For general questions or concerns about Trustmark Life's Group Insurance, call 1-800-247-4179 or email us at grpinfo@trustmarklife.com. Please have your group policy number on-hand for faster service. For claims and benefit questions call 1-800-396-2960 or email us at TrustmarkCustomerService@trustmarklife.com. Please have your Social Security number on-hand for faster service. For more detailed information on our products and services, select a specific group sales office location. You can always contact your client manager or dedicated employer service representative at 866-670-1067. They can assist you and your clients with many plan administration functions.