There is actually an internet version:
When businesses want to communicate with their customers via e-mail, many send messages with a bogus return address, e.g. "firstname.lastname@example.org." The practice is meant to communicate to recipients that any replies will go unread.Read the rest here.
But when those messages are sent to an inactive e-mail address or the recipient ignores the instruction and replies anyway, the missives don't just disappear into the digital ether.
Instead, they land in Chet Faliszek's e-mail box.
As owner of www.donotreply.com, the Seattle-based programmer receives millions of wayward e-mails each week, including a great many missives destined for executives at Fortune 500 companies or bank customers, even sensitive messages sent by government personnel and contractors.
Pilfered from Consumerist