- BALCO stands for Bay Area Laboratory Co-Operative
- BALCO stands for Bharat Aluminium Company
- BALCO stands for Bakhtar Agriculture and Livestock Cooperative (Afghanistan)
- BALCO stands for Build Adult Learning Co-Operative (South Africa)
- BALCO stands for Balco Alarm Services Corp.
- BALCO stands for Bulgarian Association of Licensed Cable Operators (Bulgaria)
BALCO