Legend (IntercityBus/nbta_routes_by_carrier_20190120)

Adirondack/Greyhound Pooled (1) Adirondack Trailways (2) Black Hill Lines (3) Baron's Bus Lines (4) Burlington Trailways (5) Delta Bus Lines (6) Fullilngton Trailways (7) Martz Trailways (8) Greyhound Lines (9) Indian Trailways (10) Jefferson Lines (11) Miller Transport (12) New York Trailways (13) Southeastern Stages (14) Salt Lake Express (15)