https://www.zero88.com/forum/topic/14286-%E2%80%9Cexpedia-representative%E2%80%9D-how-to-speak-to-a-real-person-at-expedia/
https://regions-and-cities.europa.eu/sites/default/files/webform/multimedia_center/_sid_/Solutionnn.pdf
https://www.zero88.com/forum/topic/13930-15-ways-to-contact-how-can-i-speak-to-someone-at-united-airlines%C2%AE%EF%B8%8F-a-comprehensive-guide/
https://support.npe.fit/hc/en-us/community/posts/39086100801300-QuickBooks-Desktop-Support-Number-Touch-tone-phone-for-business-systems
https://regions-and-cities.europa.eu/sites/default/files/webform/multimedia_center/_sid_/Volaris-C%C3%B3mo-puedo-hablar-con-una-persona-en-Volaris.pdf