Main routes generally still existed in 1976.
Southeastern Stages - operated 1933-present
Incorporated 1933 by merger of following 3 companies:
Georgia Motor Lines (Atlanta-Augusta/Milledgeville)
Garden City Coach Co. (Augusta-Savannah)
White Stage Lines (Augusta-Charleston SC)
Southeastern Stages remains in existence
Bus companies generally listed in the July 1942 Russell's Guide or the 1952 Mass Transportation's Directory, and their predecessor and successor companies. This list is somewhat arbitrary and provides a general overview.
Carolina Motor Bus Lines - operated 1927-1946 (to Carolina Stages/below)
Original route: Walhalla-Anderson-Greenwood-Columbia/Lancaster
Carolina Stages - operated 1929-1948 (to Carolina Scenic Stages/Carolina Scenic Trailways)
Operated various directions from Charlotte
Eagle Bus Lines - operated until 1957 (to Atlantic Greyhound Lines)
Original route: Greenville to Columbia
Service coordinated with Atlantic Greyhound Lines
Hall Bus Line - operated 1946-1950 (to Carolina Scenic Stages/above)
Operated various directions from Orangeburg
Trailways member 1948-1950
1949-1950 was Coastal Stages Corp.
Georgetown Transportation Co. - operated 1947-1950 (to Carolina Scenic Stages/above)
Original route: Sumter-Georgetown-Myrtle Beach
Trailways member 1948-1950
1949-1950 was Coastal Stages Corp.
Palmetto Bus Line - operated 1951-1957
Operated various directions from Beaufort
Pee Dee Coach Line - operated until 1959
Original route: Florence-Georgetown
Welborn Bus Lines - operated until 1982
Original route: Greenville-Westminster