2600 may refer to:

  • 2600 hertz, the audio tone used in phreaking to gain control of telephone networks
  • 2600: The Hacker Quarterly, a magazine named after the aforementioned 2,600 Hz tone
  • Atari 2600 video game console
  • ATI's Radeon R600 Radeon HD 2xxx series graphics card
  • ARP 2600 analog synthesizer
  • Alfa Romeo 2600, an executive car
  • Nokia 2600, a mobile phone released in 2004
  • Nokia 2600 classic, a mobile phone released in 2008
  • The last year of the 26th century
  • The number 2600
  • RTM build number of Microsoft's Windows XP operating system

See also

  • 2600 series (disambiguation)