County Postal Hub • FIPS 48165
Gaines County, TX ZIP Codes & Directory
Complete postal guide for Gaines County, Texas. Featuring the official county seat of Seminole, largest municipality Seminole, and serving 2 incorporated municipal entities.
County Seat Seminole
Total Population 21,598
Land Area 1,502 sq mi
FIPS Code 48165
Municipalities Located in Gaines County
Incorporated Cities, Towns, and Villages
2 Cities
0 Towns
Active USPS Postal Codes in Gaines County
Standard delivery zones and geographic service boundaries
Frequently Asked Questions About Gaines County, TX
What is the county seat and largest city in Gaines County? ▾
The official county seat of Gaines County is Seminole, and its largest incorporated municipality by population is Seminole.
How many cities, towns, and villages are in Gaines County? ▾
Gaines County encompasses 2 incorporated municipal entities, including 2 cities, 0 towns, and 0 villages.
What is the total population and land area of Gaines County? ▾
According to official U.S. Census Bureau data, Gaines County has a population of approximately 21,598 residents and spans an area of 1,502 square miles.
How many postal codes operate in Gaines County? ▾
There are 1 active USPS postal codes serving addresses within Gaines County, Texas.