| Dug Way | Plymouth, MA | 8.1 miles | NE |
| Great Wood Island River | Plymouth, MA | 9.3 miles | NE |
| Cut River | Plymouth, MA | 9.4 miles | NE |
| Goose Point Channel | Plymouth, MA | 10.2 miles | SE |
| Plymouth Harbor Channel | Plymouth, MA | 10.5 miles | SE |
| The Narrows | Plymouth, MA | 15.4 miles | SW |
| The Gangway | Norfolk, MA | 15.8 miles | NE |
| Wollaston Channel | Norfolk, MA | 18.7 miles | NW |
| Nantasket Roads | Norfolk, MA | 18.9 miles | NW |
| Sculpin Ledge Channel | Essex, MA | 19.3 miles | NW |
| The Narrows | Suffolk, MA | 20.2 miles | NW |
| Nubble Channel | Suffolk, MA | 20.5 miles | NW |
| Squantum Channel | Norfolk, MA | 20.6 miles | NW |
| President Roads | Suffolk, MA | 21.1 miles | NW |
| Hypocrite Channel | Suffolk, MA | 21.2 miles | NW |
| Boston South Channel | Suffolk, MA | 21.5 miles | NW |
| Boston North Channel | Suffolk, MA | 22.1 miles | NW |
| Governors Channel (historical) | Suffolk, MA | 22.6 miles | NW |
| Reserved Channel | Suffolk, MA | 22.7 miles | NW |
| East River | Plymouth, MA | 23.1 miles | SE |
| Boston Main Channel | Suffolk, MA | 23.3 miles | NW |
| Fort Point Channel | Suffolk, MA | 24.1 miles | NW |
| Hog Island Channel | Barnstable, MA | 25.6 miles | SE |
| Little Mystic Channel | Suffolk, MA | 25.7 miles | NW |
| Boston Inner Harbor | Suffolk, MA | 25.7 miles | NW |
| Cleveland Ledge Channel | Barnstable, MA | 27 miles | SE |
| Cleveland Ledge Channel | Barnstable, MA | 27 miles | SE |
| Black Rock Channel | Essex, MA | 27.4 miles | NW |
| Western Channel | Suffolk, MA | 28.4 miles | NW |
| Childrens Island Channel | Essex, MA | 32.8 miles | NE |
| Marblehead Channel | Essex, MA | 32.8 miles | NE |
| Fuller Rock Reach | Providence, RI | 33 miles | SW |
| Fox Point Reach | Providence, RI | 33.1 miles | SW |
| South Channel | Essex, MA | 33.3 miles | NW |
| Sabin Point Reach | Providence, RI | 33.6 miles | SW |
| Eagle Island Channel | Essex, MA | 33.6 miles | NE |
| Rams Horn Channel | Essex, MA | 34.2 miles | NW |
| Salem Channel | Essex, MA | 34.2 miles | NE |
| Beverly Channel | Essex, MA | 34.5 miles | NW |
| Salem Channel | Essex, MA | 34.5 miles | NE |
| Bullock Point Reach | Providence, RI | 34.5 miles | SW |
| Rumstick Neck Reach | Bristol, RI | 34.6 miles | SW |
| Conimicut Point Reach | Providence, RI | 34.7 miles | SW |
| Black Bank Channel | Barnstable, MA | 34.7 miles | SE |
| Broad Sound | Barnstable, MA | 34.8 miles | SE |
| Manchester Channel | Essex, MA | 35.6 miles | NE |
| Simons Narrows | Barnstable, MA | 36 miles | SE |
| Entrance Channel | Newport, RI | 36.5 miles | SW |
| Branch | Barnstable, MA | 37.1 miles | SE |
| Broadway | Barnstable, MA | 37.3 miles | SE |
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