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SDN Communications
Categories
Communications and MediaTelecommunications
Hours:
Office Hours: 8:00am - 5:00pm
Technical Support Hours: 24/7 365 days
About Us
SDN is the Northern Plains premier business to business broadband provider and cybersecurity leader. SDN's network is made up of its 17 owner companies-SD Independent telephone co's. 800-247-1442
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