The USPS was founded in 1775 and Benjamin Franklin was the first Postmaster General.
Below you'll find any US Post Offices that we've found in Effort, PA.
111 Mansfield St
Belvidere, NJ - 07823
908-475-2957
53 Center St
Bloomsbury, NJ - 08804
908-479-4538
27 Decatur St
Columbia, NJ - 07832
908-496-4191
9 Clinton St
Delaware, NJ - 07833
908-475-2490
361 Memorial Pkwy
Phillipsburg, NJ - 08865
908-859-3666
We are slowly building our database of post office locations, hours, photos, comments and helpful descriptions.