Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Longwood | Populated Place | 3 | Beaufort | 32 19 22 N | 080 36 35 W |
| Longwood (subdivision) | Populated Place | 7 | Horry | 33 48 51 N | 079 04 33 W |
| Longwood Island | Island | 1 | Horry | 33 35 35 N | 079 05 34 W |
| Longwood Landing | Populated Place | 0 | Horry | 33 36 22 N | 079 05 07 W |
| Longwood School (historical) | School | 15 | Williamsburg | 33 47 59 N | 079 23 11 W |
| Lonsdale Mill | Locale | 298 | Oconee | 34 40 50 N | 082 55 60 W |
| Lonsdale Mill Power Plant | Building | 214 | Oconee | 34 37 59 N | 082 58 03 W |
| Lookup Chapel | Church | 360 | Greenville | 35 06 09 N | 082 24 51 W |
| Looper Cemetery | Cemetery | 319 | Pickens | 34 57 02 N | 082 34 47 W |
| Loosing Swamp | Swamp | 17 | Horry | 34 03 26 N | 079 10 49 W |
| Lopers Crossroads | Populated Place | 34 | Allendale | 32 56 01 N | 081 16 02 W |
| Loraine (historical) | Populated Place | 68 | Bamberg | 33 21 01 N | 081 05 04 W |
| Loran Point (subdivision) | Populated Place | 279 | Oconee | 34 42 19 N | 082 56 50 W |
| Lord Berkeley Academy | School | 18 | Berkeley | 33 11 56 N | 080 01 06 W |
| Lord Lake | Lake | 29 | Calhoun | 33 45 60 N | 080 45 38 W |
| Loree Church | Church | 263 | Spartanburg | 34 56 38 N | 082 05 47 W |
| Lorena Park | Populated Place | 292 | Greenville | 34 54 52 N | 082 18 29 W |
| Lorenzo (historical) | Populated Place | 178 | Greenwood | 34 08 57 N | 082 14 10 W |
| Lorick Branch | Stream | | Lexington | 34 02 44 N | 081 09 58 W |
| Loring Cemetery | Cemetery | 53 | Sumter | 33 56 39 N | 080 25 17 W |
| Loring Millpond | Reservoir | 50 | Sumter | 33 56 55 N | 080 25 18 W |
| Loring Millpond Dam D-1452 | Dam | 50 | Sumter | 33 56 55 N | 080 25 18 W |
| Loris | Populated Place | 30 | Horry | 34 03 23 N | 078 53 25 W |
| Loris Community Hospital | Hospital | 28 | Horry | 34 03 27 N | 078 53 55 W |
| Loris Community Hospital Heliport | Airport | 29 | Horry | 34 03 28 N | 078 53 26 W |
| Loris Elementary School | School | 28 | Horry | 34 03 45 N | 078 53 53 W |
| Loris High School | School | 29 | Horry | 34 03 11 N | 078 53 21 W |
| Loris Oxidation Pond | Reservoir | 23 | Horry | 34 03 25 N | 078 54 53 W |
| Loris Oxidation Pond Dam D-3615 | Dam | 23 | Horry | 34 03 25 N | 078 54 53 W |
| Loss Branch | Stream | | Clarendon | 33 39 27 N | 080 13 19 W |
| Lost Creek | Populated Place | 68 | Richland | 34 06 39 N | 081 08 12 W |
| Lot Branch | Stream | | Richland | 34 09 52 N | 080 59 39 W |
| Lota | Populated Place | 161 | Greenwood | 34 15 09 N | 082 02 42 W |
| Lots Fork | Stream | | Fairfield | 34 20 27 N | 080 58 39 W |
| Lott Cemetery | Cemetery | 201 | Edgefield | 33 50 33 N | 081 47 11 W |
| Lott Creek | Stream | | McCormick | 34 01 37 N | 082 28 43 W |
| Lotts Cemetery | Cemetery | 162 | Saluda | 33 54 43 N | 081 36 08 W |
| Lotts Creek | Stream | | Aiken | 33 46 58 N | 081 41 04 W |
| Lotts Crossroads | Populated Place | 19 | Dorchester | 33 02 28 N | 080 14 57 W |
| Lotts Grove Church | Church | 185 | Edgefield | 33 50 52 N | 081 47 59 W |
| Lotts Mill Pond | Reservoir | 75 | Richland | 34 10 49 N | 080 52 05 W |
| Lotts Mill Pond D-0552 Dam | Dam | 75 | Richland | 34 10 49 N | 080 52 05 W |
| Louis Morris Memorial Bridge | Bridge | 149 | Anderson | 34 21 12 N | 082 48 56 W |
| Love Creek | Stream | | York | 34 50 27 N | 081 09 32 W |
| Love Springs | Populated Place | 260 | Cherokee | 35 02 45 N | 081 46 29 W |
| Love Springs Cemetery | Cemetery | 253 | Cherokee | 35 02 38 N | 081 46 15 W |
| Love Springs Church | Church | 212 | Cherokee | 34 59 48 N | 081 44 22 W |
| Love Springs Church | Church | 253 | Cherokee | 35 02 37 N | 081 46 15 W |
| Love Springs School (historical) | School | 267 | Cherokee | 35 02 55 N | 081 46 39 W |
| Love-Charity Church | Church | 176 | Chester | 34 38 58 N | 080 59 27 W |
| Lovely Hill Church | Church | 35 | Colleton | 33 10 15 N | 080 47 46 W |
| Lovely Hill Church | Church | 30 | Orangeburg | 33 19 16 N | 080 24 14 W |
| Lovely Hill Missionary Baptist Church | Church | 2 | Charleston | 32 48 22 N | 080 07 01 W |
| Loves Chapel | Church | 197 | York | 35 08 26 N | 081 04 24 W |
| Loves Creek | Stream | | York | 34 54 31 N | 081 25 42 W |
| Loves Ford | Crossing | 102 | Chester | 34 46 20 N | 081 27 19 W |
| Loves Shoals | Rapids | 42 | Kershaw | 34 19 50 N | 080 41 48 W |
| Lovett Church | Church | 31 | Hampton | 32 45 09 N | 081 12 14 W |
| Lovetts Crossing | Bridge | 26 | Hampton | 32 54 16 N | 081 13 39 W |
| Low Country Plaza Shopping Center | Locale | 7 | Beaufort | 32 15 33 N | 080 51 09 W |
| Low Falls Landing | Locale | 23 | Calhoun | 33 37 56 N | 080 32 36 W |
| Lowell Street United Methodist Church | Church | 187 | Greenwood | 34 11 31 N | 082 10 15 W |
| Lower Alligator Creek | Stream | | Chesterfield | 34 29 00 N | 080 10 13 W |
| Lower Bell Town School (historical) | School | 189 | Lancaster | 34 39 36 N | 080 50 53 W |
| Lower Chesnut Lake | Reservoir | 7 | Horry | 33 47 49 N | 078 46 59 W |
| Lower Chesnut Lake Dam D-3633 | Dam | 7 | Horry | 33 47 49 N | 078 46 59 W |
| Lower Crossing | Crossing | 8 | Williamsburg | 33 33 21 N | 079 42 28 W |
| Lower Deerwood Lake | Reservoir | 46 | Sumter | 33 55 55 N | 080 23 47 W |
| Lower Deerwood Lake Dam D-2078 | Dam | 46 | Sumter | 33 55 55 N | 080 23 47 W |
| Lower Dog Bluff | Cliff | 9 | Marion | 33 57 38 N | 079 20 30 W |
| Lower Dog Bluff Landing | Locale | 8 | Marion | 33 57 45 N | 079 20 06 W |
| Lower Fairforest Cemetery | Cemetery | 176 | Union | 34 40 59 N | 081 43 35 W |
| Lower Fairforest Church | Church | 178 | Union | 34 41 01 N | 081 43 35 W |
| Lower Falls | Falls | 548 | Oconee | 35 00 59 N | 082 59 38 W |
| Lower Flats Range | Channel | -3 | Jasper | 32 04 25 N | 080 58 22 W |
| Lower Florence County Hospital | Hospital | 23 | Florence | 33 52 51 N | 079 45 37 W |
| Lower Ford Lake | Lake | 12 | Marion | 34 06 32 N | 079 29 53 W |
| Lower Gap | Gap | 586 | Greenville | 35 05 55 N | 082 35 00 W |
| Lower Grover School | School | 24 | Dorchester | 33 06 15 N | 080 33 19 W |
| Lower Legion Lake | Reservoir | 64 | Richland | 33 59 54 N | 080 55 55 W |
| Lower Long Cane Cemetery | Cemetery | 129 | McCormick | 34 00 57 N | 082 20 56 W |
| Lower Macedonia Church | Church | 37 | Chesterfield | 34 40 07 N | 080 00 30 W |
| Lower McElmurray Lake | Reservoir | 59 | Aiken | 33 24 43 N | 081 48 53 W |
| Lower Pine Grove Cemetery | Cemetery | 80 | Lexington | 34 04 02 N | 081 08 43 W |
| Lower Reserve | Reservoir | 1 | Berkeley | 33 06 08 N | 079 50 10 W |
| Lower Richland High School | School | 75 | Richland | 33 56 46 N | 080 52 19 W |
| Lower Richland Vocational Center | School | 72 | Richland | 33 55 36 N | 080 46 51 W |
| Lower Rutledge Bay | Basin | 20 | Williamsburg | 33 44 38 N | 079 45 31 W |
| Lower Silver Bluff | Cliff | 30 | Aiken | 33 17 48 N | 081 50 54 W |
| Lower Summerhouse Pond | Reservoir | 2 | Charleston | 32 54 17 N | 079 36 33 W |
| Lower Three Runs | Stream | | Allendale | 33 01 46 N | 081 30 49 W |
| Lower Three Runs Church | Church | 46 | Allendale | 33 05 40 N | 081 29 27 W |
| Lower Toogoodoo Creek | Stream | | Charleston | 32 41 01 N | 080 18 03 W |
| Lower Topsaw Landing | Populated Place | 1 | Georgetown | 33 36 30 N | 079 09 05 W |
| Lower Twin Lake | Reservoir | 71 | Richland | 33 59 31 N | 080 54 29 W |
| Lower Twin Lake Dam - Fort Jackson | Dam | 71 | Richland | 33 59 31 N | 080 54 29 W |
| Lower York Reservoir | Reservoir | 217 | York | 34 59 00 N | 081 15 11 W |
| Lower York Reservoir Dam D-1222 | Dam | 217 | York | 34 59 00 N | 081 15 11 W |
| Lowman Home for the Aged | Building | 142 | Richland | 34 08 36 N | 081 16 32 W |
| Lowmans Crossroads (historical) | Populated Place | 127 | Newberry | 34 06 47 N | 081 29 38 W |
| Lowndes Hill Church | Church | 337 | Greenville | 34 51 23 N | 082 20 40 W |
| Lowndes Lake | Lake | 11 | Hampton | 32 45 39 N | 081 01 14 W |
| Lowndes Landing | Populated Place | 2 | Colleton | 32 52 07 N | 080 24 13 W |
| Lowndesville | Populated Place | 185 | Abbeville | 34 12 45 N | 082 38 58 W |
| Lowndesville Academy (historical) | School | 179 | Abbeville | 34 12 37 N | 082 38 44 W |
| Lowndesville Baptist Church | Church | 188 | Abbeville | 34 12 49 N | 082 38 57 W |
| Lowndesville Elementary School (historical) | School | 187 | Abbeville | 34 12 46 N | 082 38 53 W |
| Lowndesville High School (historical) | School | 180 | Abbeville | 34 12 34 N | 082 38 56 W |
| Lowndesville Lookout Tower | Tower | 207 | Abbeville | 34 13 35 N | 082 34 22 W |
| Lowndesville Pentecostal Holiness Church | Church | 179 | Abbeville | 34 12 37 N | 082 39 09 W |