ZIP Code 83271 — Rockland, ID
83271 is a standard (street delivery) ZIP code serving Rockland, Idaho, in Power 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 83271 at a glance
| ZIP code | 83271 |
|---|---|
| Primary city | Rockland |
| State | Idaho (ID) |
| County | Power FIPS 16077 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Boise |
| Population | 415 |
| Coordinates | 42.457400, -112.845510 |
How ZIP+4 works in 83271
The four digits after the hyphen encode a delivery segment inside 83271. 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 83271 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 83271.
| ZIP | City | Distance |
|---|---|---|
| 83212 | Arbon, ID | 15.5 mi |
| 83243 | Holbrook, ID | 17.1 mi |
| 83211 | American Falls, ID | 17.9 mi |
| 83204 | Pocatello, ID | 28.5 mi |
| 83323 | Declo, ID | 28.7 mi |
| 83214 | Arimo, ID | 28.7 mi |
| 83342 | Malta, ID | 28.8 mi |
| 83252 | Malad City, ID | 29.9 mi |
| 83209 | Pocatello, ID | 34.9 mi |
| 83201 | Pocatello, ID | 38 mi |
Questions about 83271
What is the ZIP+4 code for 83271?
83271 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 83271, you need to look up a specific street address to get them.
What city is 83271?
83271 is assigned to Rockland, Idaho, in Power 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.