K
| Name of place | Number of counties | Principal county | Lower zip code | Upper zip code |
|---|---|---|---|---|
| Kameron | 1 | Clearwater County | ||
| Kamiah | 2 | Idaho County | 83536 | |
| Kamiah | 2 | Lewis County | 83536 | |
| Karcher Junction | 1 | Canyon County | ||
| Katka | 1 | Boundary County | ||
| Keeler | 1 | Shoshone County | ||
| Keenan City | 1 | Bonneville County | ||
| Kellogg | 1 | Shoshone County | 83837 | |
| Kellogg-Wardner | 1 | Shoshone County | ||
| Kendrick | 1 | Latah County | 83537 | |
| Kennedy Ford | 1 | Latah County | ||
| Kenyon | 1 | Cassia County | ||
| Keogh | 1 | Cassia County | ||
| Ketchum | 1 | Blaine County | 83340 | |
| Keuterville | 1 | Idaho County | 83538 | |
| Kidder | 1 | Idaho County | 83539 | |
| Kilgore | 1 | Clark County | 83423 | |
| Kimama | 1 | Lincoln County | ||
| Kimball | 1 | Bingham County | 83236 | |
| Kimberly | 1 | Twin Falls County | 83341 | |
| King | 1 | Gooding County | ||
| King Hill | 1 | Elmore County | 83633 | |
| Kings Corner | 1 | Canyon County | ||
| Kingston | 1 | Shoshone County | 83839 | |
| Kinport | 1 | Caribou County | ||
| Kippen | 1 | Lewis County | ||
| Knowlton Heights | 1 | Canyon County | 83605 | |
| Knull | 1 | Twin Falls County | ||
| Konkolville | 1 | Clearwater County | ||
| Kooskia | 1 | Idaho County | 83539 | |
| Kootenai | 1 | Bonner County | 83840 | |
| Kootenai Indian Reservation | 1 | Boundary County | 83805 | |
| Kuna | 1 | Ada County | 83634 | |
| Kyle | 1 | Shoshone County |
Read more about this topic: List Of Places In Idaho: A-K