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https://official-american-help.myshopify.com/blogs/news/ways-to-call-to-united-customer-service-phone-email-and-chat-navigating-the-process-a-sequential-guide
https://official-american-help.myshopify.com/blogs/news/ways-to-call-united-airlines-representative-by-phone-customer-service-phone-email-and-chat-a-methodical-airlines-approach
https://official-american-help.myshopify.com/blogs/news/ways-to-call-to-united-airlines-live-and-real-person-phone-email-and-chat-the-beginner-s-path-step-by-step-directions
https://official-american-help.myshopify.com/blogs/news/ways-to-call-directly-at-united-airlines-customer-service-phone-email-and-chat-a-clear-cut-guide