Https://discourse.hkvstore.com/t/full-list-of-lufthansa-irlines-customer-care-usa-contact-numbers-the-step-by-step-detailed-guide/10779 https://discourse.hkvstore.com/t/full-list-of-lufthansa-irlines-customer-care-usa-contact-numbers-the-step-by-step-detailed-guide/10779