Https://www.pcspecialist.co.uk/forums/threads/f%E2%A9%94ull-24-7%E2%84%A2-list-of-%E2%89%8Bdelta-airlines%E2%93%83-customer%C2%A9-service%E2%84%97-24-7-talk-to-person-support-numbers-an-official-guide.103352/ https://www.pcspecialist.co.uk/forums/threads/f%E2%A9%94ull-24-7%E2%84%A2-list-of-%E2%89%8Bdelta-airlines%E2%93%83-customer%C2%A9-service%E2%84%97-24-7-talk-to-person-support-numbers-an-official-guide.103352/