ZIP Code 28618 — Deep Gap, NC
28618 is a standard (street delivery) ZIP code serving Deep Gap, North Carolina, in Watauga 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 28618 at a glance
| ZIP code | 28618 |
|---|---|
| Primary city | Deep Gap |
| State | North Carolina (NC) |
| County | Watauga FIPS 37189 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 2,208 |
| Coordinates | 36.208880, -81.512910 |
How ZIP+4 works in 28618
The four digits after the hyphen encode a delivery segment inside 28618. 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 28618 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 28618.
| ZIP | City | Distance |
|---|---|---|
| 28626 | Fleetwood, NC | 5.8 mi |
| 28607 | Boone, NC | 7.3 mi |
| 28665 | Purlear, NC | 7.7 mi |
| 28624 | Ferguson, NC | 8.3 mi |
| 28684 | Todd, NC | 10.5 mi |
| 28694 | West Jefferson, NC | 10.8 mi |
| 28605 | Blowing Rock, NC | 11.7 mi |
| 28629 | Glendale Springs, NC | 12.4 mi |
| 28651 | Millers Creek, NC | 13.4 mi |
| 28640 | Jefferson, NC | 14.7 mi |
| 28606 | Boomer, NC | 15.4 mi |
| 28698 | Zionville, NC | 15.5 mi |
Questions about 28618
What is the ZIP+4 code for 28618?
28618 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 28618, you need to look up a specific street address to get them.
What city is 28618?
28618 is assigned to Deep Gap, North Carolina, in Watauga 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.