How to create a group mailing list from Gmail contacts

From your Gmail click on the 9 dots at top right and you should get a pop-up with icons similar to below

click on the contacts icon and your list of contacts will be shown.

on the left hand side click the + at the right of ‘labels’ to add a new group, type the group name and save. Hovering over the contacts will show a check box. Tick each contact that you require to add to the group list. Now the top of your contacts should look something like below. Click the little arrow for ‘manage labels’ towards the right.

Now you should see the label you created appear, click it to tick and click apply. Now when you view your group under ‘labels’ on the left hand side you should see the contacts that you have added.

Now go back to Gmail and compose a new email, start typing the group name into the ‘To’ box and your group name should appear.