my daughter is 4 and ive been paying child support to her mother pretty regular since she was born. my back child support is almost paid off my daughters mom refuses to let me see her. i live in ca. she lives in wa. state i try and try to talk to her mother to allow me to see my daughter even if its only for 5 min she wont allow me to plus when my daughter was born she was givin my last name her mother and i both signed the birth certifiact now my daughters last name is her mothers maiden name can she change our daughters last name with out my consent.