The following is a List of canals in the United States

Transportation Canals in operation

• Augusta Canal
• Cal-Sag Channel (Chicago)
• Cascades Canal
• Chesapeake and Ohio Canal
• Chesapeake and Delaware Canal
• Chicago Sanitary and Ship Canal , part of the Illinois Waterway
• Dalles-Celilo Canal
• Delaware Canal (Pennsylvania)
• Delaware & Raritan Canal (New Jersey)
• Erie Canal (New York)
• Gowanus Canal (Brooklyn)
• Intracoastal Waterway including the Galveston and Brazos Canal
• Lake Washington Ship Canal (Seattle)
• Louisville and Portland Canal
• Portage Lake Canal
• St. Clair Flats Canal
• Saint Lawrence Seaway, (borders Canada) including the Saint Mary's Fall Ship Canal
• Sturgeon Bay And Lake Michigan Ship Canal

The United States also constructed the Panama Canal on territory it controlled.

Abandoned transportation canals

• Allegheny Portage Railroad
• Bellows Falls Canal
• Blackstone Canal
• Cayuga and Seneca Canal
• Champlain Canal
• Chenango Canal
• Clinton-Kalamazoo Canal (only partially completed)
• Delaware and Hudson Canal
• Des Moines Rapids Canal
• Hennepin Canal
• Hocking Canal
• Illinois and Michigan Canal
• Little Falls Canal
• Miami Canal
• Miami and Erie Canal
• Middlesex Canal
• Milan Canal
• Morris Canal (New Jersey)
• Ohio and Erie Canal
• Oswego Canal
• Pawtucket Canal
• Pennsylvania Main Line of Public Works
• Pennsylvania and Ohio Canal
• Sandy and Beaver Canal
• Santee Canal
• Savannah Ogeechee Canal
• Schuylkill Navigation
• South Hadley Canal
• Union Canal
• Wabash and Erie Canal
• Walhonding Canal
• Whitewater Canal

Irrigation canals

• All-American Canal
• California Aqueduct
• Central Arizona Project Aqueduct
• Coachella Canal
• Colorado River Aqueduct
• Inter-California Canal
• Los Angeles Aqueduct

Lynn Canal in Alaska and Hood Canal in Washington are natural inlets.