About this number
(803) 578 is a landline based telephone number operated by Fort Mill Telephone Co. and is located in zip code 29715 in the city of Fort Mill, 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 578. It has an Operating Company Number (OCN) of 521. A Common Language Location Identifier (CLLI) of FTMLSCXB54S. As well as a Local access and transport area (LATA) of 422. It was first assigned for usage on 01/29/2007. Zip code 29715 has a population of 24,823 as of the 2010 census.