ZIP Code 03780 is located in the county of Grafton in the state of New Hampshire. 03780 ZIP Code is spread between the coordinates of +44.0352021 Latitude and -71.98841887 Longitude. 03780 ZIP Code is part of the 603 area code. There are 2 postal offices in zip code 03780.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 03780. 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.