| Emergency: | |
| | Police/Fire Emergency | 911 |
| | Poison Control | 800-922-1117 |
| | Summerville Medical Center | 843-832-5000 |
| | Trident Regional Medical Center | 843-797-7000 |
| Utilities: | |
| SCE&G (Electric & Gas) | 843-554-7234 |
| Summerville CPW (Water) | 843-871-0810 |
| Dorchester County Water and Sewer | 843-832-0075 |
| AT&T (Telephone) | 843-780-2355 |
| Time Warner (Cable TV, Internet and Telephone) | 843-871-7000 |
| Suburban Disposal (Trash and Garbage Collection) | 843-873-4810 |
| Recreation: | |
| Summerville Parks Department | 843-871-6000 |
| Summerville YMCA | 843-871-9622 |
| Summerville Library | 843-871-5075 |
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