For requests, you should contact the following numbers during normal (European) office hours.

For requests in Spain:
Tel: (00 34) 96 688 28 73

For requests regarding other countries:
Tel: (00 34) 96 688 28 71

Or you can send a fax to:
Fax: (00 34 ) 96 688 28 55

24 hour telephone service

CARE O2 has an emergency number, (00 34) 609 657 727, where you can receive assistance 24 hours a day in a number of languages including English, Spanish, German and Dutch, if you have any problems.