United States Postal Service

Post Offices

(605) 375-3236

109 1st St W Buffalo, SD 57720

www.usps.com

Today: 10:30 AM to 11:00 AM

United States Postal Service serves Buffalo, SD and is located in the 57720 ZIP code.

Hours of Operation

Mon 8:30 AM to 12:00 PM
Sat 12:30 PM to 4:30 PM
Sun 10:30 AM to 11:00 AM

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