Https://www.byet.net/index.php?/topic/89480-complete-list-of-lufthansa-%C2%AE-customer%E2%84%A2-service%C2%AE-usa-contact-numbers-a-step-by-step-guide/ https://www.byet.net/index.php?/topic/89480-complete-list-of-lufthansa-%C2%AE-customer%E2%84%A2-service%C2%AE-usa-contact-numbers-a-step-by-step-guide/