ZIP codes in White County
12 ZIPs touch White County, Illinois. The blue dashed line is the county border; orange ZIPs reach into it.
12
ZIP codes
7
cross the county line
15,880
people in these ZIPs
102
counties in IL
Most people
White County ZIP list
More counties in Illinois
- Union County13
- Vermilion County27
- Wabash County8
- Warren County14
- Washington County13
- Wayne County20
- Whiteside County15
- Will County46
- Williamson County22
- Winnebago County34
- Woodford County16
Questions people actually ask
How many ZIP codes are in White County, Illinois?
12 ZIP codes reach into White 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 White County has the most people?
62821 (Carmi) has about 6,668 residents, the most of any ZIP touching White County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in White 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 White 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