These days, there are many websites offering the service. You can do the "reverse lookup" at these websites. However, you will have to check if the websites are trustworthy. Do they provide 100% correct information and make your search 100% confidential? It can be so easy to get information online but it can be so dangerous to. You will have to be very careful.
To be sure, you can just go over the Internet, check out some websites and go through reviews on websites offering the service. By doing them, you will know which of all of the websites can be trusted. You will know that they are the websites that can also give you 100% complete name, address, or even phone carrier of the owner of a phone number and even make your own search 100% confidential or safe on their records.
But after knowing which of the websites are trustworthy, you can go on and just try searching at one of the websites. You can simply enter any kind of phone number. You can key in a residential phone number, a business phone number, or even a toll free number and after few minutes you can have the information that you need. The information will be 100% correct and your search will also be 100% confidential.
Try to have 100% complete name, address, or even phone carrier of the owner of a phone number and even make your own search 100% confidential or safe on their records and you will see you will not be in trouble. It will not be so easy to know which of the websites can help you with them but if you will be very patient, you will know which of them exactly. Just have the patience and you will not regret. Do what you will have to do today.