| Business | Phone |
| Clemson University Ext Office 101 Ridge St, St George 29477 | (843) 563-3441 |
| County Administrator 201 Johnston St, St George 29477 | (843) 563-0103 |
| County Council 201 Johnston St, St George 29477 | (843) 563-0196 |
| County Extension 201 Johnston St, St George 29477 | (843) 832-0135 |
| County Finance 201 Johnston St, St George 29477 | (843) 563-0198 |
| County Purchasing 101 Ridge St, St George 29477 | (843) 563-0142 |
| County Purchasing 201 Johnston St, St George 29477 | (843) 563-0142 |
| Dorchester Cnty Computer Systs 201 Johnston St, St George 29477 | (843) 832-0022 |
| Dorchester Cnty Protective Svc 903 Dukes St, St George 29477 | (843) 832-0112 |
| Dorchester Cnty Voter Rgstrtn 201 Johnston St, St George 29477 | (843) 832-0132 |
| Dorchester County Adm 201 Johnston St, St George 29477 | (843) 832-0103 |
| Dorchester County Adult Svc 903 Dukes St, St George 29477 | (843) 563-9625 |
| Dorchester County Afdc 903 Dix St, St George 29477 | (843) 563-4299 |
| Dorchester County Area Sprvsr 347 Academy Rd, St George 29477 | (843) 563-2450 |
| Dorchester County Council 201 Johnston St, St George 29477 | (843) 832-0196 |
| Dorchester County Election 201 Johnston St, St George 29477 | (843) 563-0187 |
| Dorchester County Mesne Cnvync 201 Johnston St, St George 29477 | (843) 832-0181 |
| Dorchester County Personnel 201 Johnston St, St George 29477 | (843) 563-0141 |
| Dorchester County Personnel 520 N Main St, St George 29477 | (843) 563-0141 |
| Dorchester County Purchasing 201 Johnston St, St George 29477 | (843) 832-0142 |
| Dorchester Fraud & Invstgtn St George 29477 | (843) 563-9726 |
| Dorchester Register Of Mesne 201 Johnston St, St George 29477 | (843) 563-0181 |
| Voter Registration 201 Johnston St, St George 29477 | (843) 563-0132 |