EOS, Inc. : SpringNet/Abe-Link: ISP that offers dialup and dedicated Internet access services along with Web hosting. Features technical support, maintenance schedule, and contact form.
Essex Internet Services: Provider of 56k dialup, broadband wireless and DSL, and telephone services.
Interlync Internet Service, Inc.: Nationwide Internet Service Provider (ISP) for dialup, DSL, and ISDN services, along with web and mail hosting services. Features overview of services, access numbers, statistics, and contacts.
MTCO Communications: A full range of services that includes Internet, paging, voice mail and long distance. Offices in Peoria, Normal, Metamora, and Marseilles.
wyndows techknow: Chicago metro area ISP with 56k dialups, websites and e-commerce, development services, windows shareware and freeware filebase.