Cass Communications is a internet service provider that has been offering its services since 1995 and is based in Illinois. They provide a range of internet plans and associated services to both residential and business customers in the Midwest region, covering Illinois, Missouri, Indiana, Iowa, and Nebraska. Cass Communications has a wide range of services offered, ranging from basic internet and VoIP services for residential customers to T1, T3, and fiber services for businesses. In terms of speeds, they offer speeds up to 1000 Mbps in some areas. Based on customer reviews, Cass Communications is marked for reliability, providing services at pledged speeds with minimal downtime. To ensure that they are able to maintain reliability and quality of service, the company has invested in a redundant fiber network.