ZIP codes in Ottawa County
11 ZIPs touch Ottawa County, Kansas. The blue dashed line is the county border; orange ZIPs reach into it.
11
ZIP codes
10
cross the county line
64,849
people in these ZIPs
105
counties in KS
Most people
Ottawa County ZIP list
More counties in Kansas
- Nemaha County15
- Neosho County11
- Ness County9
- Norton County7
- Osage County15
- Osborne County12
- Pawnee County9
- Phillips County9
- Pottawatomie County13
- Pratt County11
- Rawlins County10
- Reno County24
Questions people actually ask
How many ZIP codes are in Ottawa County, Kansas?
11 ZIP codes reach into Ottawa County. 10 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Ottawa County has the most people?
67401 (Salina) has about 50,217 residents, the most of any ZIP touching Ottawa County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Ottawa 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 Ottawa 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