Daniel E Ludwin (Postmaster)
daniel.e.ludwin@usps.gov
45 Redfield St
Constantia, NY 13044
Constantia, NY 13044
The Constantia Post Office is located in the state of New York within Oswego County. This location serves 2,512 Constantia residents with a median income of $52,188. It's estimated that approximately 4,009 packages pass through this post office each year.