https://www.umass.edu/facforms/sites/default/files/webform/live-agent-talk-to-someone-at-delta-usa-contact-numbers-the-detailed-guide_0.pdf

https://hackmd.io/@officialairlinesguide/air-canada-customer-service-usa-contact-numbers-2025-guide

travel

https://www.umass.edu/facforms/sites/default/files/webform/essential-quickbooks-customer-contact-numbers-for-us-users.pdf

https://www.umass.edu/facforms/sites/default/files/webform/quickbooks-enterprise-customer-service-5-best-ways-to-reach-help-fast-phone-email-chat.pdf

https://hackmd.io/@officialairlinesguide/qatar-airways-customer-service-usa-contact-numbers-complete-2025-guide

https://community.cybozu.dev/t/topic/11980

https://www.umass.edu/facforms/sites/default/files/webform/como-comun-cate-con-un-agente-en-vivo-de-american-airlines-desde-cuba.pdf

https://observer.rockforddiocese.org/wp-content/uploads/ninja-forms/5/Delta-Airlines-Customer-Service-USA-Contact-Numbers-A-Complete-Guide.pdf

https://community.williehowe.com/t/help-talk-to-live-agent-at-united-usa-contact-numbers/904