Below is a list of Donna TX zip codes. For your research we have also included Donna Area Code, Time Zone, UTC and the local Hidalgo County FIPS Code. Each Donna Texas zip code has a center Longitude / Latitude point (the Donna center is -98.060997009277 / 26.172300338745). For your convenience we have also indicated if that zip code in Donna observes Daylight Savings time.