How do I find a ZIP code by city or state?

Use our ZIP code lookup tool to search by city, state, or address and instantly view related ZIP codes.

What is a ZIP+4 code?

A ZIP+4 code adds four extra digits to a standard ZIP code to help USPS sort and deliver mail more accurately.

Are ZIP codes the same as postal codes?

ZIP codes are the postal code system used in the United States. Other countries use different postal code formats.

Rio Grande City ZIP Codes In Texas

Rio Grande City ZIP Code

The city of Rio Grande City is assigned specific ZIP Code(s) by the United States Postal Service (USPS) to make mail delivery accurate and efficient. A ZIP Code in Rio Grande City helps identify the correct postal area, ensuring that letters, parcels, and packages reach the right neighborhood or post office without delay. For residents, businesses, and visitors, knowing the correct Rio Grande City ZIP Code is important not only for mailing purposes but also for location-based services, navigation, and demographic reference.

Rio Grande City

78582

Post Office	Rio Grande City
County	Starr
State	Texas
ZIP Code	78582

View ZIP Details

Search Zip Code

Zip Codes by State

Disclaimer: The content on this website is provided for general informational purposes only. While we make every effort to ensure that the information is accurate and up-to-date, it should not be relied upon as a substitute for professional advice. We do not accept any responsibility for any errors, omissions, or consequences that may arise from using the information presented here.