| 05.11.03 | Cabbages |
 | Cabinets |
| 12.01.10 | Bathroom |
| 12.01.08 | File |
| 12.01.10 | Gun |
| 12.01.10 | Kitchen |
| 12.01.10 | Medicine |
| 07.01.07 | Cabins |
| Cable cars |
| 18.05.25 | Suspended |
| 18.05.04 | Trolley |
| | Cables, metallic or electric |
| 14.01.03 | With electrical plugs |
| 14.01.04 | Without electrical plugs |
| Cabs |
| 18.05.01 | Taxi |
| 18.05.05 | Tractor-trailer |
| 05.13.06 | Cacti |
| 03.21.01 | Caduceus |
| | Cages/pens |
| 07.01.10 | Animal |
| 03.17.06 | Bird |
| 19.03.25 | Vivariums |
| 08.01.08 | Cakes (foodstuffs) |
| 15.05.06 | Calculators |
| 20.03.24 | Calendars |
| 17.07.08 | Calipers |
| 03.07.01 | Calves |
| 03.03.09 | Camels |
| 16.03.01 | Cameras |
| 09.03.06 | Camisoles |
| | Canopeners |
| 11.05.07 | Electric |
| 11.01.07 | Non-electric |
| 13.01.01 | Candelabras |
| 13.01.01 | Candle holders, candlesticks |
| 13.01.01 | Candles |
| 08.03 | Candy |
| 08.03.04 | Candy canes |
| 19.07.06 | Candy boxes |
| 05.13.04 | Cane, sugar |
| 23.03.01 | Cannons |
| 18.07.01 | Canoes |
| 07.01.08 | Canopies |
| Cans |
| 19.07.16 | Aerosol |
| 19.07.17 | Beer |
| 19.07.10 | Garbage |
| 19.07.17 | Gasoline |
| 11.03.05 | Milk |
| 19.07.15 | Paint |
| 19.07.14 | Watering |
| 18.05.05 | Canteen trucks |
| 19.07.25 | Canteens (drinking) |
| 09.03.01 | Capes |
| Caps |
| 19.11.02 | Bottle |
| 09.05.25 | Nurses' |
| 09.05.25 | Surgical |
| 09.05.25 | Swimming |
| | Capsules |
| 10.09 | Medicinal/non-medicinal |
| 18.09.02 | Space |
| 18.11.25 | Car seats, baby |
| 15.01.04 | Carburetors, vehicle |
| Cards |
| 20.03.04 | Business or calling |
| 20.03.05 | Computer |
| 20.03.05 | Credit |
| 20.03.05 | Greeting |
| 20.03.05 | Index |
| 21.01.01 | Playing |
| 20.03.05 | Post |
| 21.01.01 | Tarot |
| 05.05.25 | Carnations |
| 21.03.14 | Carousels |
| 17.07.06 | Carpenters' levels |
| 09.01.12 | Carpets and rugs (includes flying carpets) |
| 18.01 | Carriages (horse drawn) |
| 18.03.06 | Carriages and strollers (baby) |
| 05.11.01 | Carrots |
| 18.05.01 | Cars |
| 23.03.08 | Cartridges, ammunition |
| Carts |
| 18.05.06 | Golf (motorized) |
| 18.03.05 | Grocery |
| 12.01.25 | Serving |
| 18.03.05 | Shopping |
| Carving |
| 11.01.09 | Boards |
| 11.07.03 | Knives (kitchen) |
| 11.05.01 | Electric |
| 11.07.03 | Non-electric |
| | Cases |
| 19.01.05 | Attache |
| 19.07.25 | Eyeglass |
| 14.11.07 | Key |
| 20.01.25 | Pencil |
| 15.05.07 | Cash registers |
| 19.05.07 | Caskets |
| 11.03.14 | Casserole dishes |
| 16.01.06 | Cassettes, sound and video recording |
| 15.07.25 | Casters (wheels) |
| 07.01.01 | Castles |
| 10.07.04 | Casts (orthopedic) |
| 18.07.05 | Catamarans |
| 23.01.04 | Catapults |
| 21.03.25 | Catchers' masks |
| 21.03.06 | Catchers' mitts |
| 03.23.02 | Caterpillars |
| 07.03.02 | Cathedrals |
| Cats |
| 03.01.04 | Domestic cats |
| 03.01.03 | Tigers and other large cats |
| 14.05.25 | Caulking guns |
| 02.07.01 | Cavemen and Cavewomen |
| 06.01.03 | Caves |
| 16.01.03 | CB radios |
| 01 | Celestial bodies |
| 07.05.06 | Cellars |
| 18.05.09 | Cement mixers (vehicles) |
| 06.09.25 | Cemeteries |
| 24.19.04 | Cent symbols |
| 04.03.01 | Centaurs |
| 03.23.02 | Centipedes |
| 14.05.09 | Chain saws |
| Chains |
| 14.01.05 | Bicycle |
| 14.01.05 | Hardware |
| 17.03.02 | Jewelry |
| 18.11.01 | Snow |
| 12.01.04 | Chairs (bean bag, desk, dining, folding, high, rocking, chaise lounge) |
| 20.01.01 | Chalk |
| 20.01.04 | Chalk boards |
| 03.21.06 | Chameleons |
| 09.01.25 | Chamois cloths |
| 13.01.05 | Chandeliers |
| 18.15.06 | Channel markers |
| 28 | Characters, Non-Latin |
| 01.15.25 | Charcoal |
| 13.03.25 | Charcoal briquettes |
| 18.01.01 | Chariots |
| 20.03.08 | Charts |
| 24.19.15 | Check marks |
| 25.03.01 | Checkerboard patterns |
| 21.01.05 | Checkerboards, chessboards |
| 24.09.04 | Checkered flags |
| 21.01.06 | Checkers (game pieces) |
| 20.03.24 | Checks, bank |
| 11.01.09 | Cheese boards |
| 08.07.03 | Cheeses |
| 02.07.49 | Chefs |
| 09.05.06 | Chefs' hats |
| 05.09.08 | Cherries |
| 02.07.71 | Cherubs |
| 21.01.05 | Chessboards |
| 21.01.04 | Chessmen (pieces) |
| Chests |
| 12.01.08 | Bedroom |
| 12.01.10 | Medicine |
| 19.07.08 | Tool |
| 24.17.01 | Chevrons |
| Chickens |
| 03.15.03 | Chicks |
| 03.15.04 | Roosters |
| 02.05.05 | Children |
| 02.05.04 | With adults |
| 07.07.06 | Chimneys |
| 03.11.01 | Chimpanzees |
| 12.01.10 | China cabinets/closets |
| 28.01.03 | Chinese characters |
| 03.09.02 | Chipmunks |
| 21.01.06 | Chips, poker |
| 08.03.01 | Chocolate candies |
| 11.01.09 | Chopping boards |
| 08.11.02 | Chops (foodstuffs) |
| 13.01.09 | Christmas lights |
| 05.15.04 | Christmas trees, decorated |
| 07.03.02 | Churches |
| 11.01.25 | Churns, butter (manual) |
| 10.01.01 | Cigar bands |
| 10.01.06 | Cigarette lighters |
| 19.07.03 | Cigarette packages and cartons |
| 10.01.02 | Cigarettes |
| 10.01.01 | Cigars |
| 07.15.01 | Cinder blocks |
| 16.03 | Cinematography equipment |
| 26.01 | Circles |
| 06.07 | City scenery |
| Clamps |
| 14.03.04 | Hardware |
| 10.07.25 | Medical |
| 20.01.06 | Office supplies |
| 14.05.25 | Tools |
| 03.19.12 | Clams |
| 22.01.12 | Clarinets |
| 06.01.01 | Cliffs |
| 20.01.04 | Clipboards |
| 09.03.01 | Cloaks |
| 16.01.03 | Clock radios |
| 17.01.02 | " |
| 17.01.02 | Clocks |
| 09.07.04 | Clogs (shoes) |
| 07.05.25 | Closets |
| 15.03.02 | Clothes dryers |
| 19.07.25 | Hampers |
| 11.09.02 | Hangers |
| 11.09.25 | Pins |
| 11.09.25 | Racks |
| 15.03.02 | Washers |
| 09.03 | Clothing |
| 09.01.25 | Cloths, cleaning |
| 01.15.06 | Clouds |
| Clovers |
| 05.03.07 | Four-leaf |
| 05.03.06 | Three-leaf |
| 02.07.41 | Clowns |
| Clubs |
| 21.03.04 | Golf |
| 05.03.06 | Trefoils on playing cards |
| 23.01.25 | Weapons |
| 18.11.25 | Clutches, vehicle |
