ZIP Code 31903 — Columbus, GA
31903 is a standard (street delivery) ZIP code serving Columbus, Georgia, in Muscogee 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 31903 at a glance
| ZIP code | 31903 |
|---|---|
| Primary city | Columbus |
| State | Georgia (GA) |
| County | Muscogee FIPS 13215 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 20,644 |
| Coordinates | 32.414840, -84.953210 |
How ZIP+4 works in 31903
The four digits after the hyphen encode a delivery segment inside 31903. 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 31903 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.
Other ZIP codes in Columbus
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 31903.
| ZIP | City | Distance |
|---|---|---|
| 31906 | Columbus, GA | 3.7 mi |
| 31901 | Columbus, GA | 3.8 mi |
| 31907 | Columbus, GA | 5.7 mi |
| 31905 | Fort Benning, GA | 7 mi |
| 36867 | Phenix City, AL | 7 mi |
| 36869 | Phenix City, AL | 7.3 mi |
| 31909 | Columbus, GA | 9.2 mi |
| 31904 | Columbus, GA | 9.8 mi |
| 36856 | Fort Mitchell, AL | 10.4 mi |
| 36870 | Phenix City, AL | 10.8 mi |
| 36877 | Smiths Station, AL | 12.8 mi |
| 31820 | Midland, GA | 13.2 mi |
Questions about 31903
What is the ZIP+4 code for 31903?
31903 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 31903, you need to look up a specific street address to get them.
What city is 31903?
31903 is assigned to Columbus, Georgia, in Muscogee 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.