<p><a href="https://www.umass.edu/facforms/sites/default/files/webform/american%C2%AE-airlines-usa-customer-service-phone-number-updated-2025.pdf">https://www.umass.edu/facforms/sites/default/files/webform/american%C2%AE-airlines-usa-customer-service-phone-number-updated-2025.pdf</a></p>