ZIP codes in Yuma County
13 ZIPs touch Yuma County, Colorado. The blue dashed line is the county border; orange ZIPs reach into it.
13
ZIP codes
7
cross the county line
20,220
people in these ZIPs
64
counties in CO
Most people
Yuma County ZIP list
More counties in Colorado
Questions people actually ask
How many ZIP codes are in Yuma County, Colorado?
13 ZIP codes reach into Yuma County. 7 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Yuma County has the most people?
80759 (Yuma) has about 4,931 residents, the most of any ZIP touching Yuma County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Yuma 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 Yuma 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