Call Tree

 Definition(s):

A document that graphically depicts the calling responsibilities and the calling order used to contact management, employees, customers, vendors and other key contacts in the event of an emergency, disaster or severe outage situation.

 Source: BCI/DRJ

A call tree is a structured flowchart used to notify specific individuals of an event or incident and coordinate the appropriate response. It is also known as a phone tree, call list, or text tree. The call tree is designed to ensure that the right people are contacted in a timely manner when an event occurs.