Galveston County, located in the state of Texas, contains a range of ZIP codes that are essential for mail delivery, demographics, mapping, and regional planning. Below is a complete list of ZIP codes associated with this county.

These ZIP codes help identify specific areas and communities within the county, ranging from small towns and villages to broader rural stretches. Whether you’re moving to Galveston County, setting up a business, or analyzing demographic trends, understanding ZIP code distribution is an essential part of the process.

Zip code
77510
77553
77650
77555
77539
77552
77517
77546
77554
77549
77565
77581
77623
77551
77563
77591
77573
77568
77574
77511
77550
77518
77590

To know more about Galveston County, click the button below:

Galveston County Information

Use this tool to find your area details by using zip code.

ZIP Code to County

Note: Some ZIP codes may span across county borders and may be listed under more than one county. This is common in rural or low-population areas where ZIP code regions are broader.

Source: Data compiled from official county records, USPS ZIP code data, and the United States Census Bureau.

Frequently Asked Questions

How many ZIP codes are in Galveston County County?

There are approximately 23 ZIP codes in this county. Check the table above for the complete list.

Do ZIP codes in Galveston County overlap with other counties?

Yes, some ZIP codes may span more than one county. This is especially common in less populated or rural areas.