ZIP Code 97901 — Adrian, OR
97901 is a standard (street delivery) ZIP code serving Adrian, Oregon, in Malheur 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 97901 at a glance
| ZIP code | 97901 |
|---|---|
| Primary city | Adrian |
| State | Oregon (OR) |
| County | Malheur FIPS 41045 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Boise |
| Population | 954 |
| Coordinates | 43.599600, -117.096020 |
How ZIP+4 works in 97901
The four digits after the hyphen encode a delivery segment inside 97901. 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 97901 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 97901.
| ZIP | City | Distance |
|---|---|---|
| 83628 | Homedale, ID | 6.5 mi |
| 97913 | Nyssa, OR | 9.8 mi |
| 83676 | Wilder, ID | 10 mi |
| 83626 | Greenleaf, ID | 14.2 mi |
| 83660 | Parma, ID | 16.1 mi |
| 83656 | Notus, ID | 17.2 mi |
| 83639 | Marsing, ID | 18.1 mi |
| 83607 | Caldwell, ID | 19.2 mi |
| 83605 | Caldwell, ID | 22.6 mi |
| 83651 | Nampa, ID | 23.4 mi |
| 83686 | Nampa, ID | 25.2 mi |
| 83619 | Fruitland, ID | 27.1 mi |
Questions about 97901
What is the ZIP+4 code for 97901?
97901 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 97901, you need to look up a specific street address to get them.
What city is 97901?
97901 is assigned to Adrian, Oregon, in Malheur 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.