ZIP Code 30818 — Matthews, GA
30818 is a standard (street delivery) ZIP code serving Matthews, Georgia, in Jefferson County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 30818 at a glance
| ZIP code | 30818 |
|---|---|
| Primary city | Matthews |
| State | Georgia (GA) |
| County | Jefferson FIPS 13163 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 274 |
| Coordinates | 33.267650, -82.326460 |
How ZIP+4 works in 30818
The four digits after the hyphen encode a delivery segment inside 30818. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 30818 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 30818.
| ZIP | City | Distance |
|---|---|---|
| 30833 | Wrens, GA | 5.7 mi |
| 30805 | Blythe, GA | 7.4 mi |
| 30823 | Stapleton, GA | 8.1 mi |
| 30808 | Dearing, GA | 9 mi |
| 30816 | Keysville, GA | 11.5 mi |
| 30814 | Harlem, GA | 11.6 mi |
| 30905 | Augusta, GA | 14.1 mi |
| 30815 | Hephzibah, GA | 14.1 mi |
| 30810 | Gibson, GA | 15.3 mi |
| 30813 | Grovetown, GA | 15.3 mi |
| 30803 | Avera, GA | 15.7 mi |
| 30434 | Louisville, GA | 16.7 mi |
Questions about 30818
What is the ZIP+4 code for 30818?
30818 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 30818, you need to look up a specific street address to get them.
What city is 30818?
30818 is assigned to Matthews, Georgia, in Jefferson County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.