| District of Texas area codes: 972 | |
|---|---|
| Country | United States |
| State/Province | Texas |
| Major City | Dallas |
| Time Zone | Central |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 972-200 | Dallas | Seagoville, TX | Broadwing Communications |
| 972-201 | Dallas | Dallas, TX | Mci Worldcom Communications |
| 972-202 | Collin | Plano, TX | Teleport Communications Group - Dallas |
| 972-203 | Dallas | Sunnyvale, TX | Southwestern Bell |
| 972-204 | Dallas | Grand Prairie, TX | Southwestern Bell |
| 972-205 | Dallas | Garland, TX | Gte-sw DBA Verizon Sw Inc.-tx |
| 972-206 | Dallas | Grand Prairie, TX | Southwestern Bell |
| 972-207 | Dallas | Grand Prairie, TX | New Cingular Wireless PCS - IL |
| 972-208 | Collin | Plano, TX | Gte-sw DBA Verizon Sw Inc.-tx |
| 972-209 | Dallas | Grand Prairie, TX | Usa Mobility Wireless |
| 972-210 | Kaufman | Terrell, TX | Icg Choice Com, L.p. |
| 972-212 | Collin | Plano, TX | Grande Communications Networks |
| 972-213 | Dallas | Dallas, TX | Cellco Partnership DBA Verizon Wireless |
| 972-215 | Dallas | Dallas, TX | Grande Communications Networks |
| 972-216 | Dallas | Mesquite, TX | Southwestern Bell |
| 972-217 | Dallas | Desoto, TX | Southwestern Bell |
| 972-218 | Dallas | Dallas, TX | Southwestern Bell |
| 972-219 | Denton | Lewisville, TX | Gte-sw DBA Verizon Sw Inc.-tx |
| 972-220 | Dallas | Dallas, TX | Grande Communications Networks |
| 972-221 | Denton | Lewisville, TX | Gte-sw DBA Verizon Sw Inc.-tx |
There are 770 prefixes, In the code area, the major cities are Allen, TX;Carrollton, TX;Cedar Hill, TX;Coppell, T. The major city is Dallas.