ZIP codes in Mecosta County
17 ZIPs touch Mecosta County, Michigan. The blue dashed line is the county border; orange ZIPs reach into it.
17
ZIP codes
14
cross the county line
77,932
people in these ZIPs
83
counties in MI
Most people
Mecosta County ZIP list
More counties in Michigan
- Luce County3
- Mackinac County15
- Macomb County44
- Manistee County15
- Marquette County17
- Mason County10
- Menominee County15
- Midland County20
- Missaukee County9
- Monroe County26
- Montcalm County26
- Montmorency County5
Questions people actually ask
How many ZIP codes are in Mecosta County, Michigan?
17 ZIP codes reach into Mecosta County. 14 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Mecosta County has the most people?
49307 (Big Rapids) has about 18,407 residents, the most of any ZIP touching Mecosta County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Mecosta 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 Mecosta 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