Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Bluff Point | Cape | 2 | Charleston | 32 38 46 N | 080 15 22 W |
| Bohicket Creek | Stream | | Charleston | 32 35 02 N | 080 12 22 W |
| Bon Aire (subdivision) | Populated Place | 13 | Charleston | 32 51 21 N | 080 02 04 W |
| Bonds-Wilson High School | School | 7 | Charleston | 32 53 01 N | 079 59 54 W |
| Boone Hall Creek | Stream | | Charleston | 32 52 01 N | 079 49 18 W |
| Boone Hall Plantation | Locale | 5 | Charleston | 32 51 30 N | 079 49 22 W |
| Borough School (historical) | School | 9 | Charleston | 32 35 18 N | 080 21 13 W |
| Botany Bay Island | Island | 2 | Charleston | 32 32 28 N | 080 13 57 W |
| Bouman Branch | Stream | | Charleston | 33 11 08 N | 079 25 37 W |
| Bowen Island | Island | 4 | Charleston | 32 40 40 N | 079 57 35 W |
| Boyle School (historical) | School | 11 | Charleston | 32 49 13 N | 080 17 45 W |
| Breach Inlet | Bay | 0 | Charleston | 32 46 31 N | 079 48 45 W |
| Brentwood | Populated Place | 7 | Charleston | 32 51 24 N | 080 00 40 W |
| Brentwood High School | School | 6 | Charleston | 32 51 45 N | 080 00 08 W |
| Brentwood Middle School | School | 6 | Charleston | 32 51 32 N | 080 00 19 W |
| Brentwood Shopping Center | Locale | 7 | Charleston | 32 51 16 N | 080 00 42 W |
| Brickyard Creek | Stream | | Charleston | 32 50 07 N | 080 00 16 W |
| Brith Sholom Beth Israel Synagogue | Church | 5 | Charleston | 32 47 26 N | 079 56 51 W |
| Broad Street Theater (historical) | Building | 6 | Charleston | 32 46 33 N | 079 56 11 W |
| Brook Green Meadow (subdivision) | Populated Place | 7 | Charleston | 32 47 40 N | 079 52 11 W |
| Brookland Plantation | Locale | 2 | Charleston | 32 34 20 N | 080 21 19 W |
| Brown Cemetery | Cemetery | 4 | Charleston | 32 47 49 N | 079 59 12 W |
| Bryans Creek | Stream | | Charleston | 32 37 26 N | 080 04 48 W |
| Buck Hall | Populated Place | 6 | Charleston | 33 03 12 N | 079 33 35 W |
| Buck Hall Recreation Area | Locale | 5 | Charleston | 33 02 16 N | 079 33 45 W |
| Buck Hall School (historical) | School | 6 | Charleston | 33 03 21 N | 079 33 26 W |
| Bugby Bridge (historical) | Bridge | 4 | Charleston | 32 41 19 N | 080 05 07 W |
| Buist Academy for Advanced Studies | School | 4 | Charleston | 32 47 14 N | 079 55 55 W |
| Bull Breakers | Bar | -5 | Charleston | 32 53 05 N | 079 33 27 W |
| Bull Bridge Creek | Stream | | Charleston | 32 49 10 N | 080 24 11 W |
| Bull Creek | Stream | | Charleston | 32 55 39 N | 079 36 10 W |
| Bull Harbor | Bay | -11 | Charleston | 32 56 49 N | 079 36 03 W |
| Bull Island | Island | 3 | Charleston | 32 54 29 N | 079 36 32 W |
| Bull Narrows | Channel | 1 | Charleston | 32 54 15 N | 079 38 39 W |
| Bull River | Gut | 2 | Charleston | 33 01 58 N | 079 29 41 W |
| Bulls Bay | Bay | -4 | Charleston | 32 58 31 N | 079 33 29 W |
| Bulls Creek | Stream | | Charleston | 32 49 35 N | 080 01 04 W |
| Bullyard Sound | Bay | -2 | Charleston | 32 50 54 N | 079 43 41 W |
| Bur Clare | Populated Place | 3 | Charleston | 32 42 31 N | 079 57 37 W |
| Burgess Road School (historical) | School | 6 | Charleston | 32 39 17 N | 080 05 45 W |
| Burke High School | School | 4 | Charleston | 32 47 37 N | 079 57 14 W |
| Buzzards Roost Marina | Locale | 0 | Charleston | 32 45 13 N | 080 00 47 W |
| Buzzards Roost Point | Cape | 3 | Charleston | 32 45 53 N | 080 00 37 W |
| Byrnes Downs (subdivision) | Populated Place | 5 | Charleston | 32 46 47 N | 079 59 12 W |
| C C Blaney Elementary School | School | 17 | Charleston | 32 43 38 N | 080 17 40 W |
| C E Williams Middle School | School | 7 | Charleston | 32 47 54 N | 080 04 27 W |
| Caddin Bridge Swamp | Swamp | 8 | Charleston | 32 48 57 N | 080 20 03 W |
| Calvary African Methodist Episcopal Church | Church | 7 | Charleston | 32 50 17 N | 079 57 29 W |
| Calvary Baptist Church | Church | 2 | Charleston | 32 47 43 N | 079 57 05 W |
| Calvary Church | Church | 7 | Charleston | 32 41 16 N | 080 04 43 W |
| Calvary Church | Church | 6 | Charleston | 32 42 58 N | 080 14 18 W |
| Calvary Church | Church | 14 | Charleston | 32 45 22 N | 080 20 25 W |
| Calvary Church (historical) | Church | 4 | Charleston | 32 46 46 N | 079 56 16 W |
| Calvary Episcopal Church | Church | 4 | Charleston | 32 47 39 N | 079 56 46 W |
| Calvary Lutheran Church | Church | 4 | Charleston | 32 48 31 N | 079 57 18 W |
| Camp Road Estates | Populated Place | 1 | Charleston | 32 44 12 N | 079 58 28 W |
| Camp Saint Christopher | Populated Place | 2 | Charleston | 32 33 57 N | 080 10 54 W |
| Canaan Baptist Church | Church | 4 | Charleston | 32 50 20 N | 079 57 34 W |
| Canady Landing | Populated Place | 3 | Charleston | 32 48 56 N | 080 24 17 W |
| Cannon Park | Park | 4 | Charleston | 32 46 60 N | 079 56 39 W |
| Cannon Street Baptist Church | Church | 6 | Charleston | 32 47 28 N | 079 56 37 W |
| Cape Island | Island | 2 | Charleston | 33 02 23 N | 079 20 54 W |
| Cape Island Point | Cape | 1 | Charleston | 33 04 04 N | 079 20 18 W |
| Cape Romain | Cape | 0 | Charleston | 33 00 25 N | 079 21 34 W |
| Cape Romain Harbor | Bay | -3 | Charleston | 33 03 41 N | 079 21 38 W |
| Cape Romain Lighthouses | Locale | 2 | Charleston | 33 01 08 N | 079 22 26 W |
| Cape Romain National Wildlife Refuge | Park | 2 | Charleston | 32 59 35 N | 079 37 15 W |
| Cape Romain Wilderness | Reserve | 1 | Charleston | 33 02 53 N | 079 25 48 W |
| Capers Creek | Stream | | Charleston | 32 51 46 N | 079 42 29 W |
| Capers Inlet | Bay | 5 | Charleston | 32 50 58 N | 079 41 59 W |
| Capers Island | Island | 5 | Charleston | 32 52 06 N | 079 40 44 W |
| Capri Isles | Populated Place | 0 | Charleston | 32 46 38 N | 080 01 22 W |
| Captain Sams Creek | Stream | | Charleston | 32 34 55 N | 080 08 47 W |
| Captain Sams Inlet | Gut | 2 | Charleston | 32 34 37 N | 080 08 52 W |
| Capwells Crossroads | Locale | 20 | Charleston | 32 46 46 N | 080 16 06 W |
| Capwells Crossroads | Populated Place | 20 | Charleston | 32 46 46 N | 080 16 06 W |
| Carolina Memorial Gardens | Cemetery | 13 | Charleston | 32 55 42 N | 080 02 26 W |
| Carolina Yacht Club | Locale | 6 | Charleston | 32 46 24 N | 079 55 36 W |
| Casino Creek | Gut | -2 | Charleston | 33 04 23 N | 079 23 26 W |
| Cassina Heights | Populated Place | 3 | Charleston | 32 48 22 N | 079 50 02 W |
| Cassina Plantation | Locale | 1 | Charleston | 32 48 10 N | 079 50 25 W |
| Castle Cemetery | Cemetery | 8 | Charleston | 32 52 52 N | 080 06 08 W |
| Castle Pinckney | Locale | 3 | Charleston | 32 46 25 N | 079 54 39 W |
| Castlewood (subdivision) | Populated Place | 6 | Charleston | 32 48 16 N | 080 01 51 W |
| Cat Island | Island | 2 | Charleston | 32 55 59 N | 079 46 27 W |
| Cathedral Church of Saint Luke and Saint Paul | Church | 5 | Charleston | 32 47 13 N | 079 56 25 W |
| Cathedral of Saint John the Baptist | Church | 5 | Charleston | 32 46 35 N | 079 56 04 W |
| Caw Caw Swamp | Swamp | 5 | Charleston | 32 48 23 N | 080 14 48 W |
| Cedar Creek | Stream | | Charleston | 32 49 20 N | 079 43 29 W |
| Cedar Creek | Stream | | Charleston | 33 12 21 N | 079 26 34 W |
| Cedar Springs | Populated Place | 7 | Charleston | 32 43 14 N | 080 03 45 W |
| Centenary United Methodist Church | Church | 6 | Charleston | 32 46 59 N | 079 55 59 W |
| Centerville | Populated Place | 4 | Charleston | 32 44 03 N | 079 58 07 W |
| Central Baptist Church | Church | 4 | Charleston | 32 47 19 N | 079 56 25 W |
| Central Reformed Methodist Union Episcopal Church | Church | 3 | Charleston | 32 47 16 N | 079 57 03 W |
| Chain Gang Camp Number 5 (historical) | Locale | 7 | Charleston | 33 05 53 N | 079 29 34 W |
| Chandler | Populated Place | 4 | Charleston | 32 54 17 N | 079 44 08 W |
| Chandler Lakes | Populated Place | 18 | Charleston | 32 59 40 N | 080 08 52 W |
| Chaplin Cemetery | Cemetery | 8 | Charleston | 32 44 37 N | 080 08 14 W |
| Chaplin Creek | Stream | | Charleston | 32 38 24 N | 080 02 16 W |
| Charles A Brown High School | School | 4 | Charleston | 32 47 53 N | 079 56 10 W |
| Charles Pinckney Elementary School | School | 8 | Charleston | 32 52 30 N | 079 46 44 W |
| Charles Pinckney National Historic Site | Park | 3 | Charleston | 32 46 26 N | 079 54 39 W |
| Charles Towne Landing | Park | 2 | Charleston | 32 48 26 N | 079 59 07 W |
| Charles Towne Landing State Historic Site | Park | 16 | Charleston | 32 48 24 N | 079 59 18 W |
| Charles Towne Square Mall Shopping Center | Locale | 9 | Charleston | 32 52 40 N | 080 00 40 W |
| Charles Towne Village | Populated Place | 4 | Charleston | 32 47 18 N | 079 59 22 W |
| Charleston | Populated Place | 6 | Charleston | 32 46 36 N | 079 55 51 W |
| Charleston Army Air Field (historical) | Military (Historical) | 16 | Charleston | 32 53 50 N | 080 02 25 W |
| Charleston City Hall | Building | 6 | Charleston | 32 46 36 N | 079 55 51 W |