Area Code 803-230 located in ROCK HILL, YORK, SC, more detail is as below. Place NPA (Numbering Plan Area) : 803 NXX (Local Number Prefix) : 230 City : ROCK HILL County : YORK State : SC (South Carolina) NXX Use Type : Wireless NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 45091 LATA (Local Access Transport Area) : 422 Rate Center : ROCK HILL ZIP Code Count : 2 ZIP Code Frequency : 100 ZIP Code : 29730 Other Information NPANXX : 803230 Switch CLLI (Common Language Location Identifier) : MTHWNCMMCM3 MSA CBSA (Core Based Statistical Area) : Charlotte-Gastonia-Rock Hill, NC-SC MSA CBSA Code (Core Based Statistical Area) : 16740 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC OCN (Operating Company Number) : 6398 Coverage Area Name : ROCK HILL Latitude : 34.9271 Longitude : -81.0252 ‹ previous : 803-229 next › : 803-231 Telephone Number List 803-230-0000 ~ 803-230-9999