Cities Covered :
Chicago,
Elgin,
Arlington Heights,
Aurora,
West Chicago,
Hickory Hills,
Willowbrook,
Elmhurst,
Northbrook,
Naperville,
Oak Brook,
Schaumburg,
Elk Grove Village,
Joliet,
Carriers :
T-mobile Usa Inc.,
Cellco Partnership Dba Verizon Wireless - Il,
Sprint Spectrum L.p.,
Level 3 Communications Llc - Il,
Peerless Network Of Illinois Llc - Il,
Mci Worldcom Communications Inc. - Il,
New Cingular Wireless Pcs Llc - Il,
Ameritech Illinois,
Denali Spectrum License Llc,
Ovation Communications Of Illinois Inc.,
Comcast Phone Of Illinois Llc Dba Comco - Il,
Local Access Llc,
Cibolo Creek Ventures Llc Dba Routepoint Comm Il,
Bandwidth.com Clec Llc - Il,
Cygnus Telecommunications Corporation - Il,
Globalcom Inc.-il,
Xo Illinois Inc.,
Sigecom Llc - Il,
Digital Network Access Communications Inc. - Il,
