ZIP codes in Pottawatomie County
18 ZIPs touch Pottawatomie County, Oklahoma. The blue dashed line is the county border; orange ZIPs reach into it.
18
ZIP codes
12
cross the county line
151,573
people in these ZIPs
77
counties in OK
Most people
Pottawatomie County ZIP list
More counties in Oklahoma
- Osage County24
- Ottawa County12
- Pawnee County12
- Payne County16
- Pittsburg County22
- Pontotoc County11
- Pushmataha County16
- Roger Mills County9
- Rogers County14
- Seminole County11
- Sequoyah County9
- Stephens County12
Questions people actually ask
How many ZIP codes are in Pottawatomie County, Oklahoma?
18 ZIP codes reach into Pottawatomie County, including 1 PO Box or single-address ZIPs placed by the town they serve. 12 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Pottawatomie County has the most people?
74820 (Ada) has about 31,943 residents, the most of any ZIP touching Pottawatomie County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Pottawatomie 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 Pottawatomie 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