More than a third of adults said that they called directory services less frequently since 118 services started.

Examples include: 118xxx - directory services, 116xxx - emergency helplines.

As examples, directory services may provide any organized set of records, often with a hierarchical structure, such as a corporate email directory.

However, this article will discuss the term in the context of directory services and identity management.

A basic telephone service pays a pre-determined fee for monthly use but may have extra charges for additional services such as long-distance calls, directory services and pay-per-call services.