ZIP codes in Minidoka County
6 ZIPs touch Minidoka County, Idaho. The blue dashed line is the county border; orange ZIPs reach into it.
6
ZIP codes
4
cross the county line
44,005
people in these ZIPs
44
counties in ID
Most people
Minidoka County ZIP list
More counties in Idaho
- Kootenai County15
- Latah County13
- Lemhi County12
- Lewis County7
- Lincoln County6
- Madison County9
- Nez Perce County10
- Oneida County4
- Owyhee County10
- Payette County6
- Power County4
- Shoshone County15
Questions people actually ask
How many ZIP codes are in Minidoka County, Idaho?
6 ZIP codes reach into Minidoka County, including 1 PO Box or single-address ZIPs placed by the town they serve. 4 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Minidoka County has the most people?
83318 (Burley) has about 19,459 residents, the most of any ZIP touching Minidoka County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Minidoka County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Minidoka County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from