Below is a list of La Joya TX zip codes. For your research we have also included La Joya Area Code, Time Zone, UTC and the local Hidalgo County FIPS Code. Each La Joya Texas zip code has a center Longitude / Latitude point (the La Joya center is -98.475700378418 / 26.247699737549). For your convenience we have also indicated if that zip code in La Joya observes Daylight Savings time.