Sinton, TX ZIP Codes & Directory
Sinton is an incorporated city in San Patricio County, Texas. Browse all active 5-digit USPS postal codes serving Sinton and surrounding San Patricio County delivery districts.
All ZIP Codes in Sinton, TX
1 CodesAbout Sinton Mail Delivery & Postal Administration
ZIP codes in Sinton are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing San Patricio County and surrounding Texas metropolitan districts.
Frequently Asked Questions About Sinton, TX ZIP Codes
How many ZIP codes serve Sinton, Texas? ▾
Sinton, Texas is served by 1 active USPS postal delivery codes: 78409.
What county is Sinton located in? ▾
Sinton is an incorporated city located within San Patricio County, Texas.
What is the population and demographic size of Sinton? ▾
According to U.S. Census Bureau data, Sinton has an estimated population of 26,707 residents and is situated within the San Patricio Region.
How does mail sorting and delivery work in Sinton? ▾
Mail delivery in Sinton is operated by the United States Postal Service through regional Sectional Center Facility (SCF) distribution plants servicing San Patricio County and surrounding Texas counties.