Area Code 505-589 located in SANTA TERESA, DONA ANA, NM, more detail is as below. Place NPA (Numbering Plan Area) : 505 NXX (Local Number Prefix) : 589 City : SANTA TERESA County : DONA ANA State : NM (New Mexico) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 35013 Rate Center : SNA TERESA ZIP Code Count : 863 ZIP Code Frequency : 30 ZIP Code : 88008 Other Information NPANXX : 505589 Switch CLLI (Common Language Location Identifier) : SNTSNMAARS1 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 : 505-588 next › : 505-589 Telephone Number List 505-589-0000 ~ 505-589-9999