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
Good firewall protection must be a business priority
Businesses spend months, even years, earning their customers’ trust and confidence. Unfortunately, even close relationships can be destroyed in a matter of days. Data breaches ar...
10 Reasons to deploy MPLS technology
Through the years, new data-transporting techniques have worked to minimize issues. Multiprotocol Label Switching, or MPLS, is among them. MPLS was created roughly two decades ago ...
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(281) 620-7340
U.S. schools have made tremendous progress in connecting students to the internet. South Dakota and neighboring states rank near the top nationally. However, fresh challenges to en...
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One South Dakota reservation is wired like none other
Think tribal territories don’t have technology? Think again. Cheyenne River Sioux Tribe Telephone Authority in Eagle Butte stands out, not only locally but nationally....
(760) 320-9972