It used to be that everyone had a landline phone in their home and searching for a phone number or address simply required opening the yellow pages and searching for the name. Things have grown more difficult now that cell phones are in common use and many people do not even have landlines, and if they do their number may be unpublished.

Even with the development of caller ID on most landlines, some numbers may show up without an identifying name and there are ways for callers to block their name from showing up. Reverse phone lookup services have responded to these changing times to provide a very useful service to modern phone users.

There are two common uses for these directories.

Locating Names

If you are getting calls from someone and only a number shows on your caller ID, or you want to identify cellular phone callers, reverse phone lookup directories can help you find out the name registered to the phone number in question. Just by typing in the number you will have access to the person who is responsible for those bothersome phone calls.

People looking for such services include those who need to identify a number frequently calling their spouse or teenager's cell phone, since there is no phone book for cell phone numbers. Others may use lookup directories when they want to find a name listed to a home phone that may be unpublished. Anytime you have a number but don't know who it is connected to, a reverse phone lookup service can assist you.

Searching for Addresses

another common purpose is to identify an address for someone, whether you know the name of the person or not. Once you find the contact information associated with a specific phone number most services will deliver additional data as well, which includes the address of an home phone or the address connected to a cell phone number.

This may not be a typical need for some people, but it does have its benefits in some situations. For instance, consider a parent in a rush to track down a teenager who has run off or has not returned home long after curfew. If they can get access to numbers from the teenager's belongings or cell phone a lookup directory could quickly tell them addresses and names of places the child may be at that time.

Other situations may be searching for addresses to mail out party invitations to your child's peers. If you have a phone number you can find their address and easily deliver the invite without calling and tracking down other busy people.

These services can also deliver a connection to other kinds of data, like income brackets and address histories, and one site even gives a map with an general pinpoint to the business or home's location.

There is a small charge for any legitimate reverse phone lookup website, but if your business or personal situation demands particular data it is more than worth the payoff in the end. The charge is required because this kind of information is not simple or completely free to research, pull together, and save, so dispensing it immediately to people such as you must also collect a fee to account for such serviceable expenditures.

There likely will never be a public directory for cell phone numbers, and even if they were compiled it is probable many of the numbers would be unlisted as is the case with many home phone numbers right now. The only way to obtain access to such numbers is to pay a small fee either to do a one time number lookup or to join a lookup service if you will need to access the service long term.