U3A Seymour and District (University of the Third Age) » Education Institutes Go back to directory. U3A Seymour and District (University of the Third Age) U3A Seymour and District (University of the Third Age) Phone: 0448153572work Email: seymu3a@gmail.comINTERNET Website: www.u3aseymour.org.au Categories: Education Institutes Updated 8 years ago.