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 Humboldt, SD.
132 St Olaf Ave
Baltic, SD - 57003
605-529-5496
222 W Main St
Canistota, SD - 57012
605-296-3392
224 Main St
Chancellor, SD - 57015
605-647-2798
410 4th St
Chester, SD - 57016
605-489-2261
129 N Main St
Colman, SD - 57017
605-534-3521
We are slowly building our database of post office locations, hours, photos, comments and helpful descriptions.