2A

2A or II-A may refer to:

Roads

• List of highways numbered 2A

Science

• 2A self-cleaving peptides
• Alpha-2A adrenergic receptor
• IARC group 2A
• Keratin 2A
• Transcription factor II A

Other

• Deutsche Bahn, IATA designator
• Second Amendment (disambiguation)
  • Second Amendment to the United States Constitution, that protects right to keep and bear arms
• Stalag II-A
• Telecom 2A, a satellite
• the number of the French department Corse-du-Sud
• a strain of the bacterium Lactobacillus sakei
• 2A, a school size classification used by the University Interscholastic League in Texas, US

See also

• A2 (disambiguation)
• IIA (disambiguation)