Area Code 803-402 located in WINNSBORO, FAIRFIELD, SC, more detail is as below. Place NPA (Numbering Plan Area) : 803 NXX (Local Number Prefix) : 402 City : WINNSBORO County : FAIRFIELD State : SC (South Carolina) NXX Use Type : Wireless NXX Intro Version : 10/15/2007 FIPS (Federal Information Processing Standards) : 45039 LATA (Local Access Transport Area) : 434 Rate Center : NO MANNING ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 29180 Other Information NPANXX : 803402 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 : ALLIED WIRELESS COMMUNICATION LLC DBA ALLTEL - SC OCN (Operating Company Number) : 6302 Coverage Area Name : WINNSBORO Latitude : 34.3843 Longitude : -81.0819 ‹ previous : 803-401 next › : 803-403 Telephone Number List 803-402-0000 ~ 803-402-9999