To provide a call center managing server, a processing method therefor and a system therefor which enable improvement of the operation efficiency of an operator.

The call center managing server has a telephone call function for managing the calling work of the operator, a telephone call receiving function for managing incoming telephone call from a client, a storage means for storing client information which is the attribute information of the client and conversation content information which is the point of contents of a conversation between the operator and the client, a client information display function for the operator to read the client information on the client under telephone-calling or telephone call receiving work out of the storage means and to display the information on the operator terminal of that operator, a conversation content storage function for the operator to input and store the conversation content information in the storage means, and a temporary conversation content information storage means for the operator to temporarily store the conversation content information in the middle of input when carrying out different work by temporarily stopping the input work of the conversation content information.