Boston being the city in Massachusetts, and "main states" being the Continental U.S.? then the answer is none, since MA is a part of the Continental US.
Air miles from Boston, Massachusetts, United States of America to Beijing, China total 6,749. That is 10,862 kilometers. That is 5,865 nautical miles.
How many miles from Boston ma to jacksonville fl
From Richmond, Virginia to Boston, Massachusetts is 474.0 miles.
From Boston to Columbus is about 800 miles
Boston to San Francisco is 3100 miles.
about 3100 miles
716 miles
the answer is 1290 miles
104 miles
376 miles
308 miles
5,520 miles