Https://frontiers.csls.ox.ac.uk/wp-content/uploads/formidable/1/full-list-of-southwest-airlines-customer-service-number-an-complete-guide.pdf https://frontiers.csls.ox.ac.uk/wp-content/uploads/formidable/1/full-list-of-southwest-airlines-customer-service-number-an-complete-guide.pdf