| Business | Phone |
| State Highway Patrol Comms Center 4008 District Dr, Raleigh 27607 | (919) 733-3861 |
| Resident Engineer 4005 District Dr, Raleigh 27607 | (919) 733-9499 |
| Resident Engineer 405 Rogers View Ct, Raleigh 27610 | (919) 250-4202 |
| Highway Dept 1 S Wilmington St, Raleigh 27601 | (919) 733-7384 |