Need to trace cell phone number in United States? Have prank callers become a source of worry for you? Have telemarketers become a source of disturbance? Are you suspicious about who your kids are spending time with? Are you suspicious about your spouse or partner’s secret calls? Do you have phone numbers you are having problem putting a name to? If the answer is yes to any or all of the above questions, then you need reverse phone lookup services. What is a reverse phone lookup? Reverse phone lookup is simply the process of finding the identity of a caller with just his or her phone number. There are many reverse lookup sites online rendering this service but you must be careful you choose the right child of service providers that will give you reliable results at affordable Council. Verizon Communications might disagree with that approach. How about using free reverse of phone lookup directories? Free lookup sites are all over the web but they have proven to be possible especially when it comes to tracing a cell phone number. Free reverse lookup may work for registered land lines as you know those are available in public directories but when it comes to mobile numbers and unlisted numbers they are useless. A reliable lookup option reliable option in tracing any phone number – mobile, landline, or unlisted number is using paid professional lookup directories like reverse phone detective. These directories have paid access to cell phone listings so you can be sure any cell phone search you conduct will yield better results than free sites. All you have to do is provide the number you are interested to the lookup site of your choice and you get instant results. Reliable reverse cell phone directories will not charge you for numbers they do not have information on and they have a refund policy. To get the best deal from paid lookup services, sign up for membership and you will be able to conduct unlimited phone number searches all year long.