| District of Texas area codes: 214 | |
|---|---|
| Country | United States |
| State/Province | Texas |
| Major City | Dallas |
| Time Zone | Central (UTC-06:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 214-424 | Dallas | Dallas, TX | Southwestern Bell |
| 214-425 | Collin | Mckinney, TX | Cellco Partnership DBA Verizon Wireless |
| 214-426 | Dallas | Dallas, TX | Southwestern Bell |
| 214-427 | Collin | Plano, TX | Gte-sw DBA Verizon Sw Inc.-tx |
| 214-428 | Dallas | Dallas, TX | Southwestern Bell |
| 214-429 | Dallas | Dallas, TX | Southwestern Bell |
| 214-431 | Dallas | Dallas, TX | Southwestern Bell |
| 214-432 | Dallas | Dallas, TX | Broadwing Communications |
| 214-434 | Dallas | Dallas, TX | Sbc Internet Services |
| 214-435 | Dallas | Grand Prairie, TX | New Cingular Wireless PCS - IL |
| 214-436 | Denton | Frisco, TX | Southwestern Bell |
| 214-437 | Dallas | Dallas, TX | Cellco Partnership DBA Verizon Wireless |
| 214-438 | Dallas | Dallas, TX | Mci Worldcom Communications |
| 214-439 | Dallas | Grand Prairie, TX | Usa Mobility Wireless |
| 214-440 | Collin | Plano, TX | Sprint Communications Company, L.p. |
| 214-441 | Dallas | Irving, TX | Southwestern Bell Telephone Company |
| 214-442 | Dallas | Dallas, TX | Tw Telecom Of Texas LLC |
| 214-443 | Dallas | Dallas, TX | Southwestern Bell |
| 214-444 | Dallas | Grand Prairie, TX | Metro PCS |
| 214-445 | Dallas | Dallas, TX | Tw Telecom Of Texas LLC |
There are 775 prefixes, In the code area, the major cities are Allen, TX;Arlington, TX;Carrollton, TX;Cedar Hill,. The major city is Dallas.