s. sagittifolia
- australian centre for indigenous history
- australian centre for international agricultural research
- australian centre for lesbian and gay research
- australian centre for mining environmental research
- australian centre for photography
- australian centre for posttraumatic mental health
- australian centre for precision agriculture
- australian centre for psychoanalysis in the freudian field
- australian centre for remote sensing
- australian centre for the study of sexual assault
- australian centre for visual technologies
- australian centre of regulatory economics
- australian centre of the asian spatial information and analysis network
- australian cereberal palsy association
- australian certificate of civil aviation medicine
- australian certified organic
- australian chamber of commerce and industry
- australian chamber of shipping
- australian chemical trauma alliance, inc.
- australian chestnut
- australian child protection alliance
- australian children's television foundation
- australian chinese business development association
- australian christmas tree
- australian chronic pain association