Area Code 803-238 located in IRMO, RICHLAND, SC, more detail is as below. Place NPA (Numbering Plan Area) : 803 NXX (Local Number Prefix) : 238 City : IRMO County : RICHLAND State : SC (South Carolina) NXX Use Type : Wireless 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 : 25 ZIP Code : 29063 Other Information NPANXX : 803238 Switch CLLI (Common Language Location Identifier) : IRMOSCAPCM1 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 : SUNCOM DBA T-MOBILE USA OCN (Operating Company Number) : 8645 Coverage Area Name : COLUMBIA Latitude : 34.0099 Longitude : -81.0341 ‹ previous : 803-238 next › : 803-239 Telephone Number List 803-238-0000 ~ 803-238-9999