| District of Missouri area codes: 573 | |
|---|---|
| Country | United States |
| State/Province | Missouri |
| Major City | Columbia |
| Time Zone | Central (UTC-06:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 573-242 | Pike | Clarksville, MO | Southwestern Bell |
| 573-243 | Cape Girardeau | Jackson, MO | Southwestern Bell |
| 573-244 | Iron | Viburnum, MO | Steelville Telephone Exchange |
| 573-245 | Crawford | Leasburg, MO | Centurytel Missouri LLC (southwest)dba Centurylink |
| 573-246 | Dunklin | Campbell, MO | Southwestern Bell |
| 573-247 | Dent | Salem, MO | New Cingular Wireless PCS - IL |
| 573-248 | Marion | Hannibal, MO | Southwestern Bell |
| 573-249 | Audrain | Farber, MO | Farber Telephone Co. |
| 573-250 | Pike | Clarksville, MO | Level 3 Communications |
| 573-251 | Carter | Van Buren, MO | Spectra Communications Group LLC DBA Centurylink |
| 573-252 | Montgomery | New Florence, MO | Kingdom Telephone Company |
| 573-253 | Audrain | Mexico, MO | New Cingular Wireless PCS - IL |
| 573-254 | Callaway | Williamsburg, MO | Kingdom Telephone Company |
| 573-255 | Ripley | Gatewood, MO | Windstream Missouri |
| 573-256 | Boone | Columbia, MO | Centurytel Of Missouri LLC (cntl) DBA Centurylink |
| 573-257 | Cole | Jefferson City, MO | Sprint Spectrum L.p. |
| 573-258 | Scott | Sikeston, MO | New Cingular Wireless PCS - IL |
| 573-259 | Crawford | Cuba, MO | New Cingular Wireless PCS - IL |
| 573-260 | Camden | Climax Springs, MO | Level 3 Communications |
| 573-261 | Phelps | Saint James, MO | Cellco Partnership DBA Verizon Wireless |
There are 642 prefixes, In the code area, the major cities are Cape Girardeau, MO;Columbia, MO;Jefferson City, MO. The major city is Columbia.