| District of Missouri area codes: 314 | |
|---|---|
| Country | United States |
| State/Province | Missouri |
| Major City | Saint Louis |
| Time Zone | Central |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 314-971 | Saint Louis | Kirkwood, MO | New Cingular Wireless PCS - IL |
| 314-972 | Saint Louis | Florissant, MO | Southwestern Bell |
| 314-973 | Saint Louis | Ladue, MO | Cellco Partnership DBA Verizon Wireless |
| 314-974 | Saint Louis | Kirkwood, MO | New Cingular Wireless PCS - IL |
| 314-977 | Saint Louis | Saint Louis, MO | Southwestern Bell |
| 314-981 | Saint Louis | Ladue, MO | Usa Mobility Wireless |
| 314-982 | Saint Louis City | Saint Louis, MO | Southwestern Bell |
| 314-983 | Saint Louis | Ladue, MO | Southwestern Bell |
| 314-984 | Saint Louis | Kirkwood, MO | Southwestern Bell |
| 314-985 | Saint Louis | Creve Coeur, MO | Xo Missouri |
| 314-988 | Saint Louis City | Saint Louis, MO | Usa Mobility Wireless |
| 314-989 | Saint Louis | Ladue, MO | Southwestern Bell |
| 314-990 | Saint Louis City | Saint Louis, MO | Usa Mobility Wireless |
| 314-991 | Saint Louis | Ladue, MO | Southwestern Bell |
| 314-992 | Saint Louis City | Saint Louis, MO | Southwestern Bell |
| 314-993 | Saint Louis | Ladue, MO | Southwestern Bell |
| 314-994 | Saint Louis | Ladue, MO | Southwestern Bell |
| 314-995 | Saint Louis | Ladue, MO | Southwestern Bell |
| 314-996 | Saint Louis | Ladue, MO | Southwestern Bell |
| 314-997 | Saint Louis | Ladue, MO | Southwestern Bell |
There are 662 prefixes, In the code area, the major cities are Affton, MO;Ferguson, MO;Florissant, MO;Hazelwood, . The major city is Saint Louis.