ZIP Code 28621 — Elkin, NC
28621 is a standard (street delivery) ZIP code serving Elkin, North Carolina, in Surry 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 28621 at a glance
| ZIP code | 28621 |
|---|---|
| Primary city | Elkin |
| State | North Carolina (NC) |
| County | Surry FIPS 37171 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 9,403 |
| Coordinates | 36.308630, -80.836120 |
How ZIP+4 works in 28621
The four digits after the hyphen encode a delivery segment inside 28621. 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 28621 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 28621.
| ZIP | City | Distance |
|---|---|---|
| 28676 | State Road, NC | 1.8 mi |
| 28642 | Jonesville, NC | 5.9 mi |
| 27017 | Dobson, NC | 6.5 mi |
| 28683 | Thurmond, NC | 6.9 mi |
| 28670 | Ronda, NC | 9.2 mi |
| 27011 | Boonville, NC | 10 mi |
| 28669 | Roaring River, NC | 10.5 mi |
| 28668 | Roaring Gap, NC | 10.9 mi |
| 28685 | Traphill, NC | 11.7 mi |
| 28627 | Glade Valley, NC | 14 mi |
| 27020 | Hamptonville, NC | 14.1 mi |
| 27047 | Siloam, NC | 14.4 mi |
Questions about 28621
What is the ZIP+4 code for 28621?
28621 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 28621, you need to look up a specific street address to get them.
What city is 28621?
28621 is assigned to Elkin, North Carolina, in Surry 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.