The present invention comprises a computerized system and method for searching heterogeneous electronic directories. An embodiment of the system includes a database, containing data necessary to perform a search, a user interface, and a component for performing the searches. Embodiments of the system provide a user with the ability to search directories in multiple locations and in multiple formats, both standard and non-standard, for contacts and to display the results of the search in one unified list. A system administrator or a user determines which directories the system searches and in what order the system performs the search.