| Business | Phone |
| Oil Chem Research Corp 6407 Idlewild Rd # 100, Charlotte 28212 | (704) 943-2260 |
| Oil Nisbit 3000 Wilkinson Blvd, Charlotte 28208 | (704) 394-3662 |
| Oil Nisbit 4601 Sunset Rd, Charlotte 28216 | (704) 509-2177 |
| Southland Oil Co Inc 220 N Brevard St, Charlotte 28202 | (704) 334-9825 |
| Raymer Oil Co 7320 Old Mount Holly Rd, Charlotte 28214 | (704) 393-9470 |