Atlantic Ocean, Pacific Ocean, and The Gulf of Mexico are probably the ones you are looking for, but there are a lot more that touch it and serve as borders.
Rio Grande River
St. Lawrence River
Lake Superior
Lake Erie
Lake Huron
Detroit River
Lake St. Clair
Lake Ontario
Salish Sea
Lake of the Woods
Crooked Lake
Alaska has the Bering Sea, the Gulf of Alaska and the Arctic Ocean.
The Pacific Ocean, the Atlantic Ocean, and the Gulf of Mexico all touch the united states.
Atlantic Ocean, Pacific Ocean, and the Gulf of Mexico.
the gulf of Mexico the pacific and the Atlantic
amazon river,Nile and Congo
Atlantic ocean, pacific ocean and the gulf of Mexico
Atlantic Ocean, Pacific Ocean & Gulf of Mexico
the Atlantic ocean, the pacific ocean and the arctic ocean
Atlantic Ocean, Pacific Ocean & Gulf of Mexico
The U.S. flag should never touch the ground, water, and nothing besides gloved hands
moxitco
the Atlantic ocean and Pacific ocean surround us. I guess the gulf of mexico counts as the third but its part of the Pacific ocean.
ocean's