Greenbrae, CA ZIP Codes & Directory
Greenbrae is located in Marin County in California. Browse all active 5-digit USPS ZIP codes serving Greenbrae and surrounding Marin County delivery districts.
All ZIP Codes in Greenbrae, CA
1 CodesAbout Greenbrae Mail Delivery & Postal Administration
ZIP codes in Greenbrae are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Marin County and surrounding California metropolitan districts.
Frequently Asked Questions About Greenbrae, CA ZIP Codes
How many ZIP codes serve Greenbrae, California? ▾
Greenbrae, California is served by 1 active USPS postal delivery codes: 94904.
What county is Greenbrae located in? ▾
Greenbrae is an incorporated city located within Marin County, California.
What is the population and demographic size of Greenbrae? ▾
According to official U.S. Census Bureau data, Greenbrae has an estimated population of 12,718 residents and is situated within the undefined.
How does mail sorting and delivery work in Greenbrae? ▾
Mail delivery in Greenbrae is operated by the United States Postal Service (USPS) through regional Sectional Center Facility (SCF) distribution plants servicing Marin County and surrounding California counties.
How much does it cost to ship a package to Greenbrae, CA? ▾
Shipping costs to Greenbrae 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 Greenbrae? ▾
Standard USPS Ground Advantage typically takes 2-5 business days to reach Greenbrae, depending on the origin. Priority Mail generally arrives in 1-3 business days. Please check tracking for specific regional routing times.