If you are unable to log In during Annual Enrollment, you may contact the DuPont Canada Benefits Centre at 1-866-866-8415. Representatives are available between 8:30 a.m. and 5:00 p.m. Eastern Time (Monday to Friday). Otherwise, please contact your local HR representative for assistance. If you are a Pensioner, please call the DuPont Canada Pensioner HOT LINE. From Canada: 1-866-889-7533. From other countries: 001-905-816-3253.