ZIP Code 01863 is located in the county of Middlesex in the state of Massachusetts. 01863 ZIP Code is spread between the coordinates of +42.6338232 Latitude and -71.38785568 Longitude. 01863 ZIP Code is part of the area code. There is 1 postal office in zip code 01863.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 01863. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.