ZIP Code 91021
Montrose, California · Los Angeles County
No38506
Zip91021
TypePO BOX
Decommissioned0
Primary CityMontrose
Acceptable Cities—
Unacceptable Cities—
StateCA
LstateCalifornia
CountyLos Angeles County
TimezoneAmerica/Los_Angeles
Area Codes818
World RegionNA
CountryUS
Latitude34,2
Longitude-118,22