Cameron County, TX ZIP Codes & Directory
Complete postal guide for Cameron County, Texas. Featuring the official county seat of Brownsville, largest municipality Brownsville, and serving 16 incorporated municipal entities.
Municipalities Located in Cameron County
Incorporated Cities, Towns, and Villages
Brownsville
cityPopulation: 186,738
Harlingen
cityPopulation: 71,829
Hale Center
townPopulation: 2,037
Happy
townPopulation: 2,033
Harper
townPopulation: 1,918
Hart
townPopulation: 2,908
Hawley
townPopulation: 2,846
Hebron
townPopulation: 3,265
Hedley
townPopulation: 2,630
Hermleigh
townPopulation: 3,712
Holland
townPopulation: 2,054
Holliday
townPopulation: 2,869
Howe
townPopulation: 1,956
Hutto
townPopulation: 1,543
Cameron City 30
cityPopulation: 4,250
Cameron City 284
cityPopulation: 10,600
Active USPS Postal Codes in Cameron County
Standard delivery zones and geographic service boundaries
Frequently Asked Questions About Cameron County, TX
What is the county seat and largest city in Cameron County? ▾
The official county seat of Cameron County is Brownsville, and its largest incorporated municipality by population is Brownsville.
How many cities, towns, and villages are in Cameron County? ▾
Cameron County encompasses 16 incorporated municipal entities, including 4 cities, 12 towns, and 0 villages.
What is the total population and land area of Cameron County? ▾
According to official U.S. Census Bureau data, Cameron County has a population of approximately 421,017 residents and spans an area of 906 square miles.
How many postal codes operate in Cameron County? ▾
There are 3 active USPS postal codes serving addresses within Cameron County, Texas.