Use the free phone directories online through which you can quickly find out cell phone number by name and surname. For example, useful and convenient websites are http://spravkaru.net/russia/ and http://www.nomer.org/. Another free service - http://www.hella.ru/code/poisk.htm. It has the advantage that the data is there, replenished every week, and you will be able to find a cell phone number, even if it was registered recently.
Try to find out cell phone number by name for free using Internet search engines. You can use to search only the name and surname of the person, but the probability of finding the desired result in this case is quite low. It is better to add place of residence, work or study. In this case you can discover, for example, summary of a man on one of the sites of employment or his ads that he left his cell phone number for feedback.
Search through social networks. Perhaps the man filled out your profile and data to communicate with them, and if you're lucky, so you can easily and free find out cell phone number by name and surname. However, it is much better to try to find login ICQ or Skype, which is used by people. When registering in these programs in most cases, you specify a phone number.
If you know the place of work or study of man, to his coworkers or classmates. Introduce a friend or relative of a man and ask his number. Also you can try to contact the stores in your city (better if you will know exactly the operator used by the subscriber). Although these institutions and do not provide numbers and other information about the subscribers for free to find the phone man is still possible if there are good reasons.
Use Phone Search if you need to find out cell phone number by name for free. After downloading the app go through a quick registration. Filling custom fields with different data about a person, you can quickly find out his cell phone number.