Roseanne Gwardyak (Postmaster)
roseanne.gwardyak@usps.gov
9 Park St
Newark Valley, NY 13811
Newark Valley, NY 13811
The Newark Valley Post Office is located in the state of New York within Tioga County. This location serves 4,354 Newark Valley residents with a median income of $50,972. It's estimated that approximately 6,949 packages pass through this post office each year.