Yahoo People Search was a free online tool provided by Yahoo, which allowed users to search for individuals based on their name, location or other personal information. The service was introduced in 2004 and remained active until 2013, when Yahoo discontinued it.

The Yahoo People Search engine worked by aggregating public information from various online sources such as directories, social media sites, and other public records. Users could enter a name, location, or phone number, and the search engine would return a list of possible matches with contact information, including email addresses, phone numbers, and street addresses.

The tool was particularly useful for individuals who wanted to find long-lost friends or relatives, reconnect with former classmates or co-workers, or simply get in touch with someone they had lost contact with. Many people also used Yahoo People Search to verify the identity of people they had met online, to see if they had any mutual friends, or to perform a background check on potential business partners or employees.

However, Yahoo People Search was not without its limitations. The accuracy of the results was sometimes questionable, and the database was not always up-to-date. Additionally, some individuals chose to keep their personal information private or had not updated their profiles in years, which made them difficult to track down.

Despite these limitations, Yahoo People Search was a valuable tool for many people, and its discontinuation in 2013 was met with disappointment by its users. Today, there are many alternative people search services available, each with its own set of features and limitations. Still, Yahoo People Search remains a fond memory for those who used it regularly, and it will always be remembered as one of the pioneering online search engines for finding people.