Julia A Thomas (Postmaster)
julia.a.thomas@usps.gov
7220 N Washington St
Dundas, IL 62425
Dundas, IL 62425
The Dundas Post Office is located in the state of Illinois within Richland County. This location serves 649 Dundas residents with a median income of $62,813. It's estimated that approximately 1,036 packages pass through this post office each year.