ZIP Code 98830 — Mansfield, WA
98830 is a standard (street delivery) ZIP code serving Mansfield, Washington, in Douglas 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 98830 at a glance
| ZIP code | 98830 |
|---|---|
| Primary city | Mansfield |
| State | Washington (WA) |
| County | Douglas FIPS 53017 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Los_Angeles |
| Population | 557 |
| Coordinates | 47.887020, -119.522780 |
How ZIP+4 works in 98830
The four digits after the hyphen encode a delivery segment inside 98830. 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 98830 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 98830.
| ZIP | City | Distance |
|---|---|---|
| 98813 | Bridgeport, WA | 9.5 mi |
| 99115 | Coulee City, WA | 16 mi |
| 99133 | Grand Coulee, WA | 21 mi |
| 98812 | Brewster, WA | 21.4 mi |
| 98858 | Waterville, WA | 21.9 mi |
| 99123 | Electric City, WA | 22.3 mi |
| 98817 | Chelan Falls, WA | 22.9 mi |
| 98846 | Pateros, WA | 23.3 mi |
| 99135 | Hartline, WA | 25.4 mi |
| 98840 | Okanogan, WA | 26.7 mi |
| 99124 | Elmer City, WA | 27.6 mi |
| 98843 | Orondo, WA | 28.1 mi |
Questions about 98830
What is the ZIP+4 code for 98830?
98830 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 98830, you need to look up a specific street address to get them.
What city is 98830?
98830 is assigned to Mansfield, Washington, in Douglas 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.