Reservations numbers:

Netherlands: 020 474 7747
US: 866 434-0320

IATA code: KL
ICAO code: KLM
Ticket/account code: 074

Company contact details:

Phone: +31 (0)20 649 9123
Fax: +31 (0)20 649 3113

Company address:

P.O. Box 7700,
Schiphol Airport 1117ZL
Netherlands