| Business | Phone |
| Arch Coal Inc 1 Cityplace Dr # 300, St Louis 63141 | (314) 994-2700 |
| Peabody Development Co 301 N Memorial Dr, St Louis 63102 | (314) 342-7610 |
| Peabody Energy Corp 701 Market St, St Louis 63101 | (314) 342-3400 |
| Coaltec Energy Co 612 Rosewood Ln, St Louis 63122 | (314) 965-2814 |