MISSOURI · STATE GUIDE
Missouri area codes: Kansas City, Saint Louis, Springfield, and Columbia
- Local date and time
- Central Time
Map data: UCLA Geoportal (2015) · NANPA · US Census Bureau, checked 26 September 2026. Boundaries are approximate.
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Download the Missouri area code map
Missouri area codes at a glance
- Area codes
- 7
- Time zone
- Central
Rules for answering calls in Missouri
General information with its sources, not legal advice. All sources checked 2 November 2026. An area code does not show where a caller is.
Recording calls
Missouri's wiretap law lets a person intercept a wire communication as a party, or with one party's prior consent to the interception, unless the purpose is a criminal or tortious act, with exceptions set out in the law.
Source: RSMo § 542.402.2(3)
Under Missouri's wiretap law, a person whose wire communication is intercepted in violation of it may recover damages of at least $100 a day or $10,000, whichever is greater, plus punitive damages for willful violations and attorney's fees.
Source: RSMo § 542.418.2
History
- 1947 · First area codesMissouri started with 314 and 816.
- 1996–1999 · SplitsThree codes split from existing ones.
- 2022 · OverlaysOne overlay code added, so existing numbers kept their codes.
Area codes by region
| Region | Key cities | Cities | Area codes |
|---|---|---|---|
| St. Louis, MO-IL | Saint Louis, O'Fallon, Saint Charles | 39 | 314, 557, 573, and 636 |
| Kansas City, MO-KS | Kansas City, Blue Springs, Liberty | 65 | 417, 660, and 816 |
| Springfield, MO | Springfield, Nixa, Ozark | 27 | 417 |
| Columbia, MO | Columbia, Boonville, Ashland | 17 | 573 and 660 |
| Joplin, MO-KS | Joplin, Carthage, Neosho | 16 | 417 |
| St. Joseph, MO-KS | Saint Joseph, Savannah, Maysville | 16 | 816 |
| Jefferson City, MO | Jefferson City, Fulton, California | 19 | 573 and 660 |
| Cape Girardeau, MO-IL | Cape Girardeau, Jackson, Marble Hill | 7 | 573 |
| Sikeston, MO | Sikeston, Charleston, Scott City | 8 | 573 |
| Farmington, MO | Farmington, Bonne Terre, Bismarck | 4 | 573 |
| Warrensburg, MO | Warrensburg, Knob Noster, Holden | 7 | 660 and 816 |
| Rolla, MO | Rolla, Saint James, Newburg | 4 | 573 |
| Sedalia, MO | Sedalia, La Monte, Green Ridge | 5 | 660 |
| Hannibal, MO | Hannibal, Palmyra, New London | 5 | 573 |
| Kirksville, MO | Kirksville, Lancaster, Queen City | 7 | 660 |
| Kennett, MO | Kennett, Malden, Senath | 7 | 573 |
| Marshall, MO | Marshall, Slater, Sweet Springs | 9 | 660 |
| West Plains, MO | West Plains, Mountain View, Willow Springs | 3 | 417 |
| Poplar Bluff, MO | Poplar Bluff, Qulin, Neelyville | 4 | 573 |
| Branson, MO | Branson, Forsyth, Rockaway Beach | 3 | 417 |
| Lebanon, MO | Lebanon, Conway | 2 | 417 |
| Moberly, MO | Moberly, Huntsville, Higbee | 6 | 573 and 660 |
| Mexico, MO | Mexico, Vandalia, Laddonia | 5 | 573 |
| Fort Leonard Wood, MO | Saint Robert, Waynesville, Richland | 5 | 573 |
| Maryville, MO | Maryville, Burlington Junction, Hopkins | 12 | 660 |
| Quincy, IL-MO | Canton, La Grange, La Belle | 6 | 573 and 660 |
| Rest of Missouri | Monett, Clinton, Chillicothe | 268 | 417, 573, 636, and 660 |
Other Missouri area codes
| Area code | Main communities | In service since | How it began |
|---|---|---|---|
| 417 | Springfield, Joplin, Nixa, and 152 more | 1 January 1950 | Started service |
| 573 | Columbia, Jefferson City, Cape Girardeau, and 213 more | 7 January 1996 | Split from 314 |
| 660 | Sedalia, Warrensburg, Kirksville, and 221 more | 12 October 1997 | Split from 816 |
| 636 | O'Fallon, Saint Charles, Saint Peters, and 43 more | 22 May 1999 | Split from 314 |
Sources: area codes and in-service dates, the North American Numbering Plan Administrator.
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