ZIP Code 29810 — Allendale, SC
29810 is a standard (street delivery) ZIP code serving Allendale, South Carolina, in Allendale 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 29810 at a glance
| ZIP code | 29810 |
|---|---|
| Primary city | Allendale |
| State | South Carolina (SC) |
| County | Allendale FIPS 45005 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 3,775 |
| Coordinates | 32.993580, -81.379800 |
How ZIP+4 works in 29810
The four digits after the hyphen encode a delivery segment inside 29810. 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 29810 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 29810.
| ZIP | City | Distance |
|---|---|---|
| 29827 | Fairfax, SC | 8 mi |
| 29836 | Martin, SC | 9.7 mi |
| 29849 | Ulmer, SC | 11.2 mi |
| 29932 | Luray, SC | 11.8 mi |
| 29923 | Gifford, SC | 12.9 mi |
| 29911 | Brunson, SC | 14.2 mi |
| 29812 | Barnwell, SC | 15.1 mi |
| 30426 | Girard, GA | 16 mi |
| 29843 | Olar, SC | 17.4 mi |
| 29924 | Hampton, SC | 17.7 mi |
| 29918 | Estill, SC | 18.8 mi |
| 29081 | Ehrhardt, SC | 20.7 mi |
Questions about 29810
What is the ZIP+4 code for 29810?
29810 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 29810, you need to look up a specific street address to get them.
What city is 29810?
29810 is assigned to Allendale, South Carolina, in Allendale 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.