Method and system for creating user accounts and establishing a communication link between two users

A method of creating one or more user accounts with at least a first communication service provider, said method comprising the following steps:

• placing a user account creation request with said first communication service provider by a first user, using a communication device;
• receiving said request by a processing server of said first communication service provider;
• presentation of one or more lists of telephone numbers by said processing server to said first user, said one or more lists of telephone numbers comprising at least one telephone number for said first user to select, said at least one telephone number having the format of a national, regional or international, landline or mobile telephone number, wherein said one or more lists of telephone numbers contains only telephone numbers that are not allocated by a telecom operator at the time said one or more lists of telephone numbers are presented;
• selection of a first telephone number from said one or more lists of telephone numbers by said first user;
• and
• creating a user account for said first user with said first communication service provider and assigning said first telephone number selected by said first user to said user account.