Area Code 505-502 located in SANTA TERESA, DONA ANA, NM, more detail is as below. Place NPA (Numbering Plan Area) : 505 NXX (Local Number Prefix) : 502 City : SANTA TERESA County : DONA ANA State : NM (New Mexico) NXX Intro Version : 8/30/2006 FIPS (Federal Information Processing Standards) : 35013 Rate Center : SNA TERESA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 88008 Other Information NPANXX : 505502 Switch CLLI (Common Language Location Identifier) : ALBQNMMAXSX 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 Latitude : None Longitude : None ‹ previous : 505-501 next › : 505-503 Telephone Number List 505-502-0000 ~ 505-502-9999