For queries within the UK please freephone 0800 358 1229. With international numbers available at http://www.autoeurope.com/eurotel.cfm but charges may apply for some of these numbers.
An email form and booking log in systems are available on their website www.auto-europe.co.uk
Their postal address is
AE Europe Limited
39 Commercial Street
P.O. Box 7006
Portland, ME 04112
USA