U.S. Route 378 in South Carolina

U.S. Route 378
Route information
Auxiliary route of US 78
Length:	234.30 mi (377.07 km)
Existed:	1952 – present
Major junctions
West end:	US 78 / SR 10 / SR 17 / SR 47 in Washington, GA
	US 178 in Saluda, SC US 1 in Lexington, SC I-20 near Columbia, SC I-26 in W. Columbia, SC US 21 / US 176 / US 321 in Columbia, SC I-77 in Columbia, SC US 15 in Sumter, SC US 76 in Sumter, SC I-95 near Turbeville, SC US 52 near Lake City, SC
East end:	US 501 Bus. in Conway, SC
Location
States:	Georgia, South Carolina
Counties:	GA: Wilkes, Lincoln SC: McCormick, Edgefield, Saluda, Lexington, Richland, Sumter, Clarendon, Florence, Marion, Horry
Highway system
United States Numbered Highway System List Special Divided Replaced ← SR 377 GA SR 378 → ← SC 377 SC SC 381 →

U.S. Route 378 Business
Location:	Sumter, South Carolina
Length:	6.6 mi (10.6 km)
Existed:	1961–N/A

U.S. Route 378 Business
Location:	Lake City, South Carolina
Length:	4.49 mi (7.23 km)
Existed:	1958–present

US 178 in Saluda, SC
US 1 in Lexington, SC
I-20 near Columbia, SC
I-26 in W. Columbia, SC
US 21 / US 176 / US 321 in Columbia, SC
I-77 in Columbia, SC
US 15 in Sumter, SC
US 76 in Sumter, SC
I-95 near Turbeville, SC

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Wikipedia