ZIP codes in Montgomery County

46 ZIPs touch Montgomery County, Alabama. The blue dashed line is the county border; orange ZIPs reach into it.

ZIP codes

cross the county line

247,467

people in these ZIPs

counties in AL

Most people

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Montgomery County ZIP list

More counties in Alabama

All 67 counties in Alabama

Questions people actually ask

How many ZIP codes are in Montgomery County, Alabama?

46 ZIP codes reach into Montgomery County, including 18 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 Montgomery County has the most people?

36117 (Montgomery) has about 53,172 residents, the most of any ZIP touching Montgomery County, in the Census Bureau’s ACS 2020–2024 estimates.

Can a ZIP code be in Montgomery 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 Montgomery 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