| Business | Phone |
| Us Geological Survey 8 E Golf Rd, Des Plaines 60016 | (847) 298-3588 |
| Us Fish & Wildlife Svc 10600 W Higgins Rd 200, Des Plaines 60018 | (847) 894-2910 |
| Us Plant Protection 2400 E Devon Ave 265, Des Plaines 60018 | (847) 299-6939 |
| Natural Resources Dept 9511 Harrison St, Des Plaines 60016 | (847) 294-4139 |