B66 may refer to:
- B66 (New York City bus) in Brooklyn
- Douglas B-66 Destroyer
- Sicilian, Richter-Rauzer, Encyclopaedia of Chess Openings code
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.