| Business | Phone |
| Charleston County Bldg Inspctn 1189 Iron Bridge Dr, Mt Pleasant 29466 | (843) 856-1214 |
| Charleston County Bldg Permits 1189 Iron Bridge Dr # 400, Mt Pleasant 29466 | (843) 856-1202 |
| Charleston Satellite Center 1189 Iron Bridge Dr # 400, Mt Pleasant 29466 | (843) 856-1200 |
| Charleston Traffic Enforcement 1796 Labor Camp Rd, Mt Pleasant 29464 | (843) 856-1180 |
| Honorable Jeanette M Harper 1189 Iron Bridge Dr # 300, Mt Pleasant 29466 | (843) 856-1205 |