Area Code 803-231 located in COLUMBIA, RICHLAND, SC, more detail is as below. Place NPA (Numbering Plan Area) : 803 NXX (Local Number Prefix) : 231 City : COLUMBIA County : RICHLAND State : SC (South Carolina) NXX Use Type : Landline NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 45079 LATA (Local Access Transport Area) : 434 Rate Center : COLUMBIA ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 29201 Other Information NPANXX : 803231 Switch CLLI (Common Language Location Identifier) : CLMASCSN79F MSA CBSA (Core Based Statistical Area) : Columbia, SC MSA CBSA Code (Core Based Statistical Area) : 17900 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL OCN (Operating Company Number) : 9417 Coverage Area Name : COLUMBIA Latitude : 34.0011 Longitude : -81.0276 ‹ previous : 803-230 next › : 803-232 Telephone Number List 803-231-0000 ~ 803-231-9999