The Swift codeis specific to each branch so you will need to contact them and get their swift code.
Please contact your bank and find
try the to find your bank bic code on the international bank code directory
http://www.bankers-telenet.com/en/guided-search/sitemap/bharat%20ganarajya/
For swift codes of banks in india, Ratekhoj.com is an excellent source Visit http://www.ratekhoj.com/swift-code/index.php and search using bank name, city, locality. This is a free service.
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