Steps
1 To access the Mail Menu, click on the icon above the word Mail on the main screen of your cPanel interface.
2 To add a mailing list, click on Add Mailing List.
3 Every list needs a unique name. Enter the list's name and password into their respective blank fields.
4 Select the domain the list is for from the drop box and click Create.
NOTE: If the list was created successfully, the following will appear (except the information will reflect the information you provided above in the blank fields):
Mailing List Created
The mailing list name_of_list on domain.com with password pass_word was successfully created.
Hit enter to notify name_of_list_domain.com owner...
Updated List name_of_list domain.com
5 Click on Go Back.
6 Click on Edit to set up the list.