| Business | Phone |
| Wolverine Pipeline Co 23125 W Arsenal Rd, Elwood 60421 | (815) 423-5872 |
| Anr Pipeline Co 21411 W Schweizer Rd, Elwood 60421 | (815) 723-5457 |
| Texas Eastern Transmission Ih 55 & Smithbridge Rdamp;, Elwood 60421 | (815) 423-5672 |
| Guardian Pipeline 21451 Schweitzer Rd, Elwood 60421 | (815) 726-1848 |
| Kinder Morgan Energy Partners Ih 55 & Smith Bridge Rdamp;, Elwood 60421 | (815) 423-5807 |