Not long ago, everyone had a landline phone in their home and searching for a phone number or address was a matter of opening the yellow pages and searching for the name. It is often 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now that cell phones are in common use and many people do not even have home phones, and if they do their number may be unpublished.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 widespread use of caller ID on most home phones, a lot of numbers may come up without an identifying name and there are ways for callers to block their name from coming up. Reverse phone lookup directories have responded to these changing times to provide a very useful service to resourceful phone users.

There are two common functions for these directories.

Finding Names

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

People needing lookup directories include those wanting to check up on a number often calling their spouse or children's cell phone, since there is no phone book for cell phone numbers. Other people may use this when they want to find a name connected to a landline that may be unlisted. If you have a number but are uncertain who it belongs to, a reverse phone lookup service can help.

Finding Addresses

another common purpose is to locate an address for someone, whether you know their name or not. Once you gain access to the information associated with a specific number most services will deliver other sorts of data as well, which includes the address of the home phone or an address connected to a cell phone number.

This may not be a common need for some people, but it does have its benefits in some situations. Such as a parent needing to find a teenager who has run off or has not returned home well past curfew. If they can find phone numbers from the teenager's belongings or cell phone a reverse phone lookup could quickly reveal addresses and names of places the teenager may be located.

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

Lookup directories can also deliver access to other various types of data, such as income brackets and previous addresses, and one site even gives a map with an general pinpoint to the business or home's location.

There is a minor fee for any relevant reverse phone lookup website, but if your business or personal life requires accurate information it is worth the money in the long run. The charge is required because this kind of information is not simple or completely free to research, pull together, and store, so dispensing it on demand to consumers like you must also collect a fee to cover such serviceable expenditures.

There more than likely will never be a public directory for cell phone numbers, and even if they were compiled most likely a lot of the numbers would be unpublished as is the case with many landline numbers right now. The only way to obtain access to such numbers is to pay a small charge either to complete a one time phone number lookup or to join a lookup directory if you will be using the service long term.