Grafton County, New Hampshire ZIP Codes

36 ZIP Codes

Zip Code
City
Population
03766Lebanon11,195
03755Hanover10,569
03264Plymouth6,885
03222Bristol6,097
03561Littleton6,040
03748Enfield4,563
03741Canaan4,131
03784West Lebanon3,804
03223Campton3,441
03285Thornton2,799
03574Bethlehem2,573
03585Lisbon2,456
03217Ashland2,183
03266Rumney2,130
03785Woodsville2,018
03245Holderness1,917
03768Lyme1,710
03251Lincoln1,461
03774North Haverhill1,420
03580Franconia1,402
03240Grafton1,354
03777Orford1,295
03241Hebron1,150
03262North Woodstock1,142
03750Etna1,116
03740Bath1,097
03780Pike1,071
03282Wentworth1,052
03279Warren878
03779Piermont868
03771Monroe786
03586Sugar Hill658
03765Haverhill513
03215Waterville Valley290
03293Woodstock72
03238Glencliff64

Overview of ZIP Codes in Grafton County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
36
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 36 ZCTAs in Grafton County, New Hampshire (US Census).