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 Ionia, MO.
200 E 5th St
Calhoun, MO - 65323
660-694-3524
14389 N State Highway 7
Climax Springs, MO - 65324
573-347-2312
201 W Main St
Cole Camp, MO - 65325
660-668-3321
29184 Highway 7
Edwards, MO - 65326
417-998-6324
6628 Highway Jj
Florence, MO - 65329
660-368-2121
We are slowly building our database of post office locations, hours, photos, comments and helpful descriptions.