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ZIP codes in Newaygo County

22 ZIPs touch Newaygo County, Michigan. The blue dashed line is the county border; orange ZIPs reach into it.

22

ZIP codes

19

cross the county line

133,679

people in these ZIPs

83

counties in MI

Most people

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Newaygo County ZIP list

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Questions people actually ask

How many ZIP codes are in Newaygo County, Michigan?

22 ZIP codes reach into Newaygo County, including 1 PO Box or single-address ZIPs placed by the town they serve. 19 of them are only partly in the county and also cover a neighboring county.

Which ZIP code in Newaygo County has the most people?

49307 (Big Rapids) has about 18,407 residents, the most of any ZIP touching Newaygo County, in the Census Bureau’s ACS 2020–2024 estimates.

Can a ZIP code be in Newaygo 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 Newaygo 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