NATIONAL SOURCE COVERAGE
What data is available?
Discovery includes city, small-town, rural and tribal systems without a population cutoff. A feed can cover several agencies or communities; feed counts are not city counts.
| Agency / source | Region | Current status | Schedule or source |
|---|---|---|---|
| Lakes Region Explorer | Maine | Schedule available | Browse routes ↗ |
| Bangor Community Connector | Maine | Schedule available | Browse routes ↗ |
| Acadia National Park | Maine | Source schedule has expiredPublished service ends 20261012 | Source catalog ↗ |
| Lewiston-Auburn Transit Committee (Citylink) | Maine | Source requires attention | Source catalog ↗ |
| Western Maine Transportation Services | Maine | Schedule available | Browse routes ↗ |
| South Portland | Maine | Source schedule has expiredPublished service ends 20251005 | Source catalog ↗ |
| Casco Bay Lines | Maine | Schedule available | Browse routes ↗ |
| Biddeford Saco Old Orchard Beach Transit | Maine | Schedule available | Browse routes ↗ |
| Town of Cranberry Isles Commuter Ferry | Maine | Schedule available | Browse routes ↗ |
| West's Bus Service | Maine | Schedule available | Browse routes ↗ |
| Greater Portland Metro Bus | Maine | Schedule available | Browse routes ↗ |
Additional official agency directory
The BTS National Transit Map agency directory also includes small, rural and tribal operators. This reference snapshot is from September 2025; it does not verify current schedules. Use the official links when a current feed is unavailable.
| Transit agency | Headquarters | Directory information | Official information |
|---|---|---|---|
| Casco Bay Lines (CBITD) | Portland, ME | Full Reporter | Official agency ↗ |
| City of South Portland Bus Service (SPBS) | South Portland, ME | Reduced Reporter | Official agency ↗ |
| Waldo Community Action Partners (WCAP) | Belfast, ME | Rural Reporter | Official agency ↗ |
| Downeast (DTI) | Trenton, ME | Rural Reporter | Official agency ↗ |
| West's Bus Service | Steuben, ME | Rural Reporter | Official agency ↗ |
| BSOOB Transit (BSOOB) | Saco, ME | Reduced Reporter | Official agency ↗ |
| Town of Cranberry Isles | Islesford, ME | Rural Reporter | Official agency ↗ |
| Amtrak Downeaster (NNEPRA) | Portland, ME | Full Reporter | Official agency ↗ |
| Isle au Haut Boat Services | Stonington, ME | Rural Reporter | Official agency ↗ |
| Lewiston-Auburn Transit Committee (LATC) | Auburn, ME | Reduced Reporter | Official agency ↗ |
| METRO (GPTD) | Portland, ME | Full Reporter | |
| Community Connector (CC) | Bangor, ME | Reduced Reporter | Official agency ↗ |
| Western Maine Transportation Services, Inc. (WMTS) | Auburn, ME | Full Reporter | Official agency ↗ |
| Maine Department of Transportation (MSFS) | Augusta, ME | Rural Reporter | Official agency ↗ |