Map Background. Tri-County Technical College Bob Jones University USC Upstate Piedmont Technical College - Greenwood USC Lancaster Midlands Technical College Columbia International University Francis Marion University Claflin University Central Carolina Technical College Piedmont Technical College - Newberry Campus Horry-Georgetown Tech College Williamsburg Technical College Trident Technical College Spartanburg Community College (Cherokee Campus) Richland County Public Library Tech College of the Lowcountry Aiken Technical College USC Salkehatchie - East Campus USC Union York Technical College Florence Darlington Tech