IF SOMEONE CONSTANTLY CALLS CPS[CHILD PROTECTIVE SERVICES] ON ME HOW COME I DONT HAVE THE RIGHT TO KNOW WHO IT?

SOMEONE HAS CALLED CPS ON ME FOR STUPID STUFF/IM TIRED OF IT AND HOW COME I DONT HAVE THE RIGHT TO FACE MY ACCUSER?THIS HAS BEEN GOING ON FOR SOMETIME,I WANT TO KNOW WHO IT IS!