This information is not readily available if you do not know where to get it.
The numbers are not listed in telephone directories due to privacy and confidentiality issues.
This is also one of the many reasons why owning a cell phone is so popular and common.
Using such phone will enable you to chose whose calls you want to answer.
However with the increase of online resources you can get the name of the owner of any phone number.
Besides the name you can also get all other related information such as the address.
These services are operated through the paid access to subscribers databases of all the various mobile operators.
The business of reverse lookup of phone numbers are bound by agreements with the various mobile operators.
One of the terms of the agreement is that they cannot provide the required information for free.
This is due to the privacy and confidentiality issues.
This is the main reason why your credit card is required when you request for such information.
This is also to ensure that the information acquired will not be used for illegal purposes.
To activate the process simply enter the number into the online form.
The information requested will immediately be available for free.
However such information is limited to whether the number is cellular or land line, the city and state where the number is registered.
To get the name of the owner of the cell phone you will need to pay a small fee.
As mentioned earlier the registration requirement is to ensure that the information requested will not be used for illegal purposes.