ZIP Code 58529 — Carson, ND
58529 is a standard (street delivery) ZIP code serving Carson, North Dakota, in Grant 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 58529 at a glance
| ZIP code | 58529 |
|---|---|
| Primary city | Carson |
| State | North Dakota (ND) |
| County | Grant FIPS 38037 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Denver |
| Population | 721 |
| Coordinates | 46.301160, -101.569520 |
How ZIP+4 works in 58529
The four digits after the hyphen encode a delivery segment inside 58529. 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 58529 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 58529.
| ZIP | City | Distance |
|---|---|---|
| 58564 | Raleigh, ND | 10.8 mi |
| 58533 | Elgin, ND | 12.6 mi |
| 58569 | Shields, ND | 18.2 mi |
| 58535 | Flasher, ND | 20.1 mi |
| 58562 | New Leipzig, ND | 21.5 mi |
| 58520 | Almont, ND | 25.9 mi |
| 57645 | Morristown, SD | 27.8 mi |
| 58568 | Selfridge, ND | 30.1 mi |
| 57641 | Mcintosh, SD | 30.8 mi |
| 57660 | Watauga, SD | 32.5 mi |
| 57659 | Walker, SD | 35.9 mi |
| 58631 | Glen Ullin, ND | 36.3 mi |
Questions about 58529
What is the ZIP+4 code for 58529?
58529 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 58529, you need to look up a specific street address to get them.
What city is 58529?
58529 is assigned to Carson, North Dakota, in Grant 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.