- CALC stands for Calculator
- CALC stands for Calculate
- CALC stands for Calculation
- CALC stands for Calculated
- CALC stands for Calculus
- CALC stands for Citrix Authorized Learning Center
- CALC stands for Cumbre de América Latina y el Caribe Sobre Integración y
- CALC stands for Desarrollo (Spanish: Summit of Latin America and the Caribbean on Integration and Development)
- CALC stands for Clergy And Laity Concerned
- CALC stands for Community Alliance of Lane County (Eugene, OR)
- CALC stands for Customer Access Line Charge
- CALC stands for Cambridgeshire Association of Local Councils
- CALC stands for Computational Approaches to Linguistic Creativity (Workshop)
- CALC stands for Cryptography and Lattices Conference
- CALC stands for Carrier Access Line Charge
- CALC stands for Cargo Acceptance & Load Control
CALC