Not long ago, everyone had a landline phone in their home and searching for a number or address was a matter of opening the white pages and locating their name. Things have grown more complex now that cell phones are in common use and many people do not even have home phones, and if they do their number may be unpublished.

Even with the invention of caller ID on most home phones, many numbers may show up without an identifying name and there are ways for callers to prevent their name from appearing. Reverse phone lookup directories have responded to these changing times to offer a very useful service to modern phone users.

There are two typical uses for these directories.

Finding Names

If you are getting calls from someone and only a number shows on your ID, or you want to figure out cell phone callers, reverse phone lookup directories can assist in finding the name listed to the phone number of concern. Just by typing in the number you will be able to identify the person who is behind the bothersome phone calls.

People needing this service include those wanting to identify a number frequently texting their spouse or children's cell phone, since there is no public directory for cell phone numbers. Others may use lookup directories when they want to identify a name registered to a home phone that may be unlisted. If you have a number but aren't sure who it is connected to, a reverse phone lookup directory can help.

Finding Addresses

another common function is to locate an address for someone, whether you know the name of the person or not. Once you find the contact information associated with a particular number most directories will give additional information as well, which may include the address of an landline or an address listed to a cell phone number.

This may not be a typical need for most people, but it does have its uses in some situations. For example, take a parent in a rush to find a teenager who has run away or is still out long after curfew. If they can get access to numbers from the teenager's bedroom or cell phone a reverse phone lookup could quickly reveal addresses and names of places the child may be located.

More common circumstances may be looking for addresses to mail out party invitations to your child's classmates. If you have a phone number you can access their address and mail out the invitation without calling and tracking down other busy people.

Lookup websites can also deliver access to other various types of information, such as income brackets or address histories, and one site even gives a map with an rough pinpoint of where the home or business is located.

There is a minor fee for any up to date reverse phone lookup website, but if your business or personal life demands certain information it is worth the money in the end. The fee is required because this variety of information is not easy or free to research, compile, and store, so issuing it on demand to consumers such as you must also collect a charge to cover such working costs.

There more than likely will never be a phone book for cell phone numbers, and even if there were most likely many of the numbers would be unlisted as is the case with many landline numbers today. The only way to get access to such phone numbers is to put up a nominal charge either to complete a single number search or to join a lookup directory if you will be using the service on a regular basis.