The Ticketmaster Number Number Customer Service is the phone number that you can use to book a Ticket with Ticketmaster. You will need to quote this number when contacting Ticketmaster about your booking, so make sure you have it to hand. Booking with Ticketmaster is a great way to get to your destination without breaking the bank. However, booking a flight can often be a hassle, especially if you don’t know the Ticketmaster Number. Whether you’re trying to book flights online or over the phone, knowing the Ticketmaster Number can help make your trip planning much easier.