* The Federal Reserve Bank of New York website: The Federal Reserve Bank of New York publishes a daily summary of LIBOR rates. The summary includes the current LIBOR rates, as well as the historical average rates for the previous 1, 3, 6, and 12 months.
* Bloomberg: Bloomberg provides historical data for LIBOR rates back to 1986. Subscribers can access this data through the Bloomberg terminal.
* Reuters: Reuters provides historical data for LIBOR rates back to 1986. Subscribers can access this data through the Reuters terminal.
* Investing.com: Investing.com provides historical data for LIBOR rates back to 1990. The website also provides charts and other tools to help users analyze LIBOR rate data.