Associate a number to a number group Associate a Notify number to a number group to use inbound and outbound workflows. Before you beginRole required: notify_admin Procedure Navigate to Notify > Numbers. Click the listed phone number and assign it to a Number Group, as appropriate. Note: Each phone number can only be associated with one number group. Field Description Number Number for the entry. Phone number E.164 phone number, if applicable. Notify group (Optional) Group to which this number is assigned. Number owner Service provider of the number. Short Code Short code number, if applicable. Active Check box that indicates whether the number is active or not. Click Update.