Castroville, CA ZIP Codes & Directory
Castroville is located in Monterey County in California. Browse all active 5-digit USPS ZIP codes serving Castroville and surrounding Monterey County delivery districts.
All ZIP Codes in Castroville, CA
1 CodesAbout Castroville Mail Delivery & Postal Administration
ZIP codes in Castroville are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Monterey County and surrounding California metropolitan districts.
Frequently Asked Questions About Castroville, CA ZIP Codes
How many ZIP codes serve Castroville, California? ▾
Castroville, California is served by 1 active USPS postal delivery codes: 95012.
What county is Castroville located in? ▾
Castroville is an incorporated city located within Monterey County, California.
What is the population and demographic size of Castroville? ▾
According to official U.S. Census Bureau data, Castroville has an estimated population of 11,858 residents and is situated within the undefined.
How does mail sorting and delivery work in Castroville? ▾
Mail delivery in Castroville is operated by the United States Postal Service (USPS) through regional Sectional Center Facility (SCF) distribution plants servicing Monterey County and surrounding California counties.
How much does it cost to ship a package to Castroville, CA? ▾
Shipping costs to Castroville 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 Castroville? ▾
Standard USPS Ground Advantage typically takes 2-5 business days to reach Castroville, depending on the origin. Priority Mail generally arrives in 1-3 business days. Please check tracking for specific regional routing times.