Area Code 843-538 located in ROUND O, COLLETON, SC, more detail is as below. Place NPA (Numbering Plan Area) : 843 NXX (Local Number Prefix) : 538 City : ROUND O County : COLLETON State : SC (South Carolina) NXX Use Type : Landline NXX Intro Version : 1998-05-18 FIPS (Federal Information Processing Standards) : 45029 LATA (Local Access Transport Area) : 436 Rate Center : NWALTERBOR ZIP Code Count : 128 ZIP Code Frequency : 3 ZIP Code : 29474 Other Information NPANXX : 843538 Switch CLLI (Common Language Location Identifier) : WLBOSCXEDS0 MSA CBSA (Core Based Statistical Area) : Walterboro, SC MSA CBSA Code (Core Based Statistical Area) : 47500 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : PALMETTO RURAL TELEPHONE COOPERATIVE, INC. OCN (Operating Company Number) : 0536 Coverage Area Name : WALTERBORO Latitude : 32.9549 Longitude : -80.6723 ‹ previous : 843-537 next › : 843-538 Telephone Number List 843-538-0000 ~ 843-538-9999