| Business | Phone |
| Floyd E Sagely Properties Ltd 3017 S 70th St, Fort Smith 72903 | (479) 452-5187 |
| Fort Exploration Co 523 Garrison Ave # 701, Fort Smith 72901 | (479) 783-7772 |
| Freedom Energy Inc 4600 Rogers Ave, Fort Smith 72903 | (479) 782-4111 |
| Fritsche Consulting Geologists 6716 Mahogany Ave, Fort Smith 72903 | (479) 478-9610 |
| Hanna Oil & Gas 520 Parker Ave, Fort Smith 72901 | (479) 782-8808 |
| Harmon Oil & Gas Inc 2120 S Waldron Rd, Fort Smith 72903 | (479) 783-2244 |
| Hogback Exploration Inc 4520 Phoenix Ave, Fort Smith 72903 | (479) 709-9014 |
| Klabzuba Oil & Gas 5908 Jenny Lind Rd, Fort Smith 72908 | (479) 649-0300 |
| Kolbco 4803 Oak Hollow Ln, Fort Smith 72903 | (479) 452-9811 |
| L G & S Geologic Consulting 508 Garrison Ave, Fort Smith 72901 | (479) 782-9934 |
| Mark Wilson Oil & Gas Explrtn 5008 S U St, Fort Smith 72903 | (479) 478-9209 |
| Orion Consulting Inc 410 Lexington Ave, Fort Smith 72901 | (479) 783-7107 |
| Porter Oil & Gas 4975 Old Greenwood Rd, Fort Smith 72903 | (479) 649-6299 |
| Professional Land Svc 1820 Independence St, Fort Smith 72901 | (479) 646-4137 |
| Providence Expoloration 3800 Rogers Ave, Fort Smith 72903 | (479) 783-0886 |
| Robert Grubbs Inc 8901 Jenny Lind Rd # 11a, Fort Smith 72908 | (479) 646-5964 |
| Ross Explorations Inc 2917 Old Greenwood Rd # 10, Fort Smith 72903 | (479) 783-7022 |
| Southwestern Coal Co 814 Garrison Ave, Fort Smith 72901 | (479) 785-2421 |
| Stephens Production Co 10611 Old Highway 71, Fort Smith 72916 | (479) 646-2076 |
| Stephens Production Co 623 Garrison Ave, Fort Smith 72901 | (479) 783-4191 |
| Waelder Oil & Gas Inc 5111 Rogers Ave # 529, Fort Smith 72903 | (479) 484-7474 |
| Wytex Production Corp 4520 Phoenix Ave, Fort Smith 72903 | (479) 646-9660 |
| Bowman & Cains Exploration 2408 S 51st Ct # B, Fort Smith 72903 | (479) 484-1122 |
| Charles E Mc Ray & Assoc 2510 Dodson Ave, Fort Smith 72901 | (479) 784-2790 |
| Cmi Corp 13321 White Bluff Rd, Fort Smith 72916 | (479) 646-8590 |
| Ed Degen Baker Petro Landman 150 N 49th St, Fort Smith 72903 | (479) 783-5570 |