Life & Disability Principal Life & AD&DPrincipal Long-Term Disability Principal Group Life & AD&D Plan Highlights Principal Group Life & AD&D Plan Details (EOC) eServices and Mobile App Principal Long-Term Disability Plan Highlights Principal Long-Term Disability Plan Details (EOC) eServices and Mobile App Provider Home Group NumberMember Services Principal Life & Long-Term Disability1120345(800) 445-9553