"The staff need to answer the phone"

I been calling the community midwives number for 3 days leaving messages because i want to book a birthing class and the team am on is full ... i leave messages no one rings back and i keep ringing and no one is answering i am due in less than 4 weeks it is my first baby and i be truthful i dont even know how to put on a diaper ........lol........... so can someone for the sake of god answer the phone so i can book these classes before my baby come and be leaking poo from its nappy ........... lol thank you