where is area code 864 located
From Wikipedia, the free encyclopedia. Area code 864 is an area code in the U.S. state of South Carolina that covers Greenville, Spartanburg, Anderson and the other parts of upstate South Carolina.It was split from area code 803 on December 3, 1995.rom Wikipedia, the free encyclopedia. Area code 864 is an area code in the U.S. state of South Carolina that covers Greenville, Spartanburg, Anderson and the other parts of upstate South Carolina.