Suburban and interurban bus companies listed in the Russell's Official National Motor Coach Guide, which was primarily a resource for intercity bus lines.
The Direct Line (Webster to Quinebaug and Southbridge, until 1953)
Gardner-Templeton Street Railway Co. - served Gardner, Templeton, Winchendon, Orange, Athol, Erving.
Winchendon Transit - city service in Winchendon.
Central Cab & Coach Co. - suburban served Sutton, Manchaug, East Douglas.
LaPorte Bus Line - suburban served Worcester, Holden, Princeton.
Paxton-Worcester Bus Line - suburban served Worcester and Paxton.
Thresher Bus Lines - served West Brookfield, Brookfield, North Brookfield, Fiskdale, Sturbridge, Spencer, Charlton, Southbridge.
Stanley Lizak Bus Service - served Ware, Warren.
Maspenock Bus Line - city service in Hopkinton.