4 Bus Route Map
View the 4 route map and see all 4 stops along the route. The map of 4 shows where the bus travels and the location of each stop, making it easy to understand the entire route at a glance.
Explore Greater Portland Metro routes on the map and see where Greater Portland Metro bus services operate. Use the 4 map to find bus stops and see how the 4 connects different areas along its trip.
All 4 stops on the map are displayed in route order, helping you follow the 4 bus from the first stop to the last.

Stops list (4 - Metro Pulse→Hamlet Park)
- Metro Pulse
- Oxford St + Alder St
- Portland St + Forest Ave
- Forest Ave + Kennebec St
- Bedford St Usm O/B
- Deerings Corner
- Brighton Ave + Pitt St
- Brighton Ave + Noyes St
- Brighton Ave + Beacon St
- Brighton Medical Ctr O/B
- Brighton Ave + Stevens Ave
- Brighton Ave + Belfield St
- Rosemont Corner O/B
- Brighton Ave + Edgeworth Ave
- Brighton Ave + Wayside Rd
- Brighton Ave + Capisic St O/B
- Sagamore Village O/B
- Brighton Ave + Taft Ave
- Barron Center O/B
- Main St + Riverside St
- Main St + Liza Harmon Dr
- Westbrook City Hall
- Main St + Deer Hill Ave
- Main St + Mason St
- Main St + 389 Main St
- Harnois Ave + Main St
- Main St + Locust St
- Westbrook Hannaford
- Main St + Riverbank Park
- Main St + Dunn St
- Main St + 741 Main St
- Main St + 795 Main St
- Westbrook Hub Firehouse
- Mechanic&West
- Mechanic St + Prospect St
- Prospect St + Saco St
- Saco St + 345 Saco St
- Hamlet Park
Change direction
- Route Map - 4 - Quimby Ave + Saco St→Forest Ave + Congress St
- Route Map - 4 - Quimby Ave + Saco St→Metro Pulse
- Route Map - 4 - Abbott Labs→Metro Pulse
- Route Map - 4 - Abbott Labs→Forest Ave + Congress St
- Route Map - 4 - Hamlet Park→Metro Pulse
- Route Map - 4 - Metro Pulse→Abbott Labs
- Route Map - 4 - Forest Ave + Congress St→Abbott Labs
- Route Map - 4 - Metro Pulse→Quimby Ave + Saco St
- Route Map - 4 - Forest Ave + Congress St→Quimby Ave + Saco St