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
Population
City
8330161,291Twin Falls
8331610,335Buhl
833418,798Kimberly
833286,167Filer
833342,406Hansen
833441,246Murtaugh
83321496Castleford
83302338Rogerson
showing: 8 rows

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