Franklin County, TX ZIP Codes & Directory
Complete postal guide for Franklin County, Texas. Featuring the official county seat of Mount Vernon, largest municipality Mount Vernon, and serving 2 incorporated municipal entities.
Municipalities Located in Franklin County
Incorporated Cities, Towns, and Villages
Active USPS Postal Codes in Franklin County
Standard delivery zones and geographic service boundaries
Frequently Asked Questions About Franklin County, TX
What is the county seat and largest city in Franklin County? ▾
The official county seat of Franklin County is Mount Vernon, and its largest incorporated municipality by population is Mount Vernon.
How many cities, towns, and villages are in Franklin County? ▾
Franklin County encompasses 2 incorporated municipal entities, including 2 cities, 0 towns, and 0 villages.
What is the total population and land area of Franklin County? ▾
According to official U.S. Census Bureau data, Franklin County has a population of approximately 10,359 residents and spans an area of 286 square miles.
How many postal codes operate in Franklin County? ▾
There are 1 active USPS postal codes serving addresses within Franklin County, Texas.