Area Code 210-900 located in SAN ANTONIO, BEXAR, TX, more detail is as below. Place NPA (Numbering Plan Area) : 210 NXX (Local Number Prefix) : 900 City : SAN ANTONIO County : BEXAR State : TX (Texas) NXX Use Type : Landline NXX Intro Version : 9/20/2010 FIPS (Federal Information Processing Standards) : 48029 LATA (Local Access Transport Area) : 566 Rate Center : SANANTONIO ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 78215 Other Information NPANXX : 210900 County Population : 0 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 : NWIRE, LLC - TX OCN (Operating Company Number) : 129G Coverage Area Name : SAN ANTONIO Latitude : 29.4305 Longitude : -98.4826 ‹ previous : 210-897 next › : 210-901 Telephone Number List 210-900-0000 ~ 210-900-9999