The Auth / EPP Code will will be Emailed TO the REGISTRANT (WHOIS) Email Address on file - If you are not getting your Auth / EPP Code within 5 minutes - The First thing you should do - is Check and / or Update the Registrant Email Address: http://www.hostingcheck.com/whmcs/knowledgebase.php?action=displayarticle&id=13
THEN, you can RESEND the Auth / EPP Code:
You can do this by logging into your Online Account Manager at:
http://www.hostingcheck.com/billing/
Then, Click "Domains" from the Menu,
Then, Click "My Domains" from the Drop Down Menu,
Then, Click on the "Manage" Button next to the Domain Name that you want to Manage.
Then, Click on the "Management Actions" Tab, and choose "Get EPP Code".