Porterville, CA ZIP Codes & Directory
Porterville is located in Tulare County in California. Browse all active 5-digit USPS ZIP codes serving Porterville and surrounding Tulare County delivery districts.
All ZIP Codes in Porterville, CA
1 CodesAbout Porterville Mail Delivery & Postal Administration
ZIP codes in Porterville are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Tulare County and surrounding California metropolitan districts.
Frequently Asked Questions About Porterville, CA ZIP Codes
How many ZIP codes serve Porterville, California? ▾
Porterville, California is served by 1 active USPS postal delivery codes: 93257.
What county is Porterville located in? ▾
Porterville is an incorporated city located within Tulare County, California.
What is the population and demographic size of Porterville? ▾
According to official U.S. Census Bureau data, Porterville has an estimated population of 79,569 residents and is situated within the undefined.
How does mail sorting and delivery work in Porterville? ▾
Mail delivery in Porterville is operated by the United States Postal Service (USPS) through regional Sectional Center Facility (SCF) distribution plants servicing Tulare County and surrounding California counties.
How much does it cost to ship a package to Porterville, CA? ▾
Shipping costs to Porterville 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 Porterville? ▾
Standard USPS Ground Advantage typically takes 2-5 business days to reach Porterville, depending on the origin. Priority Mail generally arrives in 1-3 business days. Please check tracking for specific regional routing times.