A51
A51 may refer to:
- Area 51, the nickname for a military base in Nevada that is the subject of many conspiracy theories
- A51 Terrain Park (Colorado), a terrain park in Keystone, Colorado
- A51 road (England), a road connecting Kingsbury and Chester
- A51 motorway (France), a road connecting Marseille and Grenoble
- A5/1, in cryptography, a stream cipher used in GSM cellular networks
- Samsung Galaxy A51, a smartphone released in 2019
- A51, one of the Encyclopaedia of Chess Openings codes for the Budapest Gambit in chess
- A-51, a Namibian hip hop band
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.