ZIP Code 91759

Zip Code: 91759
Type: POBox
Official USPS city name: Mt Baldy
Official USPS State Code: CA
Official State Name: California
ZCTA: TRUE
Population: 307.0
Density: 1.4
Primary Official County Code: 6071
Primary Official County Name: San Bernardino
Official County Name: San Bernardino| Los Angeles
Official County Code: 06071| 06037
Imprecise: FALSE
Military: FALSE
Timezone: America/Los_Angeles (21:46 PM Friday, March 28 2025-03-28 (GMT -0700))
Geo Point: 34.25405, -117.69148