| Dcws Woodland High School (1870119) | Summerville, SC | 1,000 | 0 | - |
| Desci Vc Summer Nuclear Sta (Sc2030004) | Jenkinsville, SC | 1,000 | 43 | - |
| Florence Flea Market (2170235) | Florence, SC | 999 | 13 | - |
| Bgwc Nevitt Forest (Sc0450007) | Elgin, SC | 966 | 9 | - |
| Ridgeway Town of (Sc2010002) | Ridgeway, SC | 950 | 124 | - |
| Jefferson Town of (Sc1310005) | Jefferson, SC | 948 | 24 | - |
| Heath Springs Town of (Sc2910002) | Heath Springs, SC | 947 | 12 | - |
| Harleyville Town of (Sc1810002) | Harleyville, SC | 946 | 4 | - |
| Dcws Edisto Tribal Council (1850010) | Summerville, SC | 925 | 4 | - |
| Callawassie Island (Sc0750041) | Kiawah Island, SC | 900 | 10 | - |
| Wild Meadows S/D (Sc3250097) | Lexington, SC | 878 | 33 | - |
| View at the Pier the (Sc3770300) | Seneca, SC | 864 | 2 | - |
| Dcwa Tranquil Acres (1820003) | Summerville, SC | 858 | 1 | - |
| Greeleyville Town of (Sc4510001) | Greeleyville, SC | 850 | 16 | - |
| Chickasaw Point (Sc3750010) | Westminster, SC | 823 | 50 | - |
| Olanta Town of (Sc2110006) | Olanta, SC | 801 | 21 | - |
| Jamestown Town of (Sc0810003) | Jamestown, SC | 800 | 23 | - |
| Bgwc Raintree Acres (Sc4050015) | Elgin, SC | 799 | 7 | - |
| Perry Town of (Sc0210006) | Perry, SC | 796 | 135 | - |
| Macdougall Correctional Inst (Sc0870050) | Columbia, SC | 790 | 10 | - |
| Clio Town of (Sc3410002) | Clio, SC | 788 | 21 | - |
| Norway Town of (3810008) | Norway, SC | 775 | 69 | - |
| Bath W&SD (Sc0220003) | Bath, SC | 757 | 13 | - |
| Langley W/D (Sc0220001) | Langley, SC | 753 | 23 | - |
| Sylvamo Eastover Mill (Sc4030005) | Eastover, SC | 750 | 12 | - |
| Gcwsd Red Hill (2220007) | Pawleys Island, SC | 726 | 6 | - |
| Turbeville Town of (Sc1410004) | Turbeville, SC | 723 | 9 | - |
| Awendaw Town of (Sc1010504) | Awendaw, SC | 713 | 8 | - |
| Ridgeville Town of (Sc1810004) | Ridgeville, SC | 710 | 33 | - |
| Camp Awanita Valley (Sc2370684) | Travelers Rest, SC | 704 | 33 | - |
| Inv Camden Plant (Sc2830001) | Camden, SC | 700 | 31 | - |
| Springfield Town of (Sc3810009) | Springfield, SC | 700 | 11 | - |
| Eastover Town of (Sc4010002) | Eastover, SC | 700 | 116 | - |
| Bgwc Charwood S/D (3250035) | Elgin, SC | 683 | 285 | - |
| Port Bass I (Sc3750002) | Athens, SC | 681 | 8 | - |
| Gsw&sa-Nichols Town of (Sc3310003) | Conway, SC | 678 | 12 | - |
| Mayesville Town of (Sc4310003) | Sumter, SC | 665 | 12 | - |
| Gin Pond Shores Water Co (Sc1450005) | Summerton, SC | 664 | 44 | - |
| Hickory Grove Town of (Sc4610004) | Hickory Grove, SC | 654 | 4 | - |
| Brunson Town of (Sc2510004) | Hampton, SC | 649 | 12 | - |
| Bay Capital Water Works (Sc4050031) | Columbia, SC | 647 | 0 | - |
| Shiloh Water System (Sc4320005) | Sumter, SC | 645 | 4 | - |
| McGregor Downs (Sc3260059) | Cary, SC | 626 | 42 | - |
| Rocks Pond Campground (Sc3870801) | Eutawville, SC | 620 | 6 | - |
| Wyboo Water Dept Inc (Sc1450009) | Manning, SC | 618 | 11 | - |
| Daufuskie Isl Util-Haig Point (0750036) | Tequesta, SC | 608 | 27 | - |
| Batesburg-Leesville #2 (3210011) | Batesburg-Leesville, SC | 595 | 2 | - |
| Bcwsa Sineath MHP (0850018) | Moncks Corner, SC | 594 | 11 | - |
| Lane Town of (4510005) | Lane, SC | 585 | 25 | - |
| Sharon Town of (Sc4610005) | Sharon, SC | 573 | 4 | - |