ZIP Code 98381 — Sekiu, WA
98381 is a standard (street delivery) ZIP code serving Sekiu, Washington, in Clallam 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 98381 at a glance
| ZIP code | 98381 |
|---|---|
| Primary city | Sekiu |
| State | Washington (WA) |
| County | Clallam FIPS 53009 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Los_Angeles |
| Population | 203 |
| Coordinates | 48.288630, -124.456810 |
How ZIP+4 works in 98381
The four digits after the hyphen encode a delivery segment inside 98381. 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 98381 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 98381.
| ZIP | City | Distance |
|---|---|---|
| 98326 | Clallam Bay, WA | 7.9 mi |
| 98357 | Neah Bay, WA | 8.4 mi |
| 98305 | Beaver, WA | 20.6 mi |
| 98350 | La Push, WA | 27.5 mi |
Questions about 98381
What is the ZIP+4 code for 98381?
98381 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 98381, you need to look up a specific street address to get them.
What city is 98381?
98381 is assigned to Sekiu, Washington, in Clallam 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.