Phone number databases are fairly easy to find on the Internet. This mainly applies to city directories. If you need to know information about the customers of cellular operators, you will most likely need to directly access the database through the employees of the customer department.
Instructions
Step 1
If you want to find a database of city telephone exchange numbers, use the special resource nomer.org, directories sold in second-hand bookstores in your city, or the forums. To do this, you need access to the Internet or a local network.
Step 2
Find the most visited site or forum among the resources of your city, search for the database of numbers for it, or simply create an appropriate topic, it is quite possible that among the resource participants there will be those who will help you in finding the database.
Step 3
If you need a database of cell phone numbers of a particular mobile operator to find information about subscribers, contact the client offices of the relevant companies in your city. Please note that in order to apply, you need to have documents confirming the validity of your request, since the operators' privacy policy provides for the non-disclosure of personal information about customers to third parties, with some exceptions.
Step 4
For information about the operator used, the region of location and registration of a subscriber of a cellular or city telephone network, use the resource https://www.numberingplans.com/. Go to the section for obtaining information about the phone number by entering it in the international format according to the sample below the input form, and get the information you are interested in after loading the page.
Step 5
Please note that if you need access to the database of mobile operators, in no case should you use the software sold in the markets of your city. There is a certain measure of responsibility for its purchase, storage or use, so try to use methods of obtaining information about subscribers that do not contradict the legislation.
