ZIP Code 28056 — Gastonia, NC
28056 is a standard (street delivery) ZIP code serving Gastonia, North Carolina, in Gaston 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 28056 at a glance
| ZIP code | 28056 |
|---|---|
| Primary city | Gastonia |
| State | North Carolina (NC) |
| County | Gaston FIPS 37071 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 36,200 |
| Coordinates | 35.217680, -81.125030 |
How ZIP+4 works in 28056
The four digits after the hyphen encode a delivery segment inside 28056. 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 28056 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 Gastonia
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 28056.
| ZIP | City | Distance |
|---|---|---|
| 28032 | Cramerton, NC | 2.8 mi |
| 28054 | Gastonia, NC | 3.3 mi |
| 28101 | Mcadenville, NC | 3.9 mi |
| 28098 | Lowell, NC | 4 mi |
| 28012 | Belmont, NC | 4.8 mi |
| 28052 | Gastonia, NC | 6.1 mi |
| 28278 | Charlotte, NC | 8.9 mi |
| 29710 | Clover, SC | 9.5 mi |
| 28214 | Charlotte, NC | 9.6 mi |
| 28120 | Mount Holly, NC | 9.7 mi |
| 28034 | Dallas, NC | 9.9 mi |
| 28016 | Bessemer City, NC | 11.4 mi |
Questions about 28056
What is the ZIP+4 code for 28056?
28056 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 28056, you need to look up a specific street address to get them.
What city is 28056?
28056 is assigned to Gastonia, North Carolina, in Gaston 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.