Area Code 915-820 located in SANTA TERESA, DONA ANA, TX, more detail is as below. Place NPA (Numbering Plan Area) : 915 NXX (Local Number Prefix) : 820 City : SANTA TERESA County : DONA ANA State : TX (Texas) NXX Use Type : Wireless NXX Intro Version : 1997-04-01 FIPS (Federal Information Processing Standards) : 35013 LATA (Local Access Transport Area) : 540 Rate Center : EL PASO ZIP Code Count : 1 ZIP Code Frequency : 6 ZIP Code : 88008 Other Information NPANXX : 915820 Switch CLLI (Common Language Location Identifier) : ELPSTXXR3MD MSA CBSA (Core Based Statistical Area) : Las Cruces, NM MSA CBSA Code (Core Based Statistical Area) : 29740 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : T-MOBILE USA, INC. OCN (Operating Company Number) : 6529 Coverage Area Name : EL PASO Flags : The State for this record does not match the State for the ZIP Code. To keep with data reporting, the state for the Area Code is used. Latitude : 31.7564 Longitude : -106.4827 ‹ previous : 915-820 next › : 915-820 Telephone Number List 915-820-0000 ~ 915-820-9999