How do I change my voicemail to English?

hi I have a boost mobile phone and my voicemail of in Spanish! I need help changing it back to English, but I dont know how! HELP...How do I change my voicemail to English?Try to call it and then press nine. If that does help try contacting the company and ask, or if your phone has a support service number call that and ask somebody.How do I change my voicemail to English?i dont know