In a call center process, bothhttps://www.iodigital.co/inbound-outbound-call-center.php"> inbound and outbound call center. The first process widely known as the inbound process or inbound call center is a call center process whose primary responsibility is to handle incoming customer phone calls. It is a customer-oriented call, which contains several reasons, that includes, querying for an order, voicing a complaint, asking a question, canceling a flight reservation, etc.