ZIP code · Buffalo · South Dakota · United States

ZIP code 57720 — Buffalo

Name: Buffalo (57720)
Address: South Dakota, 57720, US

ZIP code 57720 serves Buffalo, South Dakota.

Postal code: 57720
Single source Value from one source, not cross-checked.
City: Buffalo
County: Harding
State: South Dakota
Country: United States
Coordinates: 45.5740, -103.5826 — precision precise (locality)
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Nearby localities

57776Redig · 34 km
57755Ludlow · 34 km
57724Camp Crook
57651Reva · 40 km
57650Ralph · 53 km
57649Prairie City · 60 km
57640Lodgepole · 70 km
57758Mud Butte · 86 km
57620Bison · 86 km
57760Newell · 94 km

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page