Phone number protection system

A system comprising:

• one or more processors;
• a memory coupled to at least one of the one or more processors;
• and
• a set of computer program instructions stored in the memory and executed by at least one of the one or more processors in order to perform actions of:
• receiving a request, from a smart phone of a caller, for establishing telephone communication with a smart phone of a callee, wherein the request contains a code to designate the smart phone of the callee,
• checking whether the code is formally provided to the caller, and
• in response to determining that the code is formally provided to the caller, retrieving a phone number of the caller and a phone number of the callee based on the request, and
• establishing a phone call connection via a cellular network with the phone number of the caller and the phone number of the callee.

A computer program product comprising a computer readable storage medium having program instructions embodied therewith, wherein the program instructions being executable by a device to perform a method comprising:

• receiving a request, from a smart phone of a caller, for establishing telephone communication with a smart phone of a callee, wherein the request contains a code to designate the smart phone of the callee;
• checking whether the code is formally provided to the caller;
• and
• in response to determining that the code is formally provided to the caller,
• retrieving a phone number of the caller and a phone number of the callee based on the request;
• and
• establishing a phone call connection via a cellular network with the phone number of the caller and the phone number of the callee.