Business Broadband Provider. Cybersecurity Leader.

SDN Communications' network of more than 30,000 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
A basic of business communication: Bandwidth vs. Speed
In the jargon of electronic communications, bandwidth and speed sometimes seem to mean the same thing. At other times, the two terms clearly refer to something different....
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Infographic of the Month: Anatomy of a Phishing Email
A crash course on the details found in a malicious email, variations and a reminder not to click on links in suspicious emails....
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Successful co-op project in Minn. strengthens school connectivity
Before public schools in Worthington, Minn., were connected directly to a fiber optic network, they relied for years on wireless internet with spotty service....
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Protecting cloud-based networks requires expansion of strategy
Among the benefits of a business expanding its network to the cloud is that cybersecurity can be less of a concern. Right? Wrong....
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