Sure, this is called a stacked or parked domain. The fee is 5.00 a month if you have 10 or less and 2.50 a month if you have over 10.
If you want this setup open a helpdesk ticket and request it. Make sure you say in the ticket you understand the fee and authorize the charge if you pay with a credit card. If you pay with paypal send payment to
billing@ez-web-hosting.com.
