https://cris.unu.edu/sites/cris.unu.edu/files/webform/thirty-3-ways-to-reach-a-human-at-alaska-airlines-via-email-call-or-chat.pdf

https://cris.unu.edu/sites/cris.unu.edu/files/webform/20-ways-to-reach-alaska-airlines-customer-care-and-speak-to-a-live-agent-via-phone-chat-or-email.pdf

https://cris.unu.edu/sites/cris.unu.edu/files/webform/twenty-six-ways-to-call-and-talk-to-a-human-at-jetblue-airlines-customer-help-center.pdf

https://cris.unu.edu/sites/cris.unu.edu/files/webform/como-con-ctese-con-un-agente-en-vivo-en-southwest-airlines.pdf

https://www.hipertrofia.org/forum/topic/267514-air-canada%C2%AE%EF%B8%8F-usa-contact-numbers-a-detailed-guide-for-reaching-support/

https://mforum.cari.com.my/forum.php?mod=viewthread&tid=5456493

https://www.wikitree.com/wiki/Space:Eleven_Smart_Ways_to_Speak_a_Real_Human_at_American%E2%84%A2%EF%B8%8F_Airlines_%E2%80%93_The_Complete_Contact_Guide

https://www.hipertrofia.org/forum/topic/267513-21-ways-to-speak-to-a-jetblue%E2%84%A2%EF%B8%8F-airlines-usa%E2%84%A2-live-agent-step-by-step-help/

https://cris.unu.edu/sites/cris.unu.edu/files/webform/como-llamar-a-un-agente-en-vivo-en-southwest-airlines.pdf

https://cris.unu.edu/sites/cris.unu.edu/files/webform/twenty-five-ways-to-speak-to-a-real-alaska-agent-customer-support-by-phone-chat-or-email.pdf