To find current and historical options prices, use Bloomberg in the Margolis Market Information Lab (MIL) at the Business Instructional Facility (BIF).

• Type the ticker symbol of the stock you want - for example; VZ
• Hit the EQUITY key ; then hit GO
• Type: OMON [OMON Stands for Option Monitor ]
• You will see a screen for all the current options on Verizon
• Highlight and click on the option you want for a menu - then pick GPO from the menu
• This will give you a current graph of the option price
• Change the date range to the time period you want
• Hit the Page Forward key to get the data for the time period

Also try Yahoo Finance