ZIP Code 06437
Guilford, Connecticut · New Haven County
No2301
Zip06437
TypeSTANDARD
Decommissioned0
Primary CityGuilford
Acceptable Cities—
Unacceptable Cities—
StateCT
LstateConnecticut
CountyNew Haven County
TimezoneAmerica/New_York
Area Codes203, 475, 860, 959
World RegionNA
CountryUS
Latitude41,28
Longitude-72,67