https://www.oig.dc.gov/sites/default/files/webform/rafp_online_complaint_form/_sid_/21-Ways-To-Call-United-Airlines-Customer-Care-Full-Guide-Usa.pdf https://www.oig.dc.gov/sites/default/files/webform/rafp_online_complaint_form/_sid_/11-Ways-To-Get-Help-From-United-Airlines-Customer.pdf https://www.oig.dc.gov/sites/default/files/webform/rafp_online_complaint_form/_sid_/How-To-Contact-United-Airlines-Customer-Service-1-866-829-1302.pdf https://www.oig.dc.gov/sites/default/files/webform/rafp_online_complaint_form/_sid_/Seven-Ways-To-Access-United-Airlines-Customer-Service-By-Phone-Number.pdf https://www.oig.dc.gov/sites/default/files/webform/rafp_online_complaint_form/_sid_/18-Ways-To-Call-United-Airlines-Customer-Service-Full-Guide-Usa.pdf