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US & Worldwide

  • Blocksi
  • 228 Hamilton Avenue (3rd floor)
  • Palo Alto
  • California 94301
  • USA

Toll free number: 1 877 693 4822

Contact technical support center

  • If you encounter any problems select one of the options below:
  • For product activation please send an email to
  • For software malfunction or bug report please open a ticket by filling out the form below and an engineer will get back to you within 24 hours.
  • To speak to Blocksi support engineer For US and Canada, please call our toll free number and select option 2 to speak to a support engineer.

    1-877 693 4822

    For Europe, Middle East, Africa, Asia call our European Call Center at

    (+33) 972-408-998