• Great-Service-Star-Award--w100.jpg
  •    

  • 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

       
    • GREATER MADISON AREA CHAMBER OF COMMERCE
      315 S. EGAN AVE. | MADISON, SD 57042
      605-256-2454 | OFFICE@CHAMBEROFMADISONSD.COM

    • Chamber-logo-white.png
    • MISSION: "to promote our members, the community, and economic development, resulting in a better quality of life."

      OFFICE HOURS:
      MONDAY-THURSDAY 8:00 AM-5:00 PM
      FRIDAY 8:00AM-4:30 PM