Erlendis Solutions India is an integrated er providing call centre customer services by combining the best available technology, processes and people. It is an International Call Center located in Kolkata, India. Erlendis Solutions India's mission is to provide high-end call centre customer services through our Contact Center. Our Inbound and Outbound Call centres in India are in a unique position to provide our clients with the best e-CRM call centre services around the globe by utilizing one-to-one experience across every point of the customer relationship lifecycle. Our Inbound Call Center Services include direct marketing, telesales, customer services, surveys, etc. Our call Centers in India provide solutions to our International Clients wherever they have their customers. Our Call Centers.