https://scienceforums.net/topic/137541-full%E2%84%A2-list-of-%E2%89%8Baeromexico-airlines-customer%C2%A9-service%E2%84%97-247-live-person-support-numbers-a-complete-guides/ https://scienceforums.net/topic/137610-full%E2%84%A2-list-of-%E2%89%8Bcopa-airlines-customer%C2%A9-service%E2%84%97-247-live-person-support-numbers-a-complete-guides/ https://www.buzzfeed.com/delta_servicedelta_