Phone directory, telephone book, phone book, telephone directory, directory assistance, phone list, phone roster, phone registry, phone catalog, telephone roster, telephone registry, telephone catalogue are some commonly used synonyms for telephone listing. A telephone listing refers to a collection of telephone numbers that are arranged in a specific order to make them more easily accessible. People use these directories to find phone numbers for individuals or businesses that they wish to contact. Phone directories can be in both print and digital forms and often contain extra information like addresses, names, or even maps. Synonyms for telephone listings can be useful when trying to find a specific phone number or when conducting research.