| Business | Phone |
| Daystar Petroleum 4642 W Calhoun St, Springfield 65802 | (417) 865-5704 |
| H & E Petroleum 1007 W Atlantic St, Springfield 65803 | (417) 866-8233 |
| Petroleum Management & Eqpt Co 500 N Main Ave, Springfield 65806 | (417) 869-5400 |
| Petroleum Management Equipment 2234 S Dollison Ave, Springfield 65807 | (417) 823-9660 |