https://discourse.openbullet.dev/t/frontier-airlines-customer-service-usa-contact-numbers-in-detail-guide/9802
https://discourse.openbullet.dev/t/singapore-airlines-customer-service-usa-contact-numbers-in-detail-guide/9805
https://discourse.openbullet.dev/t/allegiant-airlines-customer-service-usa-contact-numbers-in-detail-guide/9807
https://discourse.openbullet.dev/t/turkish-airlines-customer-service-usa-contact-numbers-in-detail-guide/9810
https://discourse.openbullet.dev/t/latam-airlines-customer-service-usa-contact-numbers-in-detail-guide/9812