Yes, customers can access their MassMutual accounts online through the MassMutual website. The online platform allows users to view their policy information, manage their accounts, make payments, and access important documents. To access an account, customers typically need to create an online profile if they have not done so already. This usually involves providing personal information and verifying their identity. Once the account is set up, users can log in anytime to manage their financial needs conveniently. For specific details or assistance with the login process, users may want to explore the options available on the MassMutual website for help.