Create a call Queue from tasks
Step 1: Navigate to Sales > Tasks
Step 2: Click "Add a queue"
Enter a name and click save
Step 3: Navigate to Sales -> Tasks
Step 4: Select the contact you want to add and click "Add to queue"
Select the queue you want to add the tasks to from the dropdown menu
Step 5: Click the queue
Step 6: Click "Start queue"
Step 7: Click call from browser or call from phone
Step 8: Select a call outcome and enter any notes.
Click Save call and complete task when you are finished.
Step 9: Click Next in the upper right corner to move to the next contact in the queue
Repeat steps 7-9 until you have called all the contact in the queue