Https://www.easyfie.com/read-blog/2387103_full-list-of-lufthansa-airlines-customer-service-contact-numbers-the-ultimate-step-by-step-guide https://www.easyfie.com/read-blog/2387103_full-list-of-lufthansa-airlines-customer-service-contact-numbers-the-ultimate-step-by-step-guide