https://www.tripadvisor.com/ShowTopic-g1-i10702-k15253291-How_to_Contact_United_via_Phone_Email_or_Chat_Options-Air_Travel.html
How to Contact United via Phone, Email, or Chat Options
United Airlines’s 24/7 customer service is accessible by dialing (1̾ ̾*̾8̾4̾4̾ ̾*̾7̾6̾7̾ ̾*̾0̾4̾7̾6̾.
