In general, you do not need a dedicated IP Address. You manage your site with your domain name instead of an IP address; however if you want a dedicated IP, you can purchase one. They are $12/year or included if you purchase an SSL Certificate or purchase VPS or dedicated hosting.
One exception, if you have a Dedicated SSL (Secure Socket Layer) Certificate for secure transactions then you will need a dedicated IP address.
If you need to purchase a Dedicated Certificate, we can sell this to you and will include the dedicated IP if you buy the Dedicated Certificate from us.
For more information on SSL Certificates, we sell: