Why are wrong phone numbers always in?

Question

Why are wrong phone numbers always in?

Answer 1

You've been phoning me again haven't you?, please stop you're stopping me from going out

Answer 2

Because if nobody answers how would you know?

Answer 3

Because the phone never stops and they don't get out the door.

Answer 4

b'coz intruders call or they engoy to make us angry

Answer 5

If they weren't, you wouldn't know it was the wrong number.....