ZIP Code 91023
Mount Wilson, California · Los Angeles County
No38507
Zip91023
TypePO BOX
Decommissioned0
Primary CityMount Wilson
Acceptable Cities—
Unacceptable Cities—
StateCA
LstateCalifornia
CountyLos Angeles County
TimezoneAmerica/Los_Angeles
Area Codes747, 818
World RegionNA
CountryUS
Latitude34,22
Longitude-118,09