| District of Texas area codes: 956 | |
|---|---|
| Country | United States |
| State/Province | Texas |
| Major City | Laredo |
| Time Zone | Central |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 956-419 | Webb | Laredo, TX | Alenco Communications |
| 956-421 | Cameron | Harlingen, TX | Southwestern Bell |
| 956-422 | Starr | Roma, TX | New Cingular Wireless PCS - IL |
| 956-423 | Cameron | Harlingen, TX | Southwestern Bell |
| 956-424 | Hidalgo | Mission, TX | Southwestern Bell |
| 956-425 | Cameron | Harlingen, TX | Southwestern Bell |
| 956-427 | Cameron | Harlingen, TX | Southwestern Bell |
| 956-428 | Cameron | Harlingen, TX | Southwestern Bell |
| 956-429 | Hidalgo | Mcallen, TX | Southwestern Bell |
| 956-430 | Cameron | Harlingen, TX | Southwestern Bell |
| 956-432 | Hidalgo | Mission, TX | Sprint Spectrum L.p. |
| 956-433 | Cameron | Port Isabel, TX | Sprint Spectrum L.p. |
| 956-434 | Cameron | Los Fresnos, TX | Sprint Spectrum L.p. |
| 956-435 | Cameron | Brownsville, TX | Bandwidth.com Clec |
| 956-436 | Webb | Laredo, TX | Stx Wireless License |
| 956-437 | Starr | Roma, TX | Stpcs Joint Venture |
| 956-438 | Hidalgo | Pharr, TX | Sprint Spectrum L.p. |
| 956-439 | Cameron | Harlingen, TX | South Texas Paging |
| 956-440 | Cameron | Harlingen, TX | Southwestern Bell |
| 956-442 | Cameron | Brownsville, TX | Metro PCS |
There are 516 prefixes, In the code area, the major cities are Brownsville, TX;Edinburg, TX;Harlingen, TX;Laredo,. The major city is Laredo.