ZIP Code 58356 — New Rockford, ND
58356 is a standard (street delivery) ZIP code serving New Rockford, North Dakota, in Eddy 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 58356 at a glance
| ZIP code | 58356 |
|---|---|
| Primary city | New Rockford |
| State | North Dakota (ND) |
| County | Eddy FIPS 38027 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,627 |
| Coordinates | 47.671030, -99.078040 |
How ZIP+4 works in 58356
The four digits after the hyphen encode a delivery segment inside 58356. 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 58356 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 58356.
| ZIP | City | Distance |
|---|---|---|
| 58374 | Sheyenne, ND | 10.9 mi |
| 58445 | Grace City, ND | 15.1 mi |
| 58422 | Cathay, ND | 15.6 mi |
| 58421 | Carrington, ND | 16 mi |
| 58381 | Warwick, ND | 18.9 mi |
| 58357 | Oberon, ND | 19.9 mi |
| 58379 | Tokio, ND | 20.2 mi |
| 58335 | Fort Totten, ND | 21.1 mi |
| 58464 | Mchenry, ND | 23.2 mi |
| 58438 | Fessenden, ND | 23.3 mi |
| 58443 | Glenfield, ND | 23.7 mi |
| 58370 | Saint Michael, ND | 23.9 mi |
Questions about 58356
What is the ZIP+4 code for 58356?
58356 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 58356, you need to look up a specific street address to get them.
What city is 58356?
58356 is assigned to New Rockford, North Dakota, in Eddy 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.