Alert Line - 1927-1934, operated routes from Freeport to Bellmore and to Baldwin Harbor.
Bay Park-East Rockaway Bus Line - 1926-1953, operated between those towns and Lynbrook.
Freeport Bus Corp. - 1924-1927, operated routes in Freeport.
Long Island Coaches - 1930's-1940's, operated from Bellmore to Seaford.
Mack Brothers Transportation Co. - 1924-1952, operated from Baldwin to Baldwin Harbor.