The regions of the United States that are located on the East Coast are:
1. New England
2. Mid-Atlantic
3. Southeast
These regions are situated along the eastern seaboard of the United States. New England includes states like Maine, Vermont, New Hampshire, Massachusetts, Rhode Island, and Connecticut. The Mid-Atlantic region comprises states such as New York, New Jersey, Pennsylvania, Delaware, and Maryland. The Southeastern region consists of states like Florida, Georgia, North Carolina, South Carolina, Virginia, and more. These regions are known for their coastal landscapes, historic cities, and diverse cultures.