| Business | Phone |
| Bp Pipeline North America Highway 3113, Zachary 70791 | (225) 654-3894 |
| Bp Pipeline North America W Mount Pleasant-Zachary Rd, Zachary 70791 | (225) 654-0085 |
| Colonial Pipeline Co Highway 61, Zachary 70791 | (225) 654-0414 |
| Communications & Electrical 8406 Lower Zachary Rd, Zachary 70791 | (225) 654-5070 |
| D P Pipeline Co Port Hudson Cemetery Rd, Zachary 70791 | (225) 654-8602 |
| Dixie Pipeline Co 3644 Old Baker Rd, Zachary 70791 | (225) 654-4112 |
| Florida Gas Transmission Co 8406 Lower Zachary Rd, Zachary 70791 | (225) 654-4559 |