Area code 915 is a telephonearea code in theNorth American Numbering Plan for the area aroundEl Paso, Texas, U.S. It is one of theoriginal North American area codes established in October 1947, when it was assigned to the north-western part of the state, north ofAustin and west ofFort Worth, and stretched from theOklahoma border to theMexican border.
This once-vast numbering plan area (NPA) was reconfigured thrice, as follows:
Counties served by area code 915 areCulberson,El Paso, andHudspeth. It is the only area code in Texas that is predominantly in theMountain Time Zone.
Towns and cities served by area code 915 includeAnthony,Canutillo,Clint,Dell City,El Paso,Fabens,Fort Hancock,Horizon City,Salt Flat,San Elizario,Sierra Blanca,Socorro,Tornillo, andVan Horn.
Prior to October 2021, area code 915 had telephone numbers assigned for thecentral office code 988. In 2020,988 was designated nationwide as a dialing code for theNational Suicide Prevention Lifeline, which created a conflict for exchanges that permitseven-digit dialing. This area code was therefore scheduled to transition toten-digit dialing by October 24, 2021.[1]
| North:575 | ||
| West:Country code +52 inMexico | area code 915 | East:432 |
| South:Country code +52 inMexico | ||
| New Mexico area codes:505,575 | ||