Barnstable County, Massachusetts ZIP Codes

47 ZIP Codes

Zip Code
City
Population
02536East Falmouth21,328
02601Hyannis16,071
02649Mashpee15,384
02532Buzzards Bay13,267
02632Centerville11,685
02645Harwich11,288
02563Sandwich10,436
02631Brewster10,061
02664South Yarmouth9,949
02673West Yarmouth8,594
02540Falmouth8,104
02648Marstons Mills7,968
02675Yarmouth Port7,297
02653Orleans6,443
02537East Sandwich6,383
02660South Dennis6,381
02642Eastham5,811
02633Chatham4,512
02655Osterville4,024
02667Wellfleet3,961
02639Dennis Port3,808
02657Provincetown3,703
02644Forestdale3,700
02635Cotuit3,577
02562Sagamore Beach3,402
02638Dennis3,253
02556North Falmouth2,868
02668West Barnstable2,820
02559Pocasset2,802
02630Barnstable2,371
02646Harwich Port1,846
02534Cataumet1,369
02659South Chatham1,137
02670West Dennis1,087
02650North Chatham1,032
02542Buzzards Bay882
02666Truro863
02652North Truro845
02671West Harwich818
02561Sagamore670
02663South Wellfleet443
02641East Dennis316
02637Cummaquid227
02647Hyannis Port209
02553Monument Beach30
02643East Orleans0
02672West Hyannisport0

Overview of ZIP Codes in Barnstable 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.
47
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 47 ZCTAs in Barnstable County, Massachusetts (US Census).