As you want here I am giving below HDFC Bank GST Road branch contact address:

Address
HDFC Bank GST Road
Unique Auto No - 5, Opposite Tambaram Fire Station G. S. T Road, , Sanatorium, Chitlapakkam Town, Chennai - 600047, Tamil Nadu

City: CHENNAI
District: CHENNAI
State: TAMIL NADU
Tel: 044 -22387838/22387848, Fax: 044-22387848

For more branches contact info of HDFC Bank Ltd you need to follow given below process

Go to the HDFC Bank Ltd official website

Click on all branches option which given under find your nearest section given on the top

By click there you will land on its branch locator page , which look as like this image