Roberta M Keirn (Postmaster)
roberta.m.keirn@usps.gov
18 S Main St
Lyndonville, NY 14098
Lyndonville, NY 14098
The Lyndonville Post Office is located in the state of New York within Orleans County. This location serves 2,958 Lyndonville residents with a median income of $52,933. It's estimated that approximately 4,721 packages pass through this post office each year.