What are the Mt Sylvan, Texas Zip Codes for 2020, 2019Primary Zip Codes for Mt SylvanZip CodePrimary CitySecondary City75771LindaleMt Sylvan, Hide A Way Lake, Thedford, Wood Springs, Hideaway, Garden Valley, Hide A Way,Cities sharing Zip Codes with Mt SylvanZip CodePrimary CitySecondary CityMore Information75771LindaleGarden Valley75771LindaleHide A Way75771LindaleMt Sylvan75771LindaleHide A Way Lake75771LindaleThedford75771LindaleWood Springs75771LindaleHideaway Hideaway population stats Advertisements