The list of 224 seaports includes all major and most smaller ports serving ocean and Great Lakes commerce.
NORTH ATLANTIC RANGE
| Bucksport, ME | Paulsboro, NJ |
| Eastport, ME | Chester, PA |
| Portland, ME | Marcus Hook, PA |
| Searsport, ME | Philadelphia, PA |
| Portsmouth, NH | Delaware City, DE |
| Boston, MA | Wilmington, DE |
| Fall River, MA | Baltimore, MD |
| New Bedford, MA | Cambridge, MD |
| Providence, RI | Alexandria, VA |
| Bridgeport, CT | Chesapeake, VA |
| New Haven, CT | Hopewell, VA |
| New London, CT | Newport News, VA |
| Albany, NY | Norfolk, VA |
| New York, NY/NJ | Portsmouth, VA |
| Camden, NJ | Richmond, VA |
| Gloucester City, NJ |
SOUTH ATLANTIC RANGE
| Morehead City, NC | Riviera, FL |
| Southport, NC | Aguadilla, PR |
| Wilmington, NC | Ceiba, PR |
| Charleston, SC | Guanica, PR |
| Georgetown, SC | Guayanilla, PR |
| Port Royal, SC | Humacao, PR |
| Brunswick, GA | Jobos, PR |
| Savannah, GA | Mayaguez, PR |
| St. Mary, GA | Ponce, PR |
| Cocoa, FL | San Juan, PR |
| Fernandina Beach, FL | Vieques, PR |
| Fort Lauderdale, FL | Yabucoa, PR |
| Fort Pierce, FL | Alucroix, VI |
| Jacksonville, FL | Charlotte Amalie, VI |
| Miami, FL | Christiansted, VI |
| Palm Beach, FL | Frederiksted, VI |
| Port Canaveral, FL | Limetree Bay, VI |
| Port Everglades, FL |
NORTH PACIFIC RANGE
| Astoria, OR | Friday Harbor, WA |
| Bandon, OR | Grays Harbor, WA |
| Columbia City, OR | Kalama, WA |
| Coos Bay, OR | Longview, WA |
| Mapleton, OR | Olympia, WA |
| Newport, OR | Point Wells, WA |
| Portland, OR | Portage, WA |
| Rainier, OR | Port Angeles, WA |
| Reedsport, OR | Port Gamble, WA |
| St. Helens, OR | Port Townsend, WA |
| Toledo, OR | Raymond, WA |
| Anacortes, WA | Seattle, WA |
| Bellingham, WA | Tacoma, WA |
| Edmonds (Edwards Point), WA | Vancouver, WA |
| Everett, WA | Willapa Harbor, WA |
| Ferndale, WA | Winslow, WA |
GREAT LAKES RANGE
| Duluth, MN | Saginaw, MI |
| Silver Bay, MN | Sault Ste Marie, MI |
| Green Bay, WI | Chicago, IL |
| Kenosha, WI | Ashtabula, OH |
| Manitowoc, WI | Cincinnati, OH |
| Milwaukee, WI | Cleveland, OH |
| Sheboygan, WI | Conneaut, OH |
| Superior, WI | Fairport, OH |
| Alpena, MI | Huron, OH |
| Bay City, MI | Lorain, OH |
| Detroit, MI | Sandusky, OH |
| De Tour Village, MI | Toledo, OH |
| Essexville, MI | Erie, PA |
| Ferrysburg, MI | Buffalo, NY |
| Grand Haven, MI | Odgensburg, NY |
| Marine City, MI | Oswego, NY |
| Muskegon, MI | Rochester, NY |
| Port Huron, MI | Burns Harbor, IN |
| Presque Isle, MI | E. Chicago, IN |
| Rogers City, MI | Gary, IN |
GULF COAST RANGE
| Panama City, FL | Brownsville, TX |
| Pensacola, FL | Corpus Christi, TX |
| Port Manatee, FL | Freeport, TX |
| Port St. Joe, FL | Galveston, TX |
| Tampa, FL | Harbor Island, TX |
| Mobile, AL | Houston, TX |
| Gulfport, MS | Orange, TX |
| Pascagoula, MS | Port Arthur, TX |
| Baton Rouge, LA | Port Isabel, TX |
| Gretna, LA | Port Lavaca, TX |
| Lake Charles, LA | Port Neches, TX |
| Louisiana Offshore Oil Port, LA | Sabine, TX |
| New Orleans, LA | Texas City, TX |
| Beaumont, TX |
SOUTH PACIFIC RANGE
| Alameda, CA | Port Hueneme, CA |
| Antioch, CA | Port San Luis, CA |
| Benicia, CA | Redwood City, CA |
| Carlsbad, CA | Richmond, CA |
| Carpinteria, CA | Sacramento, CA |
| Crockett, CA | San Diego, CA |
| El Segundo, CA | San Francisco, CA |
| Eureka, CA | Selby, CA |
| Estero Bay, CA | Stockton, CA |
| Gaviota, CA | Vallejo, CA |
| Huntington Beach, CA | Ventura, CA |
| Long Beach, CA | Barbers Point, HI |
| Los Angeles, CA | Hilo, HI |
| Mandalay Beach, CA | Honolulu, HI |
| Martinez, CA | Kahului, HI |
| Moss Landing, CA | Kaunakakai, HI |
| Oakland, CA | Kawaihae, HI |
| Pittsburg, CA | Nawiliwili, HI |
| Port Costa, CA | Port Allen, HI |
20C.F.R. 655 app A to Subpart F of Part 655