630 Carriers

Ymax Communications Corp Il Xo Illinois, Inc.
United States Cellular Corp. Teleport Communications Chicag
Tds Metrocom, Inc. - Il T-Mobile Usa, Inc.
Sprint Spectrum L.P. Sprint Spectrum L P
Sprint Communications Company, Southwestern Bell Mobile Syste
Sbc Internet Services, Inc. Rcn Telecom Services Of Illino
Paetec Communications, Inc. - Pac-West Telecomm, Inc. - Il
Ovation Communications Of Illi Nextel Communications, Inc.
New Cingular Wireless Pcs Mpower Communications Corp - I
Metrocall Mci Worldcom Communications, I
Mci Metro Ats, Inc. - Il Level 3 Communications, Llc -
Illinois Bell Tel Co - Il Illinois Bell Tel Co
Heartland Communications, Inc. Globalcom, Inc.-Il
Globalcom Global Crossing Local Services
Comcast Phone Of Illinois, Llc Cellco Partnership Dba Verizon
Broadwing Communications, Llc Blue Licenses Holding, Llc
Beepermart, Inc. At&T - Local - Il
Arch Wireless Holdings, Inc. American Messaging (Am), Inc.
Allegiance Telecom Of Illinois Adbeep, Llc


630 Cities

YorkvilleWood Dale
WheelingWheaton
West ChicagoWarrenville
Summit ArgoSugar Grove
St CharlesSchaumburg
Saint CharlesRoselle
PlanoOswego
Oak BrookNorthbrook
NapervilleMaywood
LombardLemont
La Grange ParkLa Grange
ItascaHinsdale
Hickory HillsGlen Ellyn
GenevaElmhurst
Elk Grove VillageElgin
ElburnDowners Grove
ChicagoBolingbrook
Big RockBensenville
BataviaBartlett
AuroraArlington Heights


630 Exchanges

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