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  • SDN Communications

    • Computers & Telecommunications
    2900 W. 10th St.
    Sioux Falls, SD 57104
    (605) 334-7185
    (605) 334-4782 (fax)
    Hours:
    M-F 8 am-5 pm
    • About

      SDN Communications is a business-to-business broadband provider and cyber-security leader.

    • Upcoming Events Upcoming Events