| Business | Phone |
| County Assessor 13 E Canal St, Sumter 29150 | (803) 436-2115 |
| County Auditor 13 E Canal St, Sumter 29150 | (803) 436-2136 |
| County Treasurer 13 E Canal St, Sumter 29150 | (803) 436-2213 |
| Sumter County Treasurer 180 Wasmark Blvd, Sumter 29150 | (803) 905-5040 |