https://www.scienceforums.com/topic/95923-complete-guide-how-to-speak-with-british-airways%E2%84%A2-usa-customer-live-representatives/
https://www.scienceforums.com/topic/95926-21-ways-to-contact-british-airways-%C2%AE%EF%B8%8F-usa-customer-service-phone-numbers-%E2%80%93-a-full-detailed-guide/
https://www.scienceforums.com/topic/95923-complete-guide-how-to-speak-with-british-airways%E2%84%A2-usa-customer-live-representatives/ scienceforums.com
https://www.scienceforums.com/topic/95926-21-ways-to-contact-british-airways-%C2%AE%EF%B8%8F-usa-customer-service-phone-numbers-%E2%80%93-a-full-detailed-guide/ scienceforums.com
https://www.supramania.com/threads/1-844-238-2070-vietnam-airlines-tennessee-office.341017/ supramania.com