Missouri Area Codes
7 area codes in Missouri, United States. Country code: +1. Find area codes by city and region.
All Missouri Area Codes
| Area Code | Major Cities | Region |
|---|---|---|
| 314 | St. Louis | East |
| 417 | Springfield, Joplin | Southwest |
| 573 | Columbia, Jefferson City | Central |
| 636 | St. Louis suburbs | East |
| 660 | Kirksville, Sedalia | North Central |
| 816 | Kansas City | West |
| 975 | Kansas City (overlay) | West |
About Missouri Area Codes
Missouri uses 7 area codes under the North American Numbering Plan (NANP). When calling within Missouri, dial the 3-digit area code followed by the 7-digit phone number. From abroad: exit code + 1 + area code + number.