https://discourse.osmc.tv/t/lista-completa-de-numeros-de-contacto-de-clientes-de-american-airlines-en-ee-uu/110539

https://www.buzzfeed.com/expedia5762/full-list-of-delta-airlines-aicustomer-servicea

https://www.buzzfeed.com/expedia5762

https://www.buzzfeed.com/qatarairways6457/full-list-of-delta-airlines-aicustomer-servicea

https://www.buzzfeed.com/qatarairways6457

https://discourse.osmc.tv/t/spirit-airlines-customer-service-usa-directly-contact-numbers-in-detail-guide/110487

https://dorahacks.io/hacker/U_d9f6d8ef2be23a

https://www.buzzfeed.com/faqallairlinessh

https://discourse.osmc.tv/t/full-list-of-frontier-airlines-customer-service-in-usa-a-stepbystep-easyguide/110244

https://discourse.osmc.tv/t/full-list-of-expedia-customer-service-in-usa-a-stepbystep-easyguide/110254