The AARP Volunteer Portal is an easy to use website that provides tools, information and resources for AARP and AARP Foundation Volunteers. It is also the vehicle for submitting reimbursement claims for mileage and approved expenses.
The link for the portal is https://login.aarp.org/online-community/saml/login.action?.
You need to register at the site to use it. BE SURE TO RECORD YOUR USER NAME AND PASSWORD IN A SECURE LOCATION.