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Corporate Headquarters

Resource Software International Ltd. (RSI)
40 King Street West, Suite 300
Oshawa, Ontario. L1H 1A4
Phone: 905 576-4575
Fax: 905 576-4705

United States

Phone: 718 701-0945

Corporate Web

http://www.telecost.com

Email Sales

Email our corporate sales team with your sales inquiry. 
Email us at sales@telecost.com


Email Support

Email our support team with your technical inquiry. 
Email us at support@telecost.com

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MANUFACTURER APPROVED

    Many of our products are recognized as leading solutions by the world's most popular manufacturers and vendors of communication equipment. Please visit our vendor-specific websites to find out more about our special integration, designation and relationships.
      Avaya/Nortel
      Cisco
      Mitel
      Siemens
      Adtran
      More...
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