ZIP CodesZIP codes in Bannock County, Idaho
Bannock County, Idaho has 12 ZIP codes in this list, from 83201 to 83281. They cover 7 places, among them Pocatello, Arimo, Downey and Inkom.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 83201 | Pocatello | 34.2 | 42.888, -112.438 |
| 83202 | Pocatello | 167 | 42.936, -112.468 |
| 83204 | Pocatello | 280 | 42.846, -112.443 |
| 83205 | Pocatello | no area | 42.806, -112.410 |
| 83206 | Pocatello | no area | 42.871, -112.445 |
| 83209 | Pocatello | 0.7 | 42.639, -112.314 |
| 83214 | Arimo | 109 | 42.560, -112.175 |
| 83234 | Downey | 270 | 42.418, -112.109 |
| 83245 | Inkom | 98.2 | 42.796, -112.246 |
| 83246 | Lava Hot Springs | 136 | 42.618, -112.018 |
| 83250 | McCammon | 84.7 | 42.634, -112.176 |
| 83281 | Swanlake | 40.9 | 42.319, -111.978 |
The ZIP code areas of Bannock County add up to about 1,221 square miles of land (3,163 sq km) as the Census Bureau draws them. The largest is 83204 (Pocatello), with 280 square miles.
Places with more than one code here: Pocatello (6 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Pocatello, ID 83201.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.