I received an unauthorized charge on my credit card for 29.90 from Yahoo Voice. I do not have a Yahoo account nor have I ever used Yahoo for email or otherwise. I tried emailing them about the situation but got no response. I tried to find a phone number to contact them directly but could not find one. I have since cancelled my credit card to avoid further charges. I am planning on filing a dispute claim with my credit card company if I can't resolve this with Yahoo directly. read full review »