Right after mobile phones were introduced, the landscape of the telecommunication industry has witnessed great transformations. While this technology has profoundly transformed the way how people communicate - making it possible to keep in touch with other people regardless of their geographic location - it also has its own share of pitfalls. In contrast with landline phones with which a person could easily look at yellow pages or white pages in order to search for contact numbers, cellular phones do not have their own directories.

The absence of a consolidated public directory for mobile phones means anyone being annoyed by prank callers, harassed by an unknown number or suspecting their spouse is cheating on them will have to do a little more investigation work. Hence, unless the person using the unrecognizable contact number reveals himself, it could be a struggle to determine who is calling you and why that person is calling you. Luckily, for mobile phone users who have encountered the aforesaid instances, reverse cell phone lookup services are now accessible to aid you in your search for the identity of the person behind an unknown contact number. This service can be applied for differing purposes, including examining potential business partners as well as acquiring background information about prank callers.

Reverse cell phone lookup, which is also referred to as grey pages, is a service that enables users to search for an unrecognizable contact number and gain information like the name and residential address of the person to whom the relevant phone number is registered. Online companies that run such a service typically buy access to databases of subscribers from various landline and mobile phone operators. All of the contact information they procure is then sorted and entered in a huge database that can be accessed online.

There are two types of reverse cell phone look up services: paid and free. To begin with, free cell phone directory services enable one to search for a phone number without incurring any charge, which is perhaps its best feature. One of the main problems associated with this kind of reverse phone lookup service is that it is only capable of providing limited information like the name and address of the user of the unrecognizable phone number, and if a certain contact number is not registered, the service cannot provide any information related to the unregistered phone number. This is due to the fact that the websites that offer free reverse lookup services do not have enough access to the databases of telecommunication companies.

Meanwhile, a paid reverse phone lookup is the exact opposite of a free reverse cell phone directory as it charges users with a small fee. The nominal fee charged by this type of service is relative to the end-user privacy. It serves as a precautionary measure that the information given by end-users will not be used for illegal purposes. Contrary to free reverse lookups that warrant limited details, paid services offer users the most up to date detailed information available about the person to whom the unknown number is registered, and may include things like criminal backgrounds and e-mail addresses just to name a few.

Based from the information outlined above, it is evident that a paid reverse phone lookup is more credible than that of a free cell phone directory. This is because a paid service offers its users the most comprehensive and up to date information available related to an unknown phone number, and assures end-users that the information they provide is protected against malicious entities. Of course, a free service is also useful in some cases, though it is only capable of providing information that can also be found in a public domain. Yet, if you would like to protect your safety and you are after credible results, then a paid reverse phone lookup is worth the small fee for the ease of use and convenience.

Now that you know the limitations of a free cell phone lookup, visit Reverse Phone Portal to start your search using a premium service Cell Phone Directory