Manulife Financial Customer Service Phone Numbers Customer Service: 1-888-841-6633 toll-free: 1-877-765-2265 Assistance call: 1-877-765-2265 Manulife Financial Credit card support Numbers: 1 877 654-2757 Term Life Insurance: 1-800-590-0970 Health and Dental Coverage: 1-877-268-3763   Manulife Financial Headquarters Info, Email, Phone number, Website and live chat Information Manulife Financial Corporation is a Canadian multinational insurance company and financial services provider headquartered in