Business Broadband Provider. Cybersecurity Leader.

SDN Communications' network of more than 45,000 miles of fiber connects the area’s leading businesses. 
With a 91 percent customer satisfaction rating (a record high for the industry), SDN’s state-of-the-art telecommunications services also come with unparalleled customer service and support.

SDN is the biggest fiber-optic network in the region.
Find out how to harness the power of SDN's reliable network that stretches across the Midwest.

Recent SDN Blogs
Growth of company impresses two longtime employees
SDN Communications is observing its 30th anniversary this year. In observance of the milestone, the company’s longest-serving male and female employees were asked to reflect on t...
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Use multi-factor authentication to improve cybersecurity
Advances in communications technology have helped businesses, organizations and consumers operate faster and more efficiently. But new products and services also create fresh targe...
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Be careful in cyberspace; crime risks continue to grow
In just a few decades, the internet has completely transformed the way America conducts business. Using the internet has become so routine that it’s difficult to find a company t...
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SDN takes extra effort to make network fixable and reliable
A crew that cuts internet fiber on accident while constructing a building or road doesn’t only interrupt a TV show that people might be watching. There is more at risk than delay...
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