Find Post office Near Me in Petrolia Welcome to our new site: catalog of Post office of Petrolia, Texas. Find Post office Near Me. United States Postal Service Establishment Finance Post office +1 800-275-8777 108 W Benton St, Petrolia, TX 76377 TEXAS-PAGES.COM Petrolia Post office Types of organizations in Petrolia, Texas All types Beauty salon Car repair Church Establishment Finance Food Furniture store General contractor Home goods store Place of worship Plumber Post office School Storage Supermarket