| 08.09.05 | Ice blocks |
| 13.03.08 | Ice boxes |
| 11.01.25 | Ice cube trays |
| 08.09.05 | Ice cubes |
| 08.09 | Ice cream |
| 08.09.01 | Ice cream cones |
| 08.09.02 | Ice cream sandwiches |
| 06.09.06 | Icebergs |
| 01.15.10 | Icicles |
| 20.03.06 | Identification tags |
| 07.01.09 | Igloos |
| 03.21.06 | Iguanas |
| 02.07.04 | Incan Indians |
| 13.03.06 | Incinerators |
| 20.03.05 | Index cards |
| 02.07.02 | Indians (N American) |
| 02.07.04 | Aztec |
| 02.07.04 | Incan |
| 02.07.04 | Pygmie |
| 07.03.08 | Industrial establishments |
| 15.01 | Industrial machines |
| 02.01.05 | Infants |
| 24.19.12 | Infinity symbols |
| 12.01.01 | Inflatable mattresses |
| 12.01.02 | Inflatable mattresses |
| 12.01.05 | " |
| 17.03.04 | Ingots |
| 20.01.08 | Inking pads |
| 20.01.01 | Inkwells |
| 18.11.01 | Inner tubes |
| 28 | Inscriptions (non-Latin) |
| 03.23 | Insects |
| 24.03 | Insignia |
| 22.01.25 | Instrument cases (musical) |
| 17.07 | Instruments (measuring) |
| 22.01 | Instruments (musical) |
| 16.01.25 | Intercoms |
| 07.05 | Interiors of rooms/buildings |
| 15.01.04 | Internal combustion engines |
| 02.11.13 | Internal organs (human) |
| 07.11.07 | Intersections (roads) |
| 07.15.03 | Iron (building material) |
| 11.09.01 | Ironing boards |
 | Irons |
| 11.09.01 | Clothing |
| 13.03.05 | Waffle (electric) |
| 06.03.02 | Islands |
| 01.17.13 | Isolated islands, maps of |
| 05.01.04 | Ivy |
