Symantec Endpoint Protection support is availalble with multiple options like Phone Support, Chat Support, Social support & Web Support via MySymantec
Here is the landing page: http://www.symantec.com/business/support/index?page=contactsupport&key=54619
Check Phone Support conact by region. Here is the link.
To initiate Chat support, Enter initial word like Endpoi...It will populate the product list, select the product and click on Continue.
Click on ' Click on LiveChat
Enter your Name, Email Address, Existing case Number if any & Issue Description. Click on Request Chat & you will be connected to support engineer.
Note: Chat lines staffed 8 AM - 8 PM Eastern time.
Web Support via My Symantec:
Submit your question to a Endpoint Protection expert. Create, review and manage cases related to technical product support.
Enterprise Product 11.x & 12.1 : https://www-secure.symantec.com/connect/security/forums/endpoint-protection-antivirus
Small Business Edition 12.0 & 12.1: https://www-secure.symantec.com/connect/security/forums/endpoint-protection-small-business-edition-12x
Small Business Edition 2013: https://www-secure.symantec.com/connect/security/forums/endpoint-protection-small-business-edition-2013
Feel free to follow @SymantecHelp on twitter at http://twitter.com/SymantecHelp.