US Post Office

123 Main St
Onaka
SD 57466

Phone:

(800) 275-8777

Web:

Category: USPS, Post Office, Shipping Centers

Store Hours:

Mon 8:30am - 3:30pm
Tue 8:30am - 3:30pm
Wed 8:30am - 3:30pm
Thu 8:30am - 3:30pm
Fri 8:30am - 3:30pm
Sat 8:30am - 10am
Sun Closed

Nearby Stores:

Location Map:

About US Post Office

The United States Postal Service (USPS), also known as the US Post Office and U.S. Mail, is an independent agency of the United States federal government responsible for providing postal service in the United States. The USPS is the operator of the largest civilian vehicle fleet in the world

Note: US Post Office Onaka store hours are updated regularly, if you find any error please notify us.