Four have "new" : New Hampshire, New Jersey, New Mexico, and New York. Two each have "north" and "south" : North and South Carolina, North and South Dakota. Also : West Virginia and Rhode Island.
Four states have two words in common North and South.
North Carolina South Carolina
Two US states that start with K are Kansas and Kentucky.
No U.S. states have four words in their names.
The two states that are outside the contiguous US are Alaska and Hawaii.
Washington, D.C. (the capital of the US) is surrounded by the two states of Virginia and Maryland.
Alaska and Hawaii became US States in 1959.
The United States of America is not the only country with the words 'United States' in its formal title. At least two other countries have 'United States' in their formal titles - Mexico is one of them.
Alaska and Hawaii are US states that don't border other US states.
Alaska Hawaii
No two US states share a northern border with Maine.
Texas and Tennessee are US states.