La Joya, TX is a city located in Hidalgo County, Texas and has a land area of 14.23 square miles (36.86 km2). The water area for the city is 0.85 square miles or 2.20 km2. There is one unique zip code in La Joya, Texas and it is 78560. The area code(s) for La Joya is 956.
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