ZIP codes in Maries County
10 ZIPs touch Maries County, Missouri. The blue dashed line is the county border; orange ZIPs reach into it.
10
ZIP codes
8
cross the county line
59,919
people in these ZIPs
115
counties in MO
Most people
Maries County ZIP list
More counties in Missouri
- Lewis County12
- Lincoln County17
- Linn County15
- Livingston County12
- Macon County15
- Madison County8
- Marion County10
- McDonald County15
- Mercer County7
- Miller County17
- Mississippi County7
- Moniteau County15
Questions people actually ask
How many ZIP codes are in Maries County, Missouri?
10 ZIP codes reach into Maries County. 8 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Maries County has the most people?
65401 (Rolla) has about 32,714 residents, the most of any ZIP touching Maries County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Maries 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 Maries 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