Help me please?

hey i used to go out with a guy and his name was nic he was the sweetest guy in the wholw world and i wanted to get a hold of him i think we broke up but i dont know i tryied to call him but his grandma hates me and every time i try to call she tellls my mom some alabrit story about how im haring her and nic? i really need help! And i tried to talk to him and his mother said he doenst wat to talk to me help!!