ZIP Code 94540
Hayward, California · Alameda County
No39951
Zip94540
TypePO BOX
Decommissioned0
Primary CityHayward
Acceptable Cities—
Unacceptable Cities—
StateCA
LstateCalifornia
CountyAlameda County
TimezoneAmerica/Los_Angeles
Area Codes510
World RegionNA
CountryUS
Latitude37,65
Longitude-122,09