There is really only one legal way to find someone's new cell phone number. You must ask this person for their new number.
Knowledge or caller ID
No just look it up
There currently are no options for reverse cell number lookup on the internet. With cell phones becoming more and more popular this should be an option in the near future.
There are a couple of different ways to find a person's new cell phone number from their old cell phone number. One way would just be to ask someone who you know would have that information.
get information about a person
You can find a cell phone number online with a variety of different search websites. There are a few popular ones , you can find a cellphone number for a specific person but you may have to pay a small fee.
There is no comprehensive directory of cell phone numbers where one can find the number of a person who lives in another country. If one's cell phone number was publicly available one would be deluged by junk calls.
musharaf
It will find a number - if the number is not a formula. For example - if you search for the number 30 it will find it - BUT - if the product in a cell is the result of a formula it will disregard it.
When you're using a reverse cell phone lookup company, they'll usually ask you for the phone number. They somehow take the phone number and find a connection to a person whether it be a landline or cellphone. It is usually a small fee.
Some websites can help you to identify the numbers.
The best place to look is in a reverse cell phone lookup directory, you will find the name of the person plus a whole lot more information. http://www.lookupacellnumber.com
No, you can not. To find your lost cell phone you require IMEI number or your serial number.