Rio Hondo, TX

ZIP code 78583 is located in Rio Grande City, Texas. This area is known for its historical significance, with landmarks such as the two-story red brick La Borde House, built in 1835, and the Fort Ringgold Historic District, a former U.S. Army base established in the 1840s. The ZIP code also encompasses parts of Falcon State Park, providing opportunities for outdoor recreation along the Rio Grande River.