| https://www.bleepingcomputer.com/forums/t/809842/copa-airlines-customer-service-usa-contact-numbers-complete-2025-guide/ |
| https://www.dasaita.com/community/forum/topic/190616/exped-customer-service-usa-contact-numbers-complete-2025-guide |
| https://www.dasaita.com/community/forum/topic/190611/travelocity-customer-service-usa-contact-numbers-complete-2025-guide#post-374489 |
| https://www.bleepingcomputer.com/forums/t/809842/copa-airlines-customer-service-usa-contact-numbers-complete-2025-guide/ |
