 975
St. Peters636
Joplin417

All area codes in Missouri

CodeMain citiesOverlayIn service sinceProjected exhaust
235Columbia, Jefferson City, Cape Girardeau, Farmington57320242063
314St. Louis, Oakville, University City, Kirkwood55719472060
417Springfield, Joplin, Nixa, Ozark—19502032
557St. Louis, Oakville, University City, Kirkwood31420222060
573Columbia, Jefferson City, Cape Girardeau, Rolla23519962063
636O'Fallon, St. Charles, St. Peters, Florissant—19992075
660Sedalia, Warrensburg, Kirksville, Marshall—19972103
816Kansas City, Independence, Lee's Summit, St. Joseph97519472069
975Kansas City, Independence, Lee's Summit, St. Joseph81620232069

4,176 prefixes are in use across Missouri. Exhaust years are NANPA's 2026 forecast.