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Contact Us
   
Headquarters  
     6010 W Spring Creek Pkwy     
     Plano, TX 75024
     Tel: 972-371-0544
     Fax: 972-805-9381
     Chicago office
     611 Wise Rd     
     Schaumburg, IL 60192
  Website: : http://gbswireless.com
  E-mail: : support@gbswireless.com