Contact
If you need any assistance, please contact the Oldtimer Grand Prix Guest Management Team.
Telephone: +49 (0)711-911-22356
Fax: +49 (0)711-911-22218
E-Mail:
info@porsche-avd-ogp.com
The team is available Monday to Friday between 9:00 am and 6:00 pm CET, excluding holidays in North Rhine-Westphalia.