ZIP Code 29510 — Andrews, SC
29510 is a standard (street delivery) ZIP code serving Andrews, South Carolina, in Williamsburg 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 29510 at a glance
| ZIP code | 29510 |
|---|---|
| Primary city | Andrews |
| State | South Carolina (SC) |
| County | Williamsburg FIPS 45089 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 10,545 |
| Coordinates | 33.453260, -79.610680 |
How ZIP+4 works in 29510
The four digits after the hyphen encode a delivery segment inside 29510. 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 29510 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 29510.
| ZIP | City | Distance |
|---|---|---|
| 29564 | Lane, SC | 14.2 mi |
| 29580 | Nesmith, SC | 14.4 mi |
| 29590 | Salters, SC | 15.5 mi |
| 29453 | Jamestown, SC | 16.1 mi |
| 29440 | Georgetown, SC | 16.9 mi |
| 29479 | Saint Stephen, SC | 17.1 mi |
| 29556 | Kingstree, SC | 17.3 mi |
| 29431 | Bonneau, SC | 19.6 mi |
| 29554 | Hemingway, SC | 21.2 mi |
| 29458 | Mcclellanville, SC | 24.1 mi |
| 29056 | Greeleyville, SC | 24.6 mi |
| 29434 | Cordesville, SC | 25.5 mi |
Questions about 29510
What is the ZIP+4 code for 29510?
29510 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 29510, you need to look up a specific street address to get them.
What city is 29510?
29510 is assigned to Andrews, South Carolina, in Williamsburg 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.