Brownsville, TX

ZIP code 78523 encompasses the city of Brownsville, Texas, known for its vibrant culture and historical sites. The International Bridge connects Brownsville to neighboring Matamoros, Mexico. The Gladys Porter Zoo is a popular attraction in the area, showcasing a wide variety of animals in a lush, tropical environment. Additionally, the Palo Alto Battlefield National Historical Park commemorates the first battle of the Mexican-American War.