You're looking for a comprehensive list of IFSC codes for all banks in India, specifically in an Excel format, and preferably from a reliable source like the Reserve Bank of India (RBI). Here's what you need to know:
The Indian Financial System Code (IFSC) is an 11-character alphanumeric code assigned to each bank branch in India. It's used for electronic payment transactions, such as NEFT, RTGS, and IMPS. all bank ifsc code list excel free download rbi