Castell, TX ZIP Codes & Directory
Castell is an incorporated town in Upshur County, Texas. Browse all active 5-digit USPS postal codes serving Castell and surrounding Upshur County delivery districts.
All ZIP Codes in Castell, TX
1 CodesAbout Castell Mail Delivery & Postal Administration
ZIP codes in Castell are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Upshur County and surrounding Texas metropolitan districts.
Frequently Asked Questions About Castell, TX ZIP Codes
How many ZIP codes serve Castell, Texas? ▾
Castell, Texas is served by 1 active USPS postal delivery codes: 78459.
What county is Castell located in? ▾
Castell is an incorporated town located within Upshur County, Texas.
What is the population and demographic size of Castell? ▾
According to U.S. Census Bureau data, Castell has an estimated population of 3,396 residents and is situated within the Upshur Area.
How does mail sorting and delivery work in Castell? ▾
Mail delivery in Castell is operated by the United States Postal Service through regional Sectional Center Facility (SCF) distribution plants servicing Upshur County and surrounding Texas counties.