1. Alaska: 665,400 square miles (1,723,337 square kilometers)
2. Texas: 268,597 square miles (695,662 square kilometers)
3. California: 163,696 square miles (423,970 square kilometers)
4. Montana: 147,046 square miles (380,838 square kilometers)
5. New Mexico: 121,590 square miles (314,916 square kilometers)
Smallest States in the US (by land area):
1. Rhode Island: 1,214 square miles (3,144 square kilometers)
2. Delaware: 2,489 square miles (6,446 square kilometers)
3. Connecticut: 5,543 square miles (14,357 square kilometers)
4. New Hampshire: 9,349 square miles (24,216 square kilometers)
5. Vermont: 9,616 square miles (24,906 square kilometers)