https://scholarsglobe.com/blog/71-ways-to-reach-swiss-international-airlines-customer-service-for-flight-support-ultimate-guide-via-phone-email-chat-2/
https://forums.serebii.net/threads/1-866-238-5180-how-do-i-contact-sage-300-technical-support-number.785371/
https://www.thecityclassified.com/ads/4-ways-to-contact-lot-polish-airlines-customer-service-using-phone-email-and-chat-options-a-simple-guide/#google_vignette
https://www.thecityclassified.com/ads/19-ways-to-get-in-touch-with-klm-via-phone-email-or-chat-full-support-guide/
