Area Code 210-301 located in SAN ANTONIO, BEXAR, TX, more detail is as below. Place NPA (Numbering Plan Area) : 210 NXX (Local Number Prefix) : 301 City : SAN ANTONIO County : BEXAR State : TX (Texas) NXX Use Type : Landline NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 48029 LATA (Local Access Transport Area) : 566 Rate Center : SANANTONIO ZIP Code Count : 1 ZIP Code Frequency : 17 ZIP Code : 78218 Other Information NPANXX : 210301 County Population : 0 Switch CLLI (Common Language Location Identifier) : SNANTX39DS0 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 : MCIMETRO ACCESS TRANSMISSION SERVICES LLC OCN (Operating Company Number) : 7229 Coverage Area Name : SAN ANTONIO Latitude : 29.4262 Longitude : -98.4845 ‹ previous : 210-301 next › : 210-301 Telephone Number List 210-301-0000 ~ 210-301-9999