Buffalo County, South Dakota ZIP codes
2ZIP codes
2Cities and towns
1,469People in ZIP areas
605Area code
Buffalo County is in South Dakota and the Central Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.
All ZIP codes in Buffalo County
| ZIP code | City | Type | Population | Median income |
|---|---|---|---|---|
| 57339 | Fort Thompson | Standard | 1,390 | $46,136 |
| 57341 | Gann Valley | Standard | 79 | – |
Cities and towns in Buffalo County
- Fort Thompson 1 ZIP
- Gann Valley 1 ZIP
Area codes in Buffalo County
Questions
- How many ZIP codes are in Buffalo County, SD?
- Buffalo County has 2 ZIP codes.
- What cities are in Buffalo County?
- Buffalo County ZIP codes cover Fort Thompson and Gann Valley.
- What area code is Buffalo County, SD?
- Buffalo County uses area code 605.
- What time zone is Buffalo County in?
- Buffalo County is in Central Time.
Other South Dakota counties
- Aurora County
- Beadle County
- Bennett County
- Bon Homme County
- Brookings County
- Brown County
- Brule County
- Butte County
- Campbell County
- Charles Mix County
- Clark County
- Clay County
- Codington County
- Corson County
- Custer County
- Davison County
- Day County
- Deuel County
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- Douglas County
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- Fall River County
- Faulk County
- Grant County
- Gregory County
- Haakon County
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- Harding County
- Hughes County
- Hutchinson County
- Hyde County
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- Kingsbury County
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- McCook County
- McPherson County
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- Mellette County
- Miner County
- Minnehaha County
- Moody County
- Oglala Lakota County
- Pennington County
- Perkins County
- Potter County
- Roberts County
- Sanborn County
- Spink County
- Stanley County
- Sully County
- Todd County
- Tripp County
- Turner County
- Union County
- Walworth County
- Yankton County
- Ziebach County