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SDN Communications


Communications and MediaTelecommunications

About Us

SDN Communications is the premier network service provider in the region with more than 50,000 miles of fiber optics connecting eight states with high-speed dedicated internet and wide-area-network connectivity. SDN also offers managed services including Fortinet Firewalls, Managed Routers and Distributed Denial of Service (DDoS) protection.

SDN's network is made up of its 17 owner companies - South Dakota's independent telecommunications companies.

SDN serves businesses both large and small, however, our specialty is serving multi-location, enterprise businesses and anchor institutions – businesses and entities that require secure connectivity and high network availability.

- Other telecom carriers / Internet providers – including mobile cellular companies
- Financial institutions (banks, credit unions)
- Healthcare facilities (hospitals, clinics, e-care, pharmacies)
- Education (K-12 schools, universities)
- Government (local, state and federal)
- Agriculture (ag tech, processing plants, renewables, grain sales)
- Manufacturing
- Professional services (law, accounting and consulting firms)

- Wholesale / Carrier connectivity
- Dedicated, private, symmetrical connectivity; internet via ethernet
- Wide Area Networking (WAN) solutions for multiple locations
- Managed Services (Managed Firewall, Router, DDoS mitigation)
- Data center (hardened facility), colocation