List of hillside letters in Idaho
This is a list of hillside letters located in the U.S. state of Idaho. There are between 36 and 42 hillside letters, acronyms, and messages across the state.
| Monogram | Town | Description | Location |
| A | Arco | ||
| B | Boise | ||
| B | Bruneau | ||
| B ' | Butte City | ' | |
| B | Arco | Butte County High School | |
| C | Cambridge | ||
| CHALLIS | Challis | ||
| CV | Kooskia | Clearwater Valley High School | |
| D ' | Deary | ' | |
| D | Declo | ||
| E | Emmett | ||
| 1860 F | Franklin | settled in 1860, the first town in Idaho | |
| G | Grace | ||
| H ' | Hagerman | ' | |
| H ' | Hailey | ' | |
| H | Horseshoe Bend | ||
| I | Pocatello | Idaho State University | |
| I | Inkom | ||
| K | Kamiah | ||
| K | Kendrick | ||
| L | Lava Hot Springs | ||
| L | Leadore | ||
| L | Lewiston | ||
| M | Malad City | ||
| M | Midvale | ||
| M | Montpelier | ||
| M | Mullan | ||
| MH | Mountain Home | ||
| MV | Arimo | Marsh Valley High School | |
| O | Oakley | ||
| O | Orofino | ||
| P | Pocatello | ||
| P ' | Cottonwood | Prairie High School | ' |
| P | Preston | ||
| R | Rexburg | Ricks College | |
| R | Rockland | ||
| S | Salmon | ||
| S ' | Shoshone | ' | |
| S | Soda Springs | ||
| SMHS | St. Maries | ||
| W | Weiser | ||
| WS | Dayton | West Side High School |