San Gregorio, CA ZIP Codes & Directory
San Gregorio is located in San Mateo County in California. Browse all active 5-digit USPS ZIP codes serving San Gregorio and surrounding San Mateo County delivery districts.
All ZIP Codes in San Gregorio, CA
1 CodesAbout San Gregorio Mail Delivery & Postal Administration
ZIP codes in San Gregorio are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing San Mateo County and surrounding California metropolitan districts.
Frequently Asked Questions About San Gregorio, CA ZIP Codes
How many ZIP codes serve San Gregorio, California? ▾
San Gregorio, California is served by 1 active USPS postal delivery codes: 94074.
What county is San Gregorio located in? ▾
San Gregorio is an incorporated city located within San Mateo County, California.
What is the population and demographic size of San Gregorio? ▾
According to official U.S. Census Bureau data, San Gregorio has an estimated population of 282 residents and is situated within the undefined.
How does mail sorting and delivery work in San Gregorio? ▾
Mail delivery in San Gregorio is operated by the United States Postal Service (USPS) through regional Sectional Center Facility (SCF) distribution plants servicing San Mateo County and surrounding California counties.
How much does it cost to ship a package to San Gregorio, CA? ▾
Shipping costs to San Gregorio 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 San Gregorio? ▾
Standard USPS Ground Advantage typically takes 2-5 business days to reach San Gregorio, depending on the origin. Priority Mail generally arrives in 1-3 business days. Please check tracking for specific regional routing times.