According to me there are approx 4,727 branches setup by HDFC Bank and here I will let you know more about the bank.

The HDFC Bank was setup as an Indian banking and financial services company which offers wide range of products and services which includes Wholesale banking, Retail banking.

Products
Credit cards
Consumer banking
Corporate banking
Finance and insurance
Investment banking
Mortgage loans
Private banking
Private equity
Wealth management

Shareholdings
Shareholders (as of 31 December-2015) Shareholding
Promoter Group (HDFC) 21.57%
Foreign Institutional Investors (FII) 32.4%
Individual shareholders 8.5%
Bodies Corporate 7.5%
Insurance companies 5.38%
Mutual Funds/UTI 8.65%
NRI/OCB/Others 0.29%
Financial Institutions/Banks 2.75%
ADS/GDRs 18.78%

Types of loan
Personal Loan
Car Loans
Business Loan
Loan on Credit Card
Loans for professionals
Loan Against Securities
Home Loan
Two Wheeler Loans
Gold Loan
Loan Against Property
Educational Loan
Government Sponsored Programs
Rural Loans
Smartdraft - Overdraft


Address:-
HDFC Bank
1st Floor,C.S.No.6/242,
Senapati Bapat Marg,
Lower Parel,
Mumbai - 400 013.