https://www.wyomilitary.wyo.gov/wp-content/uploads/formidable/14/e-x-p-e-dia-usa-customer-service-full-step-by-step-guide.pdf

https://education.aaaai.org/sites/default/files/webform/complete-list-of-official-expedia-customer-contact-numbers-in-the-usa-the-ultimate-detailed-guide.pdf

https://www.thefreshloaf.com/node/77309/16-ways-talk-live-united-airlinesr-agent-step-step-help

https://discuss.tindie.com/t/delta-airlines-customer-support-usa-official-contact-numbers-a-complete-2025-guide/534053

https://community.carbide3d.com/t/step-by-step-2025-guide-call-to-live-agent-at-expedia-usa-contact-numbers/94695

https://community.carbide3d.com/t/full-list-of-american-airlines-customer-care-contact-numbers-in-usa/94691

https://community.carbide3d.com/t/full-list-of-southwest-airlines-customer-service-usa-contact-numbers-hotline-assistance-guide/94725

https://community.carbide3d.com/t/full-complete-list-of-southwest-airlines-customer-service-numbers-step-by-step-guide/93691

https://community.carbide3d.com/t/live-24×7-talk-to-live-agent-at-expedia-usa-contact-number-2025/94661

https://educativ.net/events/event/1081-full-list-of-expedi%F0%9D%90%9A%C2%AE-refund%E2%84%A2-service%C2%AE-usa-contact-number-a-complete-ultimate-guide/