Area Code 210-812 located in BEXAR, BEXAR, TX, more detail is as below. Place NPA (Numbering Plan Area) : 210 NXX (Local Number Prefix) : 812 City : BEXAR County : BEXAR State : TX (Texas) NXX Intro Version : 5/20/2013 Rate Center : SANANTONIO ZIP Code Count : 0 ZIP Code Frequency : 0 Other Information NPANXX : 210812 County Population : 0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : LEVEL 3 COMMUNICATIONS, LLC - TX OCN (Operating Company Number) : 6114 Latitude : None Longitude : None ‹ previous : 210-810 next › : 210-813 Telephone Number List 210-812-0000 ~ 210-812-9999