Find Post office Near Me in Groom Welcome to our new site: catalog of Post office of Groom, Texas. Find Post office Near Me. United States Postal Service Establishment Finance Post office +1 800-275-8777 104 West 1st Street, Groom, TX 79039 TEXAS-PAGES.COM Groom Post office Types of organizations in Groom, Texas All types Atm Car repair Church Convenience store Establishment Finance Fire station Food Gas station General contractor Insurance agency Library Local government office Place of worship Post office Roofing contractor School