ZIP Code 01940 is located in the county of Essex in the state of Massachusetts. 01940 ZIP Code is spread between the coordinates of +42.5312022 Latitude and -71.03227921 Longitude. 01940 ZIP Code is part of the 781 area code. There are 3 postal offices in zip code 01940.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 01940. 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.