obviously, some clever soul has figured out a way to utilize the phone network, using non-existant numbers.
At some point in time, some other clever soul, will figure out a way how to catch these folks.
Then, people like me, who can move about the country undetected, and "pay them a little visit".
It is my personal belief, that a little "publicity" would go a long way in stopping this.
For example, suppose word gets out, that the punishment is...shall we say..."unpleasant"..?