There are 8 zip codes in Twin Falls County, Idaho. The most populated is 83301, located in Twin Falls. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
83301Twin Falls61,291
83316Buhl10,335
83341Kimberly8,798
83328Filer6,167
83332Hagerman2,427
83334Hansen2,406
83321Castleford496
83302Rogerson338

Twin Falls County, Idaho Zip Codes by Population (2024)