Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Sullivan Lake Dam | Dam | 204 | Callaway | 38 54 18 N | 091 47 37 W |
| Sullivan Lake Dam | Dam | 248 | St. Francois | 37 58 54 N | 090 29 36 W |
| Sullivan Lead Mine | Mine | 182 | Crawford | 38 10 09 N | 091 06 51 W |
| Sullivan Memorial Airport | Airport | 298 | Crawford | 38 11 45 N | 091 10 31 W |
| Sullivan Spring | Spring | 119 | Oregon | 36 33 25 N | 091 11 12 W |
| Sulphur Branch | Stream | | Gasconade | 38 20 37 N | 091 37 22 W |
| Sulphur Creek | Stream | | Howard | 39 00 25 N | 092 43 52 W |
| Sulphur Creek | Stream | | Iron | 37 22 06 N | 090 34 58 W |
| Sulphur Creek | Stream | | Lincoln | 39 09 32 N | 091 07 24 W |
| Sulphur Lick Cemetery | Cemetery | 184 | Lincoln | 39 03 40 N | 091 03 38 W |
| Sulphur Mountain | Summit | 416 | St. Francois | 37 46 27 N | 090 35 25 W |
| Sulphur Spring Branch | Stream | | Cooper | 39 00 39 N | 092 54 57 W |
| Sulphur Spring Branch | Stream | | Vernon | 37 53 33 N | 094 22 50 W |
| Sulphur Springs | Populated Place | 125 | Jefferson | 38 20 10 N | 090 22 26 W |
| Sulphur Springs Baptist Church | Church | 252 | Vernon | 37 51 13 N | 094 06 38 W |
| Sulphur Springs Church | Church | 197 | Howard | 39 00 19 N | 092 37 04 W |
| Sulphur Springs Hollow | Valley | | Camden | 38 04 45 N | 092 56 02 W |
| Sulphur Springs School (historical) | School | 214 | Saline | 39 11 02 N | 093 09 48 W |
| Sulphur Springs School (historical) | School | 165 | St. Louis | 38 34 03 N | 090 31 33 W |
| Sumac Valley | Valley | | Shannon | 37 19 54 N | 091 35 10 W |
| Sumach | Populated Place | 82 | Dunklin | 36 19 26 N | 089 59 29 W |
| Sumach Cemetery | Cemetery | 82 | Dunklin | 36 20 05 N | 089 59 12 W |
| Sumach Church | Church | 83 | Dunklin | 36 20 05 N | 089 59 13 W |
| Sumach School | School | 82 | Dunklin | 36 19 55 N | 089 59 33 W |
| Sumack Branch School (historical) | School | 79 | Dunklin | 36 18 53 N | 089 58 41 W |
| Summer Cemetery | Cemetery | 244 | Shannon | 37 15 35 N | 091 27 04 W |
| Summer Cemetery | Cemetery | 114 | Stoddard | 36 42 58 N | 090 02 46 W |
| Summer Hollow | Valley | | Shannon | 37 06 48 N | 091 17 36 W |
| Summer Set Lake | Reservoir | 188 | Jefferson | 38 05 48 N | 090 34 18 W |
| Summer Set Lake Dam | Dam | 188 | Jefferson | 38 05 48 N | 090 34 18 W |
| Summerfield | Populated Place | 260 | Maries | 38 17 01 N | 091 48 18 W |
| Summerfield Branch | Stream | | Platte | 39 14 36 N | 094 49 28 W |
| Summerfield School (historical) | School | 209 | Maries | 38 16 38 N | 091 47 54 W |
| Summers Addition (subdivision) | Populated Place | 327 | Howell | 36 43 23 N | 091 51 02 W |
| Summers Cemetery | Cemetery | 125 | Cape Girardeau | 37 20 01 N | 089 40 35 W |
| Summers Cemetery | Cemetery | 351 | Douglas | 36 52 14 N | 092 50 08 W |
| Summers Cemetery | Cemetery | 298 | Putnam | 40 30 27 N | 092 47 12 W |
| Summers Cemetery | Cemetery | 291 | Stone | 36 45 34 N | 093 33 43 W |
| Summers Cemetery | Cemetery | 233 | Vernon | 37 59 05 N | 094 25 11 W |
| Summers Creek | Stream | | Bollinger | 37 26 20 N | 090 04 47 W |
| Summers Hollow | Valley | | Morgan | 38 16 55 N | 093 01 06 W |
| Summers Lake | Reservoir | 206 | Saline | 39 15 12 N | 092 59 37 W |
| Summers Lake Dam | Dam | 206 | Saline | 39 15 12 N | 092 59 37 W |
| Summers Mound | Summit | 271 | Bates | 38 20 12 N | 094 34 06 W |
| Summers School (historical) | School | 300 | Howell | 36 42 57 N | 091 44 26 W |
| Summerset Cemetery | Cemetery | 321 | Jasper | 37 12 27 N | 094 10 05 W |
| Summerset Lake | Reservoir | 199 | Jefferson | 38 05 45 N | 090 34 16 W |
| Summerset School | School | 258 | Clay | 39 23 24 N | 094 20 12 W |
| Summersville | Populated Place | 376 | Texas | 37 10 45 N | 091 39 25 W |
| Summersville Fire Tower (historical) | Tower | 434 | Texas | 37 12 21 N | 091 44 13 W |
| Summersville Towersite State Wildlife Area | Park | 439 | Texas | 37 11 38 N | 091 46 38 W |
| Summerville (historical) | Populated Place | 262 | Boone | 38 51 38 N | 092 12 40 W |
| Summit | Populated Place | 306 | Washington | 37 54 43 N | 090 42 29 W |
| Summit Church | Church | 409 | Lawrence | 37 07 49 N | 093 45 45 W |
| Summit City | Populated Place | 325 | Ozark | 36 44 21 N | 092 36 50 W |
| Summit Park | Park | 303 | Jackson | 38 55 13 N | 094 24 02 W |
| Summit School | School | 289 | Barton | 37 36 58 N | 094 13 20 W |
| Summit School | School | 291 | Bates | 38 15 43 N | 094 14 19 W |
| Summit School | School | 312 | DeKalb | 39 45 44 N | 094 16 51 W |
| Summit School (historical) | School | 285 | Holt | 40 09 57 N | 095 17 13 W |
| Summit School (historical) | School | 305 | Jasper | 37 19 22 N | 094 11 36 W |
| Summit School (historical) | School | 408 | Wright | 37 20 46 N | 092 40 04 W |
| Summit Shopping Center | Locale | 297 | Jackson | 38 54 59 N | 094 24 08 W |
| Summit Springs Shopping Center | Locale | 300 | Jackson | 38 55 01 N | 094 21 39 W |
| Sumner | Populated Place | 208 | Chariton | 39 39 09 N | 093 14 41 W |
| Sumner Bridge | Bridge | 200 | Livingston | 39 38 22 N | 093 16 22 W |
| Sumner Bridge | Bridge | 199 | Livingston | 39 38 24 N | 093 16 25 W |
| Sumner Cemetery | Cemetery | 315 | Hickory | 37 58 06 N | 093 23 24 W |
| Sumner Ferry (historical) | Locale | 204 | Chariton | 39 38 20 N | 093 16 22 W |
| Sumner High School | School | 161 | St. Louis (city) | 38 39 34 N | 090 14 22 W |
| Sun Fish Lake Dam | Dam | 170 | Jefferson | 38 20 36 N | 090 41 54 W |
| Sun Mine Dam | Dam | 226 | Washington | 38 03 36 N | 090 39 54 W |
| Sun Valley Park | Park | 151 | Jefferson | 38 18 40 N | 090 24 37 W |
| Sunbeam School (historical) | School | 254 | Montgomery | 38 56 17 N | 091 26 28 W |
| Sunburst Ranch Airport | Airport | 244 | Ozark | 36 38 54 N | 092 13 14 W |
| Sundown | Populated Place | 235 | Ozark | 36 33 59 N | 092 38 13 W |
| Sunflower School (historical) | School | 330 | Jasper | 37 12 00 N | 094 10 21 W |
| Sunken Farm | Locale | 178 | Ripley | 36 45 07 N | 091 01 39 W |
| Sunken Farm | Locale | 178 | Ripley | 36 45 08 N | 091 01 40 W |
| Sunklands-Burr Oak State Wildlife Area | Park | 330 | Shannon | 37 19 25 N | 091 32 57 W |
| Sunlight | Populated Place | 302 | Washington | 37 46 54 N | 090 54 18 W |
| Sunlight Cemetery | Cemetery | 301 | Washington | 37 46 41 N | 090 54 00 W |
| Sunlight Church | Church | 300 | Washington | 37 46 42 N | 090 53 59 W |
| Sunnen Dam | Dam | 250 | Washington | 37 57 12 N | 090 55 48 W |
| Sunnen Lake | Reservoir | 250 | Washington | 37 57 12 N | 090 55 48 W |
| Sunny Brook | Stream | | Bollinger | 37 16 58 N | 089 57 09 W |
| Sunny Dell School (historical) | School | 244 | Pettis | 38 49 28 N | 093 28 14 W |
| Sunny Grove School (historical) | School | 275 | Atchison | 40 28 38 N | 095 39 46 W |
| Sunny Grove School (historical) | School | 300 | Clinton | 39 28 11 N | 094 21 01 W |
| Sunny Hill School (historical) | School | 228 | Montgomery | 38 57 58 N | 091 32 51 W |
| Sunny Point School | School | 225 | Linn | 39 49 21 N | 093 10 21 W |
| Sunny Ridge School (historical) | School | 287 | Sullivan | 40 10 55 N | 093 01 38 W |
| Sunny Shores Dam | Dam | 274 | Jackson | 38 55 48 N | 094 28 55 W |
| Sunny Side | Locale | 416 | Wright | 37 24 44 N | 092 19 07 W |
| Sunny Side Church (historical) | Church | 213 | Jefferson | 38 09 11 N | 090 27 53 W |
| Sunny Side School | School | 273 | Johnson | 38 34 20 N | 093 35 38 W |
| Sunny Side School | School | 247 | Saline | 39 05 18 N | 093 17 39 W |
| Sunny Side School (historical) | School | 224 | Johnson | 38 52 52 N | 093 35 32 W |
| Sunny Side School (historical) | School | 300 | Morgan | 38 27 24 N | 092 45 29 W |
| Sunny Side School (historical) | School | 263 | Pettis | 38 43 58 N | 093 12 27 W |
| Sunny Side School (historical) | School | 242 | Saline | 39 14 29 N | 093 09 20 W |
| Sunny Side School (historical) | School | 277 | Taney | 36 31 17 N | 092 57 11 W |
| Sunny Slope Cemetery | Cemetery | 264 | Ray | 39 16 49 N | 093 59 13 W |
| Sunny Slope School | School | 320 | Atchison | 40 34 12 N | 095 34 22 W |
| Sunny Slope School | School | 246 | Vernon | 37 47 14 N | 094 35 60 W |
| Sunny Slope School (historical) | Locale | 233 | Pike | 39 26 11 N | 091 21 14 W |
| Sunny Slope School (historical) | School | 347 | Hickory | 37 49 20 N | 093 29 31 W |
| Sunny Slope School (historical) | School | 362 | Laclede | 37 30 02 N | 092 34 14 W |
| Sunny Slope Spring | Spring | 268 | Iron | 37 35 11 N | 090 35 52 W |
| Sunny Vale Church | Church | 89 | Dunklin | 36 34 32 N | 090 01 48 W |