Here are two repeaters you can use on the Illinois side:
Moline NW 146.640 - W0BXR DAVRC
Moline NW 146.940 - W0BXR DAVRC
Other than these, you'll have to depend on the DuBuque, Iowa / Jackson County, Iowa / Clinton, Iowa / and other near-by Iowa repeaters. Search the RR database to learn which Iowa repeaters you'll be closest to.