International award payment center Keep sending me award letter stating that I want and I need to pay them so much money Kansas city Montana 64121

 I keep receiving the award letters from this company stating that they want me to pay anywhere between 9 to 12 to $15 a time I have received like 10 letters if not more and I would like them to stop sending me this s**t I know it's a rip-off and I think that they should give me the money they say I won if I win it so according to them I have 1/2 million dollars and one of them and 20000 and another and 21000 and another and 15000 this one I think we should all get paid from them cuz they're the rip-off specially when they say that we are winners thank you very much