S
| Name of place | Number of counties | Principal county | Lower zip code | Upper zip code |
|---|---|---|---|---|
| Saddler | 1 | Boundary County | ||
| Sage Junction | 1 | Jefferson County | ||
| Sagle | 1 | Bonner County | 83860 | |
| Saint Anthony | 1 | Fremont County | 83445 | |
| Saint Charles | 1 | Bear Lake County | 83272 | |
| Saint Joe | 1 | Benewah County | 83861 | |
| Saint Johns | 1 | Oneida County | 83252 | |
| Saint Leon | 1 | Bonneville County | 83401 | |
| Saint Maries | 1 | Benewah County | 83861 | |
| Salem | 1 | Madison County | 83440 | |
| Salmon | 1 | Lemhi County | 83467 | |
| Sam | 1 | Teton County | ||
| Samaria | 1 | Oneida County | 83252 | |
| Samuels | 1 | Bonner County | 83862 | |
| Sand Bank | 1 | Elmore County | ||
| Sanders | 1 | Benewah County | 83870 | |
| Sand Hollow | 1 | Payette County | ||
| Sandpoint | 1 | Bonner County | 83864 | |
| Sand Spur | 1 | Idaho County | ||
| Santa | 1 | Benewah County | 83866 | |
| Sawtooth City | 1 | Blaine County | 83353 | |
| Sawyer | 1 | Bonner County | ||
| Schiller | 1 | Power County | ||
| Schnoors | 1 | Boundary County | ||
| Schodde | 1 | Jerome County | ||
| Schow | 1 | Minidoka County | ||
| Scoville | 1 | Butte County | ||
| Seaburg | 1 | Idaho County | ||
| Sebree | 1 | Elmore County | ||
| Seelovers Spur | 1 | Boundary County | ||
| Selby | 1 | Camas County | 83327 | |
| Selle | 1 | Bonner County | 83864 | |
| Seneacquoteen | 1 | Bonner County | ||
| Senter | 1 | Lincoln County | ||
| Setters | 1 | Kootenai County | ||
| Sharon | 1 | Bear Lake County | 83260 | |
| Shelley | 1 | Bingham County | 83274 | |
| Shells Lick | 1 | Idaho County | ||
| Shelton | 1 | Jefferson County | 83401 | |
| Sherwin | 1 | Latah County | ||
| Sherwood Beach | 1 | Bonner County | ||
| Shiloh | 1 | Boundary County | ||
| Shont | 1 | Shoshone County | ||
| Shoshone | 1 | Lincoln County | 83352 | |
| Shoup | 1 | Lemhi County | 83469 | |
| Silver Beach | 1 | Kootenai County | ||
| Silver City | 1 | Owyhee County | 83650 | |
| Silver Creek Plunge | 1 | Valley County | 83622 | |
| Silver King | 1 | Shoshone County | ||
| Silver Sands Beach | 1 | Kootenai County | 83858 | |
| Silverton | 1 | Shoshone County | 83867 | |
| Simplot | 1 | Canyon County | ||
| Sinclair | 1 | Boundary County | ||
| Skyline | 1 | Bonneville County | 83401 | |
| Slacks Corner | 1 | Owyhee County | ||
| Slate Creek | 1 | Idaho County | 83554 | |
| Slickpoo | 1 | Lewis County | ||
| Small | 1 | Clark County | 83423 | |
| Smelter Heights | 1 | Shoshone County | 83837 | |
| Smelterville | 1 | Shoshone County | 83868 | |
| Smith Corrals | 1 | Butte County | ||
| Smiths Ferry | 1 | Valley County | 83611 | |
| Smith Springs | 1 | Blaine County | ||
| Smokehouse | 1 | Idaho County | ||
| Soda Springs | 1 | Caribou County | 83276 | |
| Soda Springs | 1 | Caribou County | 83276 | |
| Soldier | 1 | Camas County | 83327 | |
| Soldiers Home | 1 | Ada County | ||
| Sonna | 1 | Ada County | ||
| South Boise | 1 | Ada County | ||
| South Gate Plaza | 1 | Nez Perce County | 83501 | |
| South Mountain | 1 | Owyhee County | ||
| Southside | 1 | Ada County | 83706 | |
| Southwick | 1 | Nez Perce County | 83537 | |
| Spalding | 1 | Nez Perce County | 83551 | |
| Spanish Town | 1 | Elmore County | ||
| Spencer | 1 | Clark County | 83446 | |
| Spirit Lake | 1 | Kootenai County | 83869 | |
| Springdale | 1 | Cassia County | 83318 | |
| Springfield | 1 | Bingham County | 83277 | |
| Springston | 1 | Kootenai County | ||
| Squaw Bay | 1 | Kootenai County | 83833 | |
| Squirrel | 1 | Fremont County | 83447 | |
| Staley Springs | 1 | Fremont County | ||
| Stanford | 1 | Latah County | ||
| Stanley | 1 | Custer County | 83278 | |
| Star | 1 | Ada County | 83669 | |
| Starkey | 1 | Adams County | ||
| Starrhs Ferry | 1 | Cassia County | 83318 | |
| State Line | 1 | Kootenai County | 83854 | |
| State Line Village | 1 | Kootenai County | ||
| Steamboat Rock | 1 | Elmore County | ||
| Steamboat Rocks | 1 | Shoshone County | ||
| Steirman | 1 | Boise County | 83631 | |
| Sterling | 1 | Bingham County | 83210 | |
| Stetson | 1 | Shoshone County | ||
| Stevens | 1 | Adams County | ||
| Stibnite | 1 | Valley County | 83677 | |
| Stites | 1 | Idaho County | 83552 | |
| Stoddard | 1 | Canyon County | 83641 | |
| Stone | 1 | Oneida County | 83280 | |
| Strevell | 1 | Cassia County | 83345 | |
| Stull | 1 | Shoshone County | ||
| Sturgeon | 1 | Kootenai County | ||
| Sublett | 1 | Cassia County | 83342 | |
| Suckpoo | 1 | Lewis County | 83524 | |
| Sugar City | 1 | Madison County | 83448 | |
| Sugar Loaf | 1 | Jerome County | 83338 | |
| Sully | 1 | Twin Falls County | ||
| Summit | 1 | Clearwater County | ||
| Sunbeam | 1 | Custer County | 83278 | |
| Sunnydell | 1 | Madison County | 83440 | |
| Sunnyside | 1 | Bonner County | 83864 | |
| Sunnyside | 1 | Shoshone County | 83837 | |
| Sunnyslope | 1 | Canyon County | 83605 | |
| Sun Valley | 1 | Blaine County | 83353 | |
| Swanlake | 1 | Bannock County | 83281 | |
| Swan Lake | 1 | Bannock County | ||
| Swan Valley | 1 | Bonneville County | 83449 | |
| Swartz Corner | 1 | Canyon County | ||
| Sweeney | 1 | Shoshone County | ||
| Sweet | 1 | Gem County | 83670 | |
| Sweetwater | 1 | Nez Perce County | 83540 | |
| Syringa | 1 | Idaho County | 83539 |
Read more about this topic: List Of Places In Idaho: L-Z