https://cris.unu.edu/sites/cris.unu.edu/files/webform/13%20Ways%20To%20Speak%20To%20Someone%20At%20Delta%E2%84%A2%EF%B8%8F%20Airlines%C2%AE%EF%B8%8F%20A%20Complete%20Guide.pdf https://cris.unu.edu/sites/cris.unu.edu/files/webform/21%20Ways%20to%20Call%20How%20to%20Contact%20Someone%20at%20Delta%E2%84%A2%EF%B8%8F%20Airlines%20Customer%C2%AE%EF%B8%8F%20USA%20Contact%20Numbers.pdf https://cris.unu.edu/sites/cris.unu.edu/files/webform/%7B%7BFive-Ways%7D%7D%20To%20Reach%20At%20How%20Do%20I%20Contact%20Directly%20To%20Someone%20Delta%C2%AE%EF%B8%8F%20Airlines_%20A%20Full%20USA%20Guide.pdf