Jefferson County, Idaho ZIP codes
8ZIP codes
8Cities and towns
33,524People in ZIP areas
208, 986Area codes
Jefferson County is in Idaho and the Mountain Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.
All ZIP codes in Jefferson County
| ZIP code | City | Type | Population | Median income |
|---|---|---|---|---|
| 83425 | Hamer | Standard | 622 | $80,833 |
| 83431 | Lewisville | Standard | 1,045 | $90,833 |
| 83434 | Menan | Standard | 1,816 | $82,731 |
| 83435 | Monteview | Standard | 600 | $73,750 |
| 83442 | Rigby | Standard | 25,609 | $88,260 |
| 83443 | Ririe | Standard | 1,364 | $65,590 |
| 83444 | Roberts | Standard | 1,261 | $88,438 |
| 83450 | Terreton | Standard | 1,207 | $70,046 |
Cities and towns in Jefferson County
- Hamer 1 ZIP
- Lewisville 1 ZIP
- Menan 1 ZIP
- Monteview 1 ZIP
- Rigby 1 ZIP
- Ririe 1 ZIP
- Roberts 1 ZIP
- Terreton 1 ZIP
Area codes in Jefferson County
Questions
- How many ZIP codes are in Jefferson County, ID?
- Jefferson County has 8 ZIP codes.
- What cities are in Jefferson County?
- Jefferson County ZIP codes cover Hamer, Lewisville, Menan, Monteview, Rigby, Ririe, Roberts and Terreton.
- What area code is Jefferson County, ID?
- Jefferson County uses area codes 208 and 986.
- What time zone is Jefferson County in?
- Jefferson County is in Mountain Time.
Other Idaho counties
- Ada County
- Adams County
- Bannock County
- Bear Lake County
- Benewah County
- Bingham County
- Blaine County
- Boise County
- Bonner County
- Bonneville County
- Boundary County
- Butte County
- Camas County
- Canyon County
- Caribou County
- Cassia County
- Clark County
- Clearwater County
- Custer County
- Elmore County
- Franklin County
- Fremont County
- Gem County
- Gooding County
- Idaho County
- Jerome County
- Kootenai County
- Latah County
- Lemhi County
- Lewis County
- Lincoln County
- Madison County
- Minidoka County
- Nez Perce County
- Oneida County
- Owyhee County
- Payette County
- Power County
- Shoshone County
- Teton County
- Twin Falls County
- Valley County
- Washington County