Find a free telephone directory on people-locating websites such as 411.com and AnyWho.com. From the home pages of these websites, navigate to the free phone directory by clicking the People or White Pages categories.
To use a free telephone directory, enter the name and location of the person's phone number. Initials or a partial name are among the search options for these free phone number searches. A ZIP code is commonly used in place of the city and state of residency. Click Search or Find to locate the phone number and details about the account holder associated with the number.