https://www.laundromatresource.com/forums/topic/16-ways-to-talk-to-the-delta-airlines-team-full-guide/

https://www.laundromatresource.com/forums/topic/17-ways-to-speak-to-delta-airlines-helpline-a-full-guide-2/

https://www.laundromatresource.com/forums/topic/18-ways-to-talk-to-an-delta-airlines-representative-guide/

hyfgm

25 Ways to Contact Expedia Customer Service( US): A Full Guide

yul,

5 Ways to Call Expedia™ Customer Service NUmber Full Guide US

https://www.laundromatresource.com/forums/topic/21-ways-to-call-united-airlines-usa-contact-numbers-full-detailed-guide/

kuyl

https://collaboratory.gse.upenn.edu/sites/default/files/webform/13-ways-to-contact-expedia%C2%AE-through-phone-email-or-chat-full-support-guide.pdf