Counties:

Abbeville Aiken Allendale Anderson Bamberg Barnwell Beaufort Berkeley Calhoun Charleston Cherokee Chester Chesterfield Clarendon Colleton Darlington Dillon Dorchester Edgefield Fairfield Florence Georgetown Greenville Greenwood Hampton Horry Jasper Kershaw Lancaster Laurens Lee Lexington Marion Marlboro McCormick Newberry Oconee Orangeburg Pickens Richland Saluda Spartanburg Statewide Sumter Union Williamsburg York

MPOs:

ANATS ARTS CHATS COATS FLATS GPATS GSATS LATS RFATS SPATS SUATS

COGs:

Appalachian BCD Catawba Central Midlands Low Country Lower Savannah PEE DEE Santee Lynches Upper Savannah Waccamaw