ZIP Code 83855 — Potlatch, ID
83855 is a standard (street delivery) ZIP code serving Potlatch, Idaho, in Latah 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 83855 at a glance
| ZIP code | 83855 |
|---|---|
| Primary city | Potlatch |
| State | Idaho (ID) |
| County | Latah FIPS 16057 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Los_Angeles |
| Population | 2,260 |
| Coordinates | 46.971880, -116.924640 |
How ZIP+4 works in 83855
The four digits after the hyphen encode a delivery segment inside 83855. 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 83855 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 83855.
| ZIP | City | Distance |
|---|---|---|
| 83857 | Princeton, ID | 8.2 mi |
| 83872 | Viola, ID | 8.2 mi |
| 83824 | Desmet, ID | 9.3 mi |
| 99161 | Palouse, WA | 11.1 mi |
| 99128 | Farmington, WA | 11.7 mi |
| 83834 | Harvard, ID | 11.8 mi |
| 83870 | Tensed, ID | 12 mi |
| 99130 | Garfield, WA | 12.4 mi |
| 83843 | Moscow, ID | 17.2 mi |
| 83844 | Moscow, ID | 17.4 mi |
| 83871 | Troy, ID | 17.9 mi |
| 99158 | Oakesdale, WA | 18.6 mi |
Questions about 83855
What is the ZIP+4 code for 83855?
83855 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 83855, you need to look up a specific street address to get them.
What city is 83855?
83855 is assigned to Potlatch, Idaho, in Latah 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.