Denver, CO. Boston, MA
About 1756 miles.
The distance between Boston, MA and Denver, CO, is 1,968 miles and will take about 30 Hours to drive.
It is 2,332 miles according to Google Maps.
The driving distance from Denver to Boston is 1985 miles via I-80 E per Map Quest. The driving time per Map Quest is 29 hours and 28 minutes.
The driving distance between Denver, CO and Boston, MA is 1971 miles. The driving time would be approximately 30 hours if driving non-stop in good conditions. (The driving time does not take into consideration conditions such as weather, road work and rush hour traffic in urban areas.)
Wikipedia says it is 40 miles south of Boston.
Reading, Massachusetts, is about 15 miles north of Boston.
You have to specify which Newport you are asking about.
2878.05 miles
212 miles
10 miles taking ROUTE 1A NORTH.