EXXON
| Date | Clue |
|---|---|
| 2024-07-20 | Company descended from the Rockefeller oil empire |
| 2017-03-08 | Competitor of BP |
| 2011-07-24 | Shell alternative |
| 2010-04-21 | Half of a giant 1999 merger |
| 2009-04-02 | BP competitor |
| 2008-04-26 | Replacer of the Humble brand in the early 1970s |
| 2007-05-16 | It merged with Mobil |
| 2007-04-24 | Speedpass-accepting gas company |
| 2004-04-22 | 1-Across competitor |
| 2003-07-10 | BP competitor |
| 1997-08-09 | Corporate giant based in Irving, Tex. |