| 331 | Office Electrical Contractors | Company Product |
| 332 | On Site Machining | Company Product |
| 333 | Outdoor Convex Mirrors | Company Product |
| 334 | Overhead Sectional Doors | Company Product |
| 335 | Oil Test Sets | Company Product |
| 336 | Oil Flooded Compressors | Company Product |
| 337 | Online Business Directory | Company Product |
| 338 | Online Marketing | Company Product |
| 339 | One Piece Folders | Company Product |
| 340 | Offset Color Boxes | Company Product |
| 341 | Outer Cutter Rings | Company Product |
| 342 | Oxo Bio Trash Bags | Company Product |
| 343 | Oxo Biodegradable Garbage Bags | Company Product |
| 344 | Oxo Biodegradable Trash Bags | Company Product |
| 345 | Odourless Emulsion Paints | Company Product |
| 346 | Outdoor Paving Paints | Company Product |
| 347 | Outdoor Furniture Coatings | Company Product |
| 348 | Oil-Based Wall Sealers | Company Product |
| 349 | Odourless Wall Sealers | Company Product |
| 350 | Odourless Interior Paints | Company Product |
| 351 | Odourless Paints | Company Product |
| 352 | Oil Ball Valves | Company Product |
| 353 | Offshore Equipment | Company Product |
| 354 | Oil | Company Product |
| 355 | Oxygen | Company Product |
| 356 | Oil Flood Air Compressors | Company Product |
| 357 | Open Channel Flowmeters | Company Product |
| 358 | Overfill Sensors | Company Product |
| 359 | On-Off Switches | Company Product |
| 360 | Orbit Sanders | Company Product |