Https://www.pcspecialist.co.uk/forums/threads/full%E2%84%A2-list-of-united-airlines-customer%C2%A9-service%E2%84%97-24-7-live-person-support-a-complete-guide.104326/ https://www.pcspecialist.co.uk/forums/threads/full%E2%84%A2-list-of-united-airlines-customer%C2%A9-service%E2%84%97-24-7-live-person-support-a-complete-guide.104326/