They include placing adverts in the newspapers and employing the services of a private investigator.
Usually, this is very costly and may gulp thousands of dollars before you get to find the person you are looking for.
In worst cases, you may not even find the person at all.
Today, thanks to reverse phone lookup directories, you can easily use the internet to find anyone that you are looking for if only you have the person's cell phone number.
Ordinarily, you will not find the information on cell phone numbers elsewhere because they are considered to be private information and as such as protected from the public.
Mobile phone information were kept in the secrecy of the database of mobile telecom companies until the inception of reverse cell phone lookup directories which bridged the gap between the public and the companies.
To find a person by mobile phone number, there are special bars provided on such sites where you can enter in the mobile phone number.
By clicking search, you initiate a search process that runs for a couple of minutes before the corresponding report is generated.
The report usually includes information on the owner of the cell phone number such as the name of the owner, the address of the owner, the place where the phone number was issued and the name of the mobile service provider.
On reverse cell phone lookup directories, you may look up information on any kind of telephone number whether they are listed or not.
There are no special qualifications required for you to be eligible to find a person by mobile phone number on reverse phone lookup directories; you need nothing more than a membership pass.
Membership passes are obtained for as low as $15.
There is also the option of paying a little bit more to access the database for unlimited searches per year.
Reverse phone lookup directories are frequently updated with newest information and this guarantees that you will find information on even the newest registered number.
Also, owing to the huge size of these databases, having up to 200 million cell phone numbers listed, there is a guarantee of up to 95% success with your searches.
If you really do not get what you want, there is a money back guarantee.
Never settle for just any reverse lookup directory, always look out for reputable and named sites with long standing track records and you will have nothing to worry about.