CONTACT US How can we help? NameThis field is for validation purposes and should be left unchanged.Name(Required)Email(Required) CooperativePhone(Required)Untitled(Required)What can we help you with?401kHealth & WelfareDefined BenefitAdditional Comments 1415 28th St. #100 West Des Moines, IA 50266 515-226-0303 or 800-747-4421 515-226-9437 moc.s1785794786tifen1785794786ebdet1785794786aicos1785794786sa@pr1785794786oc1785794786 Health Claims Administration Claims Telephone: 515-226-0269 or 800-747-4370 Claims Fax: 515-226-8472 401(k) Plan Account Access Account Access: principal.com Benefits Helpline: 800-547-7754