World Headquarters:The Chamberlain Group Inc. 845 Larch AvenueElmhurst, Illinois 60126 USAFor General Customer Inquiries or Product Troubleshooting/Help in the US and Canada:Email: Fill in the form below to contact Technical SupportPhone: (800) 528-5880 Fax: (800) 528-7633General inquiries from inside Latin America/The Caribbean, email: americalatina@chamberlain.com For Prospective Manufacturing Vendors Only, email:sourcing.desk@chamberlain.com