Area Code 210-204 located in SAN ANTONIO, BEXAR, TX, more detail is as below. Place NPA (Numbering Plan Area) : 210 NXX (Local Number Prefix) : 204 City : SAN ANTONIO County : BEXAR State : TX (Texas) NXX Use Type : Landline NXX Intro Version : 2004-08-17 FIPS (Federal Information Processing Standards) : 48029 LATA (Local Access Transport Area) : 566 Rate Center : SANANTONIO ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 78215 Other Information NPANXX : 210204 County Population : 0 Switch CLLI (Common Language Location Identifier) : SNANTX914MD MSA CBSA (Core Based Statistical Area) : San Antonio-New Braunfels, TX MSA CBSA Code (Core Based Statistical Area) : 41700 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : T-MOBILE USA, INC. OCN (Operating Company Number) : 6529 Coverage Area Name : SAN ANTONIO Latitude : 29.4262 Longitude : -98.4845 ‹ previous : 210-203 next › : 210-204 Telephone Number List 210-204-0000 ~ 210-204-9999