| Business | Phone |
| Transportation-Pre-Constr Ofc 500 Joe Frank Harris Pkwy Se, Cartersville 30120 | (770) 387-3617 |
| Transportation-Testing Lab 500 Joe Frank Harris Pkwy Se, Cartersville 30120 | (770) 387-3662 |
| Vehicle Repair Shop 500 Joe Frank Harris Pkwy Se, Cartersville 30120 | (770) 387-3666 |
| Routine Maintenance 199 Westview Dr Ne, Cartersville 30121 | (770) 387-3679 |
| District Engineer 500 Joe Frank Harris Pkwy Se, Cartersville 30120 | (770) 387-3602 |
| Georgia Dept Of Transportation 874 Peeples Valley Rd Ne, Cartersville 30121 | (770) 387-3680 |