Alpine, CA ZIP Codes & Directory
Alpine is located in San Diego County in California. Browse all active 5-digit USPS ZIP codes serving Alpine and surrounding San Diego County delivery districts.
All ZIP Codes in Alpine, CA
1 CodesAbout Alpine Mail Delivery & Postal Administration
ZIP codes in Alpine are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing San Diego County and surrounding California metropolitan districts.
Frequently Asked Questions About Alpine, CA ZIP Codes
How many ZIP codes serve Alpine, California? ▾
Alpine, California is served by 1 active USPS postal delivery codes: 91901.
What county is Alpine located in? ▾
Alpine is an incorporated city located within San Diego County, California.
What is the population and demographic size of Alpine? ▾
According to official U.S. Census Bureau data, Alpine has an estimated population of 17,688 residents and is situated within the undefined.
How does mail sorting and delivery work in Alpine? ▾
Mail delivery in Alpine is operated by the United States Postal Service (USPS) through regional Sectional Center Facility (SCF) distribution plants servicing San Diego County and surrounding California counties.
How much does it cost to ship a package to Alpine, CA? ▾
Shipping costs to Alpine depend on the package weight, dimensions, shipping carrier (USPS, UPS, FedEx), and the distance from the origin ZIP code. To calculate exact postage rates, use our shipping cost estimator tool.
What is the standard delivery time for mail to Alpine? ▾
Standard USPS Ground Advantage typically takes 2-5 business days to reach Alpine, depending on the origin. Priority Mail generally arrives in 1-3 business days. Please check tracking for specific regional routing times.