I have got all these things in One place, As they seemed All Scattered to me and also had various feedbacks where people are unable to contact us.

Phone numbers to contact Tech Support:-

Regional Support Telephone Numbers:
United States: 800-342-0652 (407-357-7600 from outside the United States)
Australia: 1300 365510 (+61 2 8220 7111 from outside Australia)
United Kingdom: +44 (0) 870 606 6000

India: Toll-Free 000 800 4401 456 directly

IDD call: +61 2 8220 7111

Additional contact numbers: http://www.symantec.com/business/support/contact_techsupp_static.jsp

Customer Care Contact Numbers for Licensing Issues:-

http://www.symantec.com/support/assistance_care.jsp

How to create a new case in MySupport

http://www.symantec.com/business/support/index?page=content&id=TECH58873

Where to upload a suspected File?

https://submit.symantec.com/websubmit/gold.cgi

News Bulletins ( All the updates that you need for a Symantec Products.)

http://www.symantec.com/support/news_bulletins/techsupp_bulletin_form.jsp