https://rathena.org/board/topic/147200-llamada-al-servicio-de-atenci%C3%B3n-al-cliente-de-lufthansa-airlines/

https://www.independent.com/wp-content/uploads/ninja-forms/8/simple-fast-13-ways-to-speak-to-frontier-airlines-customer-service.pdf

https://rathena.org/board/topic/147216-13-ways-to-speak-to-live-agent-at-volaris-airlines-through-contact-options-a-quick-guide/

https://rathena.org/board/topic/147040-18-ways-to-call-to-how-i-get-real-time-assistance-from-an-oceania-cruises-agent/https://rathena.org/board/topic/147040-18-ways-to-call-to-how-i-get-real-time-assistance-from-an-oceania-cruises-agent/

https://independent.com/wp-content/uploads/ninja-forms/8/reaching-a-talk-human-at-air-canada-airlines-your-guide.pdf

https://rathena.org/board/topic/147198-contacto-con-un-representante-de-lufthansa-airlines-por-tel%C3%A9fono/

https://acfl.net/forums/topic/20-quick-tips-for-connecting-with-united-airlines-support/

https://rathena.org/board/topic/147039-6-ways-to-call-to-how-i-connect-with-oceania-cruises-support-instant-help/

https://rathena.org/board/topic/147185-hablar-con-alguien-de-lufthansa-airlines/

https://rathena.org/board/topic/146036-how-to-instantly-reach-united-airlines-20-contact-methods-that-work/