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SDN Communications Home

Enjoy the Uptime.

Graphic of SDN's fiber connections
Reliable Fiber Network

Our 50,000-mile fiber-optic network delivers UPTIME for businesses.

Get To Know Our Network
Employee working in a fiber box along a sidewalk
Our Mission

Our employees strive to return value to Member Companies and customers.

Meet Our Team
Hand plugging in cable
Building Partnerships

Our partnership with 17 independent South Dakota broadband companies and Indatel's 30 networks across the country makes each of us stronger.

Member Companies
Our Services

Leverage the power of the largest fiber network in the region.

Broadband Internet

Reliable, dedicated fiber-optic internet. Symmetrical download and upload speeds. Scalable bandwidth for evolving needs.

WAN Connectivity

No remote location is ever isolated. Transport information across Wide Area Networks through SDN’s MultiProtocol Label Switching and SD-WAN services.

Managed Services

Let us take care of your firewall, routers and DDoS protection so you can focus on what you do best.

Wholesale Carrier

We haul information. The big telecommunications companies come to SDN to move big data through more than 50,000 miles of fiber in the Upper Great Plains.

Data Center

Our 25,000-square-foot colocation space provides secure backup for your network as a switch site location, disaster recovery site and data center.

You Deserve UPTIME.

Request A Quote
SDN Communications Home

SDN Communications
2900 W 10th Street
Sioux Falls, SD 57104

1-800-247-1442

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