Https://www.gs-forum.eu/threads/a-complete-list-of-delta-airlines-r-official-n-customer-tm-service-r-u-s-a-based-contact-numbers-a-step-by-step-guide.220928/ https://www.gs-forum.eu/threads/a-complete-list-of-delta-airlines-r-official-n-customer-tm-service-r-u-s-a-based-contact-numbers-a-step-by-step-guide.220928/