| Item No. | Description | Image |
| 5315-1 (Inv) | Connectors
60 Parts, 1999
Catalog: Sets: Service Packs | 
* |
| 9942-1 (Inv) | Connectors and Bushings
152 Parts, 1998
Catalog: Sets: Educational & Dacta: Service Packs: Technic | 
* |
| 6628-2 (Inv) | Construction Workers
4 Parts, 4 Minifigures, 1984
Catalog: Sets: Town: Classic Town: Supplemental | 
* |
| 1653-1 (Inv) | Container
38 Parts, 2 Minifigures, 1989
Catalog: Sets: DUPLO: Basic Set | 
* |
| 1525-1 (Inv) | Container Lorry
140 Parts, 1 Minifigure, 1986
Catalog: Sets: Town: Classic Town: Cargo | 
* |
| 9701-1 (Inv) | Control Lab Building Set (Technology Building Set)
555 Parts, 11 Books, 7 Gear, 1993
Catalog: Sets: Educational & Dacta: Technic: Control Lab | 
* |
| 953002-1 (Inv) | Control Lab Curriculum Pack (Acorn Archimedes)
4 Books, 5 Gear, 1993
Catalog: Sets: Educational & Dacta: Technic: Control Lab | 
* |
| 953001-1 (Inv) | Control Lab Curriculum Pack (PC)
3 Books, 6 Gear, 1993
Catalog: Sets: Educational & Dacta: Technic: Control Lab | 
* |
| 9769-1 (Inv) | Control Lab Serial Cable for Macintosh (8 pin)
1 Part, 1995
Catalog: Sets: Educational & Dacta: Technic: Control Lab | 
* |
| 953009-1 (Inv) | Control Lab Teachers Project Guide
1 Book, 1 Gear, 1993
Catalog: Sets: Educational & Dacta: Technic: Control Lab | 
* |
| 953008-1 (Inv) | Control Lab Teachers Quick Start Guide
1 Book, 1 Gear, 1993
Catalog: Sets: Educational & Dacta | 
* |
| 9702-1 (Inv) | Control System Building Set
213 Parts, 2 Minifigures, 4 Books, 2 Gear, 1993
Catalog: Sets: Educational & Dacta: Technic: Control Lab | 
* |
| 45652-1 | Controller
2025
Catalog: Sets: Educational & Dacta: Science | 
* |
| 1601-1 (Inv) | Conveyance
175 Parts, 2 Minifigures, 1976
Catalog: Sets: LEGOLAND: Construction | 
* |
| 9938-1 (Inv) | Conveyor Belt Links
36 Parts, 1998
Catalog: Sets: Educational & Dacta: Service Packs: Technic | 
* |
| 5003101-1 (Inv) | Conveyor Belt Links Pack
50 Parts
Catalog: Sets: Educational & Dacta: Service Packs: Technic | 
* |
| 545-2 (Inv) | Conveyor Station
165 Parts, 1973
Catalog: Sets: LEGOLAND: Construction | 
* |
| 1407-1 (Inv) | Cooking with Mummy
6 Parts, 1 Minifigure, 2001
Catalog: Sets: DUPLO: Playhouse | 
* |
| 417-2 | Corner Bricks, Assorted Colours
1966
Catalog: Sets: Samsonite: Supplemental | 
* |
| 2455-1 (Inv) | Corral
22 Parts, 2 Minifigures, 1991
Catalog: Sets: DUPLO: DUPLO, Town: Farm | 
* |
| DS2023-1 (Inv) | Cosmic Daydreams - LEGO Design Seminar 2023
91 Parts, 7 Minifigures, 2023
Catalog: Sets: LEGO Brand: LEGO Employee Gift | 
* |
| 3069-1 (Inv) | Cosmic Wing
18 Parts, 1 Minifigure, 1999
Catalog: Sets: Town: Space Port | 
* |
| 3066-1 (Inv) | Cosmos Glider
14 Parts, 1 Minifigure, 1999
Catalog: Sets: Town: Space Port | 
* |
| 3654-1 (Inv) | Country Cottage
32 Parts, 1 Minifigure, 1982
Catalog: Sets: Fabuland | 
* |
| 806-2 (Inv) | Cowboy & Pony
87 Parts, 1964
Catalog: Sets: Samsonite: Basic Set | 
* |
| 9185-1 (Inv) | Cowboys
64 Parts, 6 Minifigures, 1998
Catalog: Sets: Educational & Dacta: DUPLO: Western: Cowboys | 
* |
| 5078-1 (Inv) | Crane Accessories
15 Parts, 1993
Catalog: Sets: Service Packs | 
* |
| 5126-1 (Inv) | Crane and Digger Accessories
18 Parts, 1995
Catalog: Sets: Service Packs | 
* |
| 1242-1 (Inv) | Crane Grab and Winch
4 Parts, 1986
Catalog: Sets: Service Packs | 
* |
| 706-4 (Inv) | Crane Grab Assembly
3 Parts, 1984
Catalog: Sets: Service Packs | 
* |
| 9960-1 (Inv) | Crane Hook, Cams and Propellers
13 Parts, 1994
Catalog: Sets: Educational & Dacta: Service Packs: Technic | 
* |
| 654-1 (Inv) | Crane Lorry
28 Parts, 1973
Catalog: Sets: LEGOLAND: Construction | 
* |
| 2646-1 (Inv) | Crane Set
17 Parts, 1 Minifigure, 1983
Catalog: Sets: DUPLO: DUPLO, Town: Cargo | 
* |
| 5169-1 (Inv) | Crane Set Assembly
7 Parts, 1987
Catalog: Sets: Service Packs | 
* |
| 6446-1 (Inv) | Crane Truck
22 Parts, 1 Minifigure, 1999
Catalog: Sets: Town: Town Jr.: Wrecker | 
* |
| 5244-1 (Inv) | Crawler Track Links
54 Parts, 1987
Catalog: Sets: Service Packs: Technic | 
* |
| 5004571-1 (Inv) | Create & Play Center Pack
4 Sets, 2015
Catalog: Sets: Educational & Dacta: DUPLO | 
* |
| 5003467-1 (Inv) | Create and Play Center Pack
5 Sets, 2014
Catalog: Sets: Educational & Dacta: DUPLO | 
* |
| 21206-1 (Inv) | Create and Race
223 Parts, 2014
Catalog: Sets: Fusion | 
* |
| 853881-1 | Creative Bag Charms
2019
Catalog: Sets: Friends | 
* |
| 10854-1 (Inv) | Creative Box
119 Parts, 1 Minifigure, 2017
Catalog: Sets: DUPLO: Basic Set | 
* |
| 10555-1 (Inv) | Creative Bucket
65 Parts, 2013
Catalog: Sets: DUPLO: Basic Set | 
* |
| 4540313-1 (Inv) | Creative Bucket (Toys "R" Us Exclusive Limited Edition)
76 Parts, 2009
Catalog: Sets: DUPLO: Basic Set | 
* |
| 4540315-1 (Inv) | Creative Bucket (Toys "R" Us Exclusive Limited Edition)
480 Parts, 2009
Catalog: Sets: Creator: Basic Set | 
* |
| 5004570-1 (Inv) | Creative Builder Center Pack
2 Sets, 2015
Catalog: Sets: Educational & Dacta: DUPLO | 
* |
| 5003474-1 (Inv) | Creative Builder Homeschool Pack
2 Sets, 2014
Catalog: Sets: Educational & Dacta: DUPLO | 
* |
| 5518-1 (Inv) | Creative Building
74 Parts, 2007
Catalog: Sets: DUPLO: Basic Set | 
* |
| 66189-1 (Inv) | Creative Building
2 Sets, 2007
Catalog: Sets: DUPLO: Basic Set | 
* |
| 10705-1 (Inv) | Creative Building Basket
1000 Parts, 2016
Catalog: Sets: Classic | 
* |
| 10820-1 (Inv) | Creative Building Basket
108 Parts, 2 Minifigures, 2016
Catalog: Sets: DUPLO | 
* |