ZIP codes in Chatham County
22 ZIPs touch Chatham County, Georgia. The blue dashed line is the county border; orange ZIPs reach into it.
22
ZIP codes
1
cross the county line
305,309
people in these ZIPs
159
counties in GA
Most people
Chatham County ZIP list
More counties in Georgia
- Calhoun County6
- Camden County8
- Candler County5
- Carroll County15
- Catoosa County8
- Charlton County4
- Chattahoochee County2
- Chattooga County6
- Cherokee County18
- Clarke County13
- Clay County6
- Clayton County19
Questions people actually ask
How many ZIP codes are in Chatham County, Georgia?
22 ZIP codes reach into Chatham County, including 7 PO Box or single-address ZIPs placed by the town they serve. 1 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Chatham County has the most people?
31419 (Savannah) has about 57,077 residents, the most of any ZIP touching Chatham County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Chatham 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 Chatham 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