ZIP Code 28465 — Oak Island, NC
28465 is a standard (street delivery) ZIP code serving Oak Island, North Carolina, in Brunswick 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 28465 at a glance
| ZIP code | 28465 |
|---|---|
| Primary city | Oak Island |
| State | North Carolina (NC) |
| County | Brunswick FIPS 37019 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 8,756 |
| Coordinates | 33.912270, -78.099130 |
How ZIP+4 works in 28465
The four digits after the hyphen encode a delivery segment inside 28465. 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 28465 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 28465.
| ZIP | City | Distance |
|---|---|---|
| 28461 | Southport, NC | 5.1 mi |
| 28449 | Kure Beach, NC | 10.9 mi |
| 28422 | Bolivia, NC | 11.3 mi |
| 28462 | Supply, NC | 13.3 mi |
| 28479 | Winnabow, NC | 13.5 mi |
| 28428 | Carolina Beach, NC | 14 mi |
| 28470 | Shallotte, NC | 17.5 mi |
| 28412 | Wilmington, NC | 18.4 mi |
| 28409 | Wilmington, NC | 21.3 mi |
| 28469 | Ocean Isle Beach, NC | 21.4 mi |
| 28451 | Leland, NC | 22.1 mi |
| 28420 | Ash, NC | 23.7 mi |
Questions about 28465
What is the ZIP+4 code for 28465?
28465 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 28465, you need to look up a specific street address to get them.
What city is 28465?
28465 is assigned to Oak Island, North Carolina, in Brunswick 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.