BE, B.E., Be or be may refer to:
- Be Unlimited, a broadband Internet Service Provider in the United Kingdom
- Be Inc., the software company that developed the BeOS operating system
- Beriev Aircraft Company, a Russian aircraft manufacturer which uses the design office prefix "Be"
- flybe, a UK-based airline with IATA airline code "BE"
- BearingPoint, One of the world’s largest providers of management and technology consulting services to Global 2000 companies and government organizations in 60 countries. BE is the stock symbol.
- Belgium, ISO 3166 and obsolete NATO 2-letter country code "BE"
- .be, the country code top-level domain for Belgium
- Bermuda, World Meteorological Organization territory code "BE"
- Canton of Berne, Switzerland
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