How do i contact iai customer services? They will answer your questions about buyer rules and general issues. You can contact Customer Services via phone and email. *Please be aware last collection at site is 4.30pm. If you require more space, please email us at [email protected] . See our Privacy Policy here .How do i contact the iia customer service? Contact The IIA. Mailing Address 1035 Greenwood Blvd., Suite 401 Lake Mary, FL 32746 USA. Customer Relations Phone: +1-407-937-1111 Fax: +1-407-937-1101 Email: [email protected]. Frequently Asked Questions Join Our CommunityWhat is contactcontact iaa buyer services? Contact IAA Buyer Services is a dedicated team of customer service specialists who provide assistance to buyers in English, Spanish, Arabic, Russian, French, German, Polish and Chinese. They help with all aspects of a buyer’s experience. Buyer Services has provided answers to the most commonly asked questions.Why buy from iaa? IAA is driving a new automotive experience. Built on technology and backed by expertise, our vehicle marketplace and buying services are a modern take on an established industry. Registering as either an Inpidual (Public) or Licensed Business Buyer is easy.