About this number
(803) 370 is a wireless/mobile based telephone number operated by Suncom DBA T-Mobile USA and is located in zip code 29730 in the city of Rock Hill, South Carolina, which is in York County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 803 and Network Numbering Exchange (NXX - also known as a prefix) of 370. It has an Operating Company Number (OCN) of 8645. A Common Language Location Identifier (CLLI) of RCHLSCXBCM2. As well as a Local access and transport area (LATA) of 422. Zip code 29730 has a population of 52,365 as of the 2010 census.