CSD (a.k.a. Communication Service for the Deaf, Inc.) was established in 1975, primarily to provide sign language interpreting services to deaf and hard of hearing adults in South Dakota. Today, CSD employs nearly 2,000 individuals in offices across the nation, providing a broad continuum of social and human services programs, as well as telecommunications relay and contact center services. CSD is a private nonprofit agency dedicated to providing quality services; ensuring public accessibility; and increasing awareness of issues affecting the deaf, hard of hearing and individuals with speech disabilities.