Name of Exchange Exchange list for Stock Exchange list for Index Main Index Symbol
       
Australian Stock Exchange ASX INDEXASX .AORD (All Ordinaries)
Bombay Stock Exchange BOM INDEXBOM .BSESN (BSE Sensex)
Hong Kong Stock Exchange HKG INDEXHANGSENG .HSI (Hang Seng Index)
London Stock Exchange LON INDEXFTSE .FTSE (FTSE 100)
NASDAQ Stock Exchange NASDAQ INDEXNASDAQ .IXIC (Nasdaq Composite Index)
National Stock Exchange of India NSE NSE .NSEI (S&P CNX Nifty)
New York Stock Exchange NYSE INDEXDJX .DJI (Dow Jones Industrial Average)
New Zealand Stock Exchange NZE NZE .NZ50 (NZX 50 Gross Index)
S&P Indices   INDEXSP .INX (S&P 500 Index)
Shanghai Stock Exchange SHA SHA 000001 (SSE Compostie Index)
Shenzhen Stock Exchange SHE SHE 399001 (SSE Component Index)
Taiwan Stock Exchange TPE TPE .TWII (TSEC Weighted Index)
Tokyo Stock Exchange TYO INDEXNIKKEI .N225 (Nikkei 225)
Toronto Stock Exchange TSE TSE .GSPTSE (S&P/TSX Composite Index)
       
For more details visit Google Finance

The exchange symbol for the underlying stock and google symbol are same.
Google Index symbols starts with a "." (dot)

Ping me at jdeep20@gmail.com if you do not find your favorite exchange.