| Fox Point Reach | Providence, RI | 16.8 miles | SE |
| Fuller Rock Reach | Providence, RI | 18.4 miles | SE |
| Sabin Point Reach | Providence, RI | 19.4 miles | SE |
| Bullock Point Reach | Providence, RI | 21.1 miles | SE |
| Conimicut Point Reach | Providence, RI | 22.6 miles | SE |
| Rumstick Neck Reach | Bristol, RI | 24.6 miles | SE |
| Entrance Channel | Newport, RI | 28 miles | SE |
| The Narrows | Washington, RI | 32.5 miles | SE |
| West Passage | Newport, RI | 33.1 miles | SE |
| East Passage | Newport, RI | 33.7 miles | SE |
| Wollaston Channel | Norfolk, MA | 35.3 miles | NE |
| Squantum Channel | Norfolk, MA | 35.5 miles | NE |
| Fort Point Channel | Suffolk, MA | 37 miles | NE |
| Reserved Channel | Suffolk, MA | 37.5 miles | NE |
| The Narrows | Plymouth, MA | 37.7 miles | SE |
| Boston Main Channel | Suffolk, MA | 37.8 miles | NE |
| Sculpin Ledge Channel | Essex, MA | 37.8 miles | NE |
| Little Mystic Channel | Suffolk, MA | 38.2 miles | NE |
| Boston Inner Harbor | Suffolk, MA | 38.5 miles | NE |
| Governors Channel (historical) | Suffolk, MA | 39.1 miles | NE |
| Nantasket Roads | Norfolk, MA | 39.8 miles | NE |
| Nubble Channel | Suffolk, MA | 39.9 miles | NE |
| President Roads | Suffolk, MA | 40.2 miles | NE |
| The Narrows | Suffolk, MA | 40.5 miles | NE |
| Judith Pond | Washington, RI | 41.8 miles | SE |
| Boston North Channel | Suffolk, MA | 42.1 miles | NE |
| Boston South Channel | Suffolk, MA | 42.1 miles | NE |
| Hypocrite Channel | Suffolk, MA | 43 miles | NE |
| Horseneck Channel | Bristol, MA | 43 miles | SE |
| Western Channel | Suffolk, MA | 44.3 miles | NE |
| Black Rock Channel | Essex, MA | 44.4 miles | NE |
| The Gangway | Norfolk, MA | 45.7 miles | NE |
| Long Reach Upper | New London, CT | 45.7 miles | SW |
| Duck Channel | New London, CT | 46.1 miles | SW |
| Long Reach Lower | New London, CT | 46.2 miles | SW |
| Dug Way | Plymouth, MA | 46.9 miles | NE |
| Goose Point Channel | Plymouth, MA | 47.7 miles | SE |
| Plymouth Harbor Channel | Plymouth, MA | 48 miles | SE |
| Great Wood Island River | Plymouth, MA | 48.1 miles | NE |
| Cut River | Plymouth, MA | 48.2 miles | NE |
| Bass Strait | New London, CT | 50.4 miles | SW |
| Watch Hill Passage | Washington, RI | 50.5 miles | SW |
| Sugar Reef Passage | Washington, RI | 50.8 miles | SW |
| East River | Plymouth, MA | 51.4 miles | SE |
| Lords Passage | Washington, RI | 51.5 miles | SW |
| Lords Passage | Suffolk, NY | 51.7 miles | SW |
| Catumb Passage | Washington, RI | 51.8 miles | SW |
| Wicopesset Passage | Suffolk, NY | 51.8 miles | SW |
| Cleveland Ledge Channel | Barnstable, MA | 51.9 miles | SE |
| Cleveland Ledge Channel | Barnstable, MA | 51.9 miles | SE |
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