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 |
|---|---|---|---|
| River Valley Transit | Connecticut | Schedule available | Browse routes ↗ |
| Connecticut Transit | Connecticut | Schedule available | Browse routes ↗ |
| Pioneer Valley Transit Authority (PVTA) | Connecticut | Schedule available | Browse routes ↗ |
| University of Connecticut (UCONN / WRTD) | Connecticut | Schedule available | Browse routes ↗ |
| Southeast Area Transit District | Connecticut | Schedule available | Browse routes ↗ |
| Middletown Area Transit (MAT) | Connecticut | Schedule available | Browse routes ↗ |
| Greater Bridgeport Transit | Connecticut | Schedule available | Browse routes ↗ |
| Connecticut Transit | Connecticut | Schedule available | Browse routes ↗ |
| Milford Transit District | Connecticut | Schedule available | Browse routes ↗ |
| Mashantucket Pequot Tribal Nation | Connecticut | Schedule available | Browse routes ↗ |
| Norwalk Transit System (NTS) | Connecticut | Schedule available | Browse routes ↗ |
| Housatonic Area Regional Transit | Connecticut | Schedule available | Browse routes ↗ |
| Shore Line East | Connecticut | Source requires attention | Source catalog ↗ |
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 |
|---|---|---|---|
| HARTransit | Danbury, CT | Full Reporter | Official agency ↗ |
| Northeastern Connecticut Transit District (NECTD) | Dayville, CT | Rural Reporter | Official agency ↗ |
| CTTransit | Hartford, CT | Full Reporter | Official agency ↗ |
| Milford Transit District (MTD) | Milford, CT | Full Reporter | Official agency ↗ |
| River Valley Transit (ETD) | Middletown, CT | Reduced Reporter | Official agency ↗ |
| Southeast Area Transit District (SEAT) | Preston, CT | Full Reporter | Official agency ↗ |
| Greater Bridgeport Transit Authority (GBT) | Bridgeport, CT | Full Reporter | Official agency ↗ |
| Northwestern CT Transit District (NWCTD) | Torrington, CT | Rural Reporter | Official agency ↗ |
| Mashantucket Pequot Tribal Nation | Mashantucket, CT | Reduced Reporter | Official agency ↗ |
| Connecticut Department of Transportation (CDOT) | Newington, CT | Full Reporter | Official agency ↗ |
| DATTCO (CDOT CTTransit DATTCO) | New Britain, CT | Full Reporter | Official agency ↗ |
| CTTRANSIT | Berlin, CT | Full Reporter | Official agency ↗ |
| CTTransit | Hartford, CT | Full Reporter | Official agency ↗ |
| CTTransit | Hartford, CT | Full Reporter | Official agency ↗ |
| Norwalk Transit District | Norwalk, CT | Full Reporter | Official agency ↗ |
| CTTransit (NET) | Watertown, CT | Full Reporter | Official agency ↗ |
| Windham Region Transit District (WRTD) | Mansfield Center, CT | Reduced Reporter | Official agency ↗ |