| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 83201 | Pocatello | Bannock County | Standard |
| 83202 | Pocatello | Bannock County | Standard |
| 83204 | Pocatello | Power County | Standard |
| 83205 | Pocatello | Bannock County | PO Box |
| 83206 | Pocatello | Bannock County | PO Box |
| 83209 | Pocatello | Bannock County | Unique |
| 83211 | American Falls | Power County | Standard |
| 83212 | Arbon | Power County | Standard |
| 83214 | Arimo | Bannock County | Standard |
| 83234 | Downey | Bannock County | Standard |
| 83236 | Firth | Bingham County | Standard |
| 83245 | Inkom | Bannock County | Standard |
| 83246 | Lava Hot Springs | Bannock County | Standard |
| 83250 | McCammon | Bannock County | Standard |
| 83271 | Rockland | Power County | Standard |
| 83281 | Swanlake | Bannock County | PO Box |