By or BY may refer to:

Places

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Codes

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  • Belarus ISO country code
    • .by, country-code top-level domain for Belarus
  • Burundi, obsolete FIPS Pub 10-4 and NATO digram country codes
  • TUI Airways IATA airline code, formerly Thomson Airways, Thomsonfly and Britannia Airways

Other uses

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  • John By (1779–1836), British military engineer famous for his work in Canada
  • CC BY, a Creative Commons attribution license
  • Budget year, a synonym for fiscal year

See also

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