County Grafton is located in the state of New Hampshire. Grafton is spread between the coordinates of +43.9493388 Latitude and -71.48891354 Longitude. Grafton has 40 zip codes, 40 cities, 1 area code and 37 post offices.
Below you will find more info about Grafton and also zip codes, cities, area codes and the post offices that belong to this county.