For Sentinel Plan Medicare Supplement or Select Insurance:
Mailing Address
Sentinel Security Life Insurance Company
P.O. Box 16960
Clearwater, FL 33766-6960
Toll Free: 888-510-0668
Fax: 800-719-1264
Overnight/Express Address:
Sentinel Security Life Insurance Company
2536 Countryside Blvd, Suite 501
Clearwater, FL 33763