As you want contact details of Financial Centre of Bank of America located at Tai VN, so here is contact details:

Bank of America
Rep. Office: Suite 305, Palace Hotel,
55-66 Nguyen Hue, District 1, Ho Chi Minh City,
Vietnam
Phone: +84 4 292860
Fax: +84 4 299872

I am providing instructions to get contact details of branches of Bank of America for your reference:

Go on website of Bank of America.

There will be a link for locations situated in top middle side of homepage.

Fill Name of location and get details of that branch.

You will reach after on this new page: