| 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 |
|---|---|---|---|
| 573-323 | Carter | Van Buren, MO | Spectra Communications Group LLC DBA Centurylink |
| 573-324 | Pike | Bowling Green, MO | Southwestern Bell |
| 573-325 | Shannon | Winona, MO | Spectra Communications Group LLC DBA Centurylink |
| 573-326 | New Madrid | Lilbourn, MO | Cellco Partnership DBA Verizon Wireless |
| 573-327 | Saint Francois | Flat River, MO | Southwestern Bell |
| 573-328 | Butler | Qulin, MO | Southwestern Bell |
| 573-329 | Pulaski | Fort Leonard Wood, MO | Embarq Missouri - Mo DBA Centurylink |
| 573-330 | Saint Francois | Farmington, MO | New Cingular Wireless PCS - IL |
| 573-331 | Cape Girardeau | Cape Girardeau, MO | Southwestern Bell |
| 573-332 | Cape Girardeau | Cape Girardeau, MO | Southwestern Bell |
| 573-333 | Pemiscot | Caruthersville, MO | Southwestern Bell |
| 573-334 | Cape Girardeau | Cape Girardeau, MO | Southwestern Bell |
| 573-335 | Cape Girardeau | Cape Girardeau, MO | Southwestern Bell |
| 573-336 | Pulaski | Waynesville, MO | Embarq Missouri - Mo DBA Centurylink |
| 573-337 | Pulaski | Waynesville, MO | Cellco Partnership DBA Verizon Wireless |
| 573-338 | Cole | Jefferson City, MO | United States Cellular Corp. - Missouri |
| 573-339 | Cape Girardeau | Cape Girardeau, MO | Southwestern Bell |
| 573-340 | Montgomery | Wellsville, MO | Level 3 Communications |
| 573-341 | Phelps | Rolla, MO | Embarq Missouri - Mo DBA Centurylink |
| 573-342 | Washington | Richwoods, MO | Level 3 Communications |
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.