ZIP codes in Cole County
10 ZIPs touch Cole County, Missouri. The blue dashed line is the county border; orange ZIPs reach into it.
10
ZIP codes
7
cross the county line
81,001
people in these ZIPs
115
counties in MO
Most people
Cole County ZIP list
More counties in Missouri
- Cedar County10
- Chariton County12
- Christian County22
- Clark County10
- Clay County27
- Clinton County11
- Cooper County14
- Crawford County13
- Dade County13
- Dallas County13
- Daviess County16
- DeKalb County10
Questions people actually ask
How many ZIP codes are in Cole County, Missouri?
10 ZIP codes reach into Cole County, including 1 PO Box or single-address ZIPs placed by the town they serve. 7 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Cole County has the most people?
65109 (Jefferson City) has about 41,145 residents, the most of any ZIP touching Cole County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Cole 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 Cole 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