| District of Texas area codes: 956 | |
|---|---|
| Country | United States |
| State/Province | Texas |
| Major City | Laredo |
| Time Zone | Central |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 956-200 | Cameron | Harlingen, TX | Stx Wireless License |
| 956-202 | Cameron | Harlingen, TX | New Cingular Wireless PCS - IL |
| 956-203 | Cameron | Brownsville, TX | Cellco Partnership DBA Verizon Wireless |
| 956-204 | Cameron | Brownsville, TX | New Cingular Wireless PCS - IL |
| 956-205 | Hidalgo | Mission, TX | Southwestern Bell |
| 956-206 | Webb | Laredo, TX | Sprint Spectrum L.p. |
| 956-207 | Hidalgo | Weslaco, TX | Sprint Spectrum L.p. |
| 956-208 | Starr | Roma, TX | Sprint Spectrum L.p. |
| 956-209 | Hidalgo | Mission, TX | Sprint Spectrum L.p. |
| 956-212 | Hidalgo | Mcallen, TX | Sprint Spectrum L.p. |
| 956-213 | Hidalgo | Mcallen, TX | Smartcom Telephone LLC |
| 956-214 | Cameron | Brownsville, TX | Smartcom Telephone LLC |
| 956-215 | Hidalgo | Mcallen, TX | Transtelco |
| 956-216 | Cameron | Harlingen, TX | Smartcom Telephone LLC |
| 956-217 | Hidalgo | Mcallen, TX | Southwestern Bell |
| 956-218 | Webb | Laredo, TX | Smartcom Telephone LLC |
| 956-219 | Hidalgo | Edinburg, TX | Sprint Spectrum L.p. |
| 956-220 | Webb | Laredo, TX | Stpcs Joint Venture |
| 956-221 | Hidalgo | Mercedes, TX | Cellco Partnership DBA Verizon Wireless |
| 956-222 | Hidalgo | Mission, TX | Sprint Spectrum L.p. |
There are 516 prefixes, In the code area, the major cities are Brownsville, TX;Edinburg, TX;Harlingen, TX;Laredo,. The major city is Laredo.