associated with

[Unregistered]

I often hear "associated to" and it sounds wrong to me but because I hear it so often I question whether everyone else is right and I am wrong.

 

[fromatto]

I often hear "associated to" and it sounds wrong to me but because I hear it so often I question whether everyone else is right and I am wrong.

You are right and they are wrong. 'Associated with' is correct.