The present invention relates to a system and method for providing a screen switching service during call counseling and a device applied thereto. According to the system for providing a screen switching service during call counseling, after a counselor displays a predetermined counseling material screen on a terminal of a caller in the event that the caller requests a call to the counselor in a customer service center in order to have a consultation, the consultation is provided with a voice call while the counseling material screen, being displayed on the terminal of the caller, is switched according to a page control of the remotely-located counselor.