Quick Answer
Missouri has 8 active area codes: 314, 417, 557, 573, 636, 660, 816, 975. All Missouri area codes are in the Central time zone. Data source: NANPA.
All Area Codes in Missouri
| Code | Region | Major Cities | Timezone |
|---|---|---|---|
| 314 | St. Louis | St. Louis, Clayton, Kirkwood | Central |
| 417 | Southwestern Missouri | Springfield, Joplin, Branson | Central |
| 557 | St. Louis (overlay) | St. Louis, Clayton, Chesterfield | Central |
| 573 | Eastern and Central Missouri | Columbia, Jefferson City, Cape Girardeau | Central |
| 636 | St. Louis suburbs | Florissant, Chesterfield, O'Fallon | Central |
| 660 | North Central Missouri | Sedalia, Kirksville, Chillicothe | Central |
| 816 | Kansas City | Kansas City, Independence, Lee's Summit | Central |
| 975 | Kansas City (overlay) | Kansas City, Independence, Blue Springs | Central |
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Frequently Asked Questions
How many area codes does Missouri have?
Missouri has 8 active area codes: 314, 417, 557, 573, 636, 660, 816, 975.
What are the area codes in Missouri?
The area codes in Missouri are: 314 (St. Louis), 417 (Southwestern Missouri), 557 (St. Louis (overlay)), 573 (Eastern and Central Missouri), 636 (St. Louis suburbs), 660 (North Central Missouri), 816 (Kansas City), 975 (Kansas City (overlay)).
What area code is St. Louis?
St. Louis uses area code 314, located in St. Louis, Missouri.
What time zone are Missouri area codes in?
All area codes in Missouri are in the Central time zone.
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