Post offices serve all communities within a county, from city branch locations to rural contract postal units that serve smaller towns and unincorporated areas with essential mail services. There are 6 Post Office locations in County, South Dakota.

Residents of County should be aware that rural post offices and contract postal units may have limited hours compared to full-service branches. USPS provides a free package pickup service for all residents, including those in rural areas, which can eliminate the need to travel to a post office for outgoing packages.

List of County, California Post Office

Arlington Post Office

View Details Call Now (605) 983-5442

Arlington Post Office

Address
Get Direction
Hours

Oldham Post Office

View Details Call Now (605) 482-8492

Oldham Post Office

Address
Get Direction
Hours

Badger Post Office

View Details Call Now (605) 983-4787

Badger Post Office

Address
Get Direction
Hours

Iroquois Post Office

View Details Call Now (605) 546-2340

Iroquois Post Office

Address
Get Direction
Hours

De Smet Post Office

View Details Call Now (605) 854-3440

De Smet Post Office

Address
Get Direction
Hours

Lake Preston Post Office

View Details Call Now (605) 847-4627

Lake Preston Post Office

Address
Get Direction
Hours

Residents of County can use the USPS online location finder to identify the nearest post office, rural branch, or contract postal unit and check their individual hours. Enrolling in USPS Informed Delivery is free and lets all county residents preview incoming mail and packages via email or the USPS app each morning before delivery.

You may also find Post Office locations in neighboring counties including Lake, Kingsbury, Brookings.