Complaints or suggestions telephone number: +51 (01) 513-3864. Email Complaints: firstname.lastname@example.org. Opening hours: Monday to Friday from 9 am to 6 pm. Each and every one of our airport facilities, has an informative module for the Attention Procedure of claims and the Complaints Book, which is in a visible place next to the entrance to the Boarding Room. Likewise, we have posters and orientation displays in the Customer Service office.