Grey Route angry caller.What is Grey Route / Non CLI Route?

When you call home ask the called party if they can see your phone number. If incorrect number is on display or some local number is on display it means you are sold a lemon (cheap quality Grey Route and Non CLI Calling plan.) Cheap companies find these route with help of illegal calling service provide available locally at your destination they use various Local systems to recieve calls and redirect it to your destination.

How to avoid this?

It's easy to avoid such services just by asking the called party to verify the number on your caller ID, if it matches your number you are at the right place with right service. If Caller ID doesn't match you are sold a lemon. Call back to your service provider and ask for 100% refund. Non CLI or Grey routes are worst in quality and waste of your valuable time and service.