Cogeco Cable Customer Service Phone Numbers Customer service:  1-855-701-4881 Toll Free: 1 800-665-5151 24-hour Technical Support Help Line: 1-866-879-7179 Sales & General Inquiries Line: 1-866-427-7451 Burlington Customer Service Telephone Number: 905-333-5522 Windsor Customer Service Phone Number: 519-972-6666 Account Hotline: 1-888-496-0555 Seasonal Reconnect: 1-800-267-9000 GENERAL INQUIRIES Phone Number: 819-693-5151 RESIDENTIAL SERVICES AND SUPPORT: 1-866-384-4837 24-hour Technical Support: 1-866-295-0062