United States Postal Service
Main:
(800) 275-8777
Alt: (605) 734-5392
Fax: (605) 357-4906
Alt: (605) 734-5392
Fax: (605) 357-4906
101 W 2nd St, Oacoma, South Dakota, 57365
Business hours
| Monday | 9:30am to 1:30pm |
| Tuesday | 9:30am to 1:30pm |
| Wednesday | 9:30am to 1:30pm |
| Thursday | 9:30am to 1:30pm |
| Friday | 9:30am to 1:30pm |
| Saturday | 9:30am to 11:15am |
| Sunday | - |
About us
Visit your local Post Office™ at 101 W 2nd St to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office™ boxes, passports, gift cards, and more
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