What are the seas surrounding border?

The United States is bordered by the following seas:

* Pacific Ocean

* Atlantic Ocean

* Arctic Ocean

The Pacific Ocean is the largest of the three oceans, and it borders the United States on the west coast. The Atlantic Ocean is the second largest of the three oceans, and it borders the United States on the east coast. The Arctic Ocean is the smallest of the three oceans, and it borders the United States on the north coast.