Chat with Us Online Customer Service USA and Canada Only Electronic Technical Support USA and Canada Only Contact Us CUSTOMER SALES AND SERVICE Yale Residential225 Episcopal RoadBerlin, CT 06037 Phone: 855.492.0505 (toll-free) Fax: 800.338.0965 (toll-free)Hours: 8am - 4:30pm EST Monday-Friday ASSA ABLOY TECHNICAL SUPPORT Phone: 1-855-213-5841Support is available 24/7 Monday-Sunday For network questions, we recommend working with the controller manufacturer's support team first and then three way calling with ASSA ABLOY Technical Support. ASSA ABLOY Technical Support is your lock expert and the controller manufacturer is the Z-Wave or ZigBee expert.