| 811 | Castor Wheels | Company Product |
| 812 | Castors | Company Product |
| 813 | Castrol | Company Product |
| 814 | Castrol Engine Oil | Company Product |
| 815 | Casual Chairs | Company Product |
| 816 | Cat Crawler Tractor | Company Product |
| 817 | Cat Ladders | Company Product |
| 818 | Cat Motor Grader | Company Product |
| 819 | Cat Parts Stockist | Company Product |
| 820 | Cat Spares | Company Product |
| 821 | Cat Used Engines | Company Product |
| 822 | Cat Wear Strips | Company Product |
| 823 | Cat Wheel Grader | Company Product |
| 824 | Cat Wheel Loader | Company Product |
| 825 | Catalog Printing | Company Product |
| 826 | Catalogue Design | Company Product |
| 827 | Catalyst | Company Product |
| 828 | Catalysts | Company Product |
| 829 | Catalytic Alumina | Company Product |
| 830 | Catalytic Converter | Company Product |
| 831 | Caterer's Equipment & Supplies | Company Product |
| 832 | Caterers | Company Product |
| 833 | Caterers: Thai | Company Product |
| 834 | Catering | Company Product |
| 835 | Catering Trucks | Company Product |
| 836 | Caterpillar | Company Product |
| 837 | Cathode Ray Tube Glass Bulbs | Company Product |
| 838 | Cathode Ray Tubes | Company Product |
| 839 | Cathodic Protection Systems | Company Product |
| 840 | Catholic Byzantine Churches | Company Product |