ZIP Code 27527 — Clayton, NC
27527 is a standard (street delivery) ZIP code serving Clayton, North Carolina, in Johnston 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 27527 at a glance
| ZIP code | 27527 |
|---|---|
| Primary city | Clayton |
| State | North Carolina (NC) |
| County | Johnston FIPS 37101 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 39,256 |
| Coordinates | 35.657670, -78.383360 |
How ZIP+4 works in 27527
The four digits after the hyphen encode a delivery segment inside 27527. 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 27527 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 Clayton
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 27527.
| ZIP | City | Distance |
|---|---|---|
| 27593 | Wilsons Mills, NC | 5.1 mi |
| 27520 | Clayton, NC | 5.8 mi |
| 27576 | Selma, NC | 8.7 mi |
| 27591 | Wendell, NC | 8.8 mi |
| 27545 | Knightdale, NC | 10.3 mi |
| 27610 | Raleigh, NC | 10.9 mi |
| 27529 | Garner, NC | 11.1 mi |
| 27577 | Smithfield, NC | 11.7 mi |
| 27555 | Micro, NC | 12 mi |
| 27568 | Pine Level, NC | 12.8 mi |
| 27557 | Middlesex, NC | 13.3 mi |
| 27597 | Zebulon, NC | 13.4 mi |
Questions about 27527
What is the ZIP+4 code for 27527?
27527 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 27527, you need to look up a specific street address to get them.
What city is 27527?
27527 is assigned to Clayton, North Carolina, in Johnston 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.