https://www.ramapo.edu/edic/wp-content/uploads/sites/57/formidable/7/Complete-List-0f-Lufthansa-Airlines-Customer-Service-Contact-Numbers-Full-Time-Guide.pdf https://www.ramapo.edu/edic/wp-content/uploads/sites/57/formidable/7/Complete-List-0f-Jetblue-Airlines-Customer-Service-Contact-Numbers-Full-Time-Guide.pdf https://www.ramapo.edu/edic/wp-content/uploads/sites/57/formidable/7/Full-Updated-list-of-Frontier-Airlines-Customer-Service-contact-numbers-24-7.pdf https://www.ramapo.edu/edic/wp-content/uploads/sites/57/formidable/7/Complete-List-Of-Official-Spirit-Airlines-Customer-Service-Contact-Numbers-Guide-24-7.pdf https://www.ramapo.edu/edic/wp-content/uploads/sites/57/formidable/7/Complete-List-0f-American-Airlines-Customer-Service-Contact-Numbers-Full-Time-Guide.pdf