Area Code 830-256 located in CAMPBELLTON, ATASCOSA, TX, more detail is as below. Place NPA (Numbering Plan Area) : 830 NXX (Local Number Prefix) : 256 City : CAMPBELLTON County : ATASCOSA State : TX (Texas) NXX Use Type : Landline NXX Intro Version : 1997-07-06 FIPS (Federal Information Processing Standards) : 48013 LATA (Local Access Transport Area) : 566 Rate Center : CAMPBELLTN ZIP Code Count : 79 ZIP Code Frequency : 85 ZIP Code : 78008 Other Information NPANXX : 830256 Switch CLLI (Common Language Location Identifier) : CMTNTXCBRS0 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 : SOUTHWESTERN BELL OCN (Operating Company Number) : 9533 Coverage Area Name : CAMPBELLTON Latitude : 28.7403 Longitude : -98.2976 ‹ previous : 830-256 next › : 830-257 Telephone Number List 830-256-0000 ~ 830-256-9999