United States Postal Service
Add to Favorites
CLOSED NOW
Today: 8:30 am - 5:00 pm
Tomorrow: 8:30 am - 5:00 pm
Saved to Favorites
Phone: (515) 332-3506
Phone: (800) 275-8777
Address: 601 Sumner Ave, Humboldt, IA 50548
Website: http://usps.com/postoffice