Full list of Post office in Zolfo Springs, Florida On this page you can see all Post office in Zolfo Springs, Florida. Open United States Postal Service Establishment, Finance, Post office 3141 US Highway 17 S, Zolfo Springs, FL 33890 +1 800-275-8777 MIAMICOMPANIES.COM Zolfo Springs Post office Categories of companies in Zolfo Springs, Florida All categories Atm Bank Beauty salon Cafe Campground Car dealer Car repair Cemetery Church Establishment Finance Food Gas station General contractor Health Insurance agency Local government office Lodging Movie rental Park Pharmacy Place of worship Post office Restaurant Rv park School Supermarket