ZIP codes in McMinn County
13 ZIPs touch McMinn County, Tennessee. The blue dashed line is the county border; orange ZIPs reach into it.
13
ZIP codes
9
cross the county line
104,100
people in these ZIPs
95
counties in TN
Most people
McMinn County ZIP list
More counties in Tennessee
- Loudon County9
- Macon County8
- Madison County19
- Marion County12
- Marshall County12
- Maury County11
- McNairy County16
- Meigs County6
- Monroe County9
- Montgomery County16
- Moore County10
- Morgan County12
Questions people actually ask
How many ZIP codes are in McMinn County, Tennessee?
13 ZIP codes reach into McMinn County, including 1 PO Box or single-address ZIPs placed by the town they serve. 9 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in McMinn County has the most people?
37303 (Athens) has about 25,688 residents, the most of any ZIP touching McMinn County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in McMinn 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 McMinn 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