Winburne is an unincorporated community in Clearfield County, Pennsylvania, United States. The community is located 6.2 miles northeast of Philipsburg. Winburne has a post office with ZIP code 16879. It is unclear exactly when Winburne was founded, but we can estimate it between 1885 and 1886. One of the first persons to arrive at Winburn…Winburne is an unincorporated community in Clearfield County, Pennsylvania, United States. The community is located 6.2 miles northeast of Philipsburg. Winburne has a post office with ZIP code 16879. It is unclear exactly when Winburne was founded, but we can estimate it between 1885 and 1886. One of the first persons to arrive at Winburne was Gust Adolph Johnson who of which built one of the first three homes on Winburne. Another prominent citizen of Winburne was Burton/Berten Merritt who came to Winburne in 1884.