| Wollaston Channel | Norfolk, MA | 10.1 miles | NE |
| Squantum Channel | Norfolk, MA | 11 miles | NE |
| Sculpin Ledge Channel | Essex, MA | 12.5 miles | NE |
| Reserved Channel | Suffolk, MA | 13.6 miles | NE |
| Fort Point Channel | Suffolk, MA | 13.9 miles | NE |
| Boston Main Channel | Suffolk, MA | 14 miles | NE |
| Nantasket Roads | Norfolk, MA | 14.2 miles | NE |
| Nubble Channel | Suffolk, MA | 14.7 miles | NE |
| Governors Channel (historical) | Suffolk, MA | 14.7 miles | NE |
| President Roads | Suffolk, MA | 15.2 miles | NE |
| The Narrows | Suffolk, MA | 15.2 miles | NE |
| Little Mystic Channel | Suffolk, MA | 15.5 miles | NE |
| Boston Inner Harbor | Suffolk, MA | 15.8 miles | NE |
| Boston South Channel | Suffolk, MA | 16.9 miles | NE |
| Boston North Channel | Suffolk, MA | 17.1 miles | NE |
| Hypocrite Channel | Suffolk, MA | 17.6 miles | NE |
| The Gangway | Norfolk, MA | 19.7 miles | NE |
| Black Rock Channel | Essex, MA | 20.8 miles | NE |
| Western Channel | Suffolk, MA | 21.1 miles | NE |
| Dug Way | Plymouth, MA | 24.4 miles | SE |
| Cut River | Plymouth, MA | 25.5 miles | SE |
| Great Wood Island River | Plymouth, MA | 25.6 miles | SE |
| The Narrows | Plymouth, MA | 26.4 miles | SE |
| Goose Point Channel | Plymouth, MA | 27.5 miles | SE |
| Plymouth Harbor Channel | Plymouth, MA | 27.7 miles | SE |
| Fox Point Reach | Providence, RI | 28.3 miles | SW |
| South Channel | Essex, MA | 28.5 miles | NE |
| Rams Horn Channel | Essex, MA | 29 miles | NE |
| Fuller Rock Reach | Providence, RI | 29 miles | SW |
| Marblehead Channel | Essex, MA | 29.3 miles | NE |
| Beverly Channel | Essex, MA | 29.4 miles | NE |
| Childrens Island Channel | Essex, MA | 29.5 miles | NE |
| Sabin Point Reach | Providence, RI | 30 miles | SW |
| Salem Channel | Essex, MA | 30.1 miles | NE |
| Eagle Island Channel | Essex, MA | 30.3 miles | NE |
| Salem Channel | Essex, MA | 31.3 miles | NE |
| Bullock Point Reach | Providence, RI | 31.6 miles | SW |
| Manchester Channel | Essex, MA | 32.5 miles | NE |
| Conimicut Point Reach | Providence, RI | 32.6 miles | SW |
| Rumstick Neck Reach | Bristol, RI | 33.5 miles | SW |
| Entrance Channel | Newport, RI | 36.6 miles | SW |
| Dog Bar Channel | Essex, MA | 37.2 miles | NE |
| East River | Plymouth, MA | 38.3 miles | SE |
| Blynman Canal | Essex, MA | 38.7 miles | NE |
| South Channel | Essex, MA | 39.5 miles | NE |
| Choate Island Channel | Essex, MA | 39.8 miles | NE |
| Hog Island Channel | Barnstable, MA | 40.2 miles | SE |
| North Channel | Essex, MA | 40.5 miles | NE |
| Stacy Creek | Essex, MA | 40.9 miles | NE |
| Cleveland Ledge Channel | Barnstable, MA | 41.2 miles | SE |
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