Additional bus companies, listed as existing during 1930's, are mentioned in the WPA American Guide Series of state guidebooks.
Greenville-Brevard Bus Line - no further information.
Red Top Bus Lines - served Greenville and suburbs, also existed in 1930's.
Stokes Bus Lines - existed in 1930's, served Columbia and Camden.
Suburban Transit Co. - served Columbia and suburbs.
J. H. Wood's Bus Line - served Spartanburg and suburbs.