| Handheld game |  Computer Slotmachine | 1992 | Bandai Co., Ltd. Japan |
| Handheld game | Computer Slotmachine | 199? | Cititronics |
| Handheld game | Computer Stadium Baseball | 198? | Tomy |
| Handheld game | Computerized Arcade Model 60-2159 | 1981 | Tandy Corp. |
| Handheld game | Computron | 1980 | VTECH Video Technology, Ltd. |
| Handheld game | Condor | 198? | VTECH Video Technology, Ltd. |
| Handheld game | Condors Model 6659 | 1981 | Ludotronic France |
| Handheld game | Contra | 1989 | Konami Industry Co., Ltd. Japan |
| Handheld game | Cook & Dog | 198? | Commodoor |
| Handheld game | Cops Chase | 198? | VTECH Video Technology, Ltd. |
| Handheld game | Copycat Jr. | 198? | Tiger Electronic Toys, Inc. Orchard Mundelein, IL, USA |
| Handheld game | Copycat Model 7-520 | 1979 | Tiger Electronic Toys, Inc. Orchard Mundelein, IL, USA |
| Handheld game | Copycat Model 7-522 | 1989 | Tiger Electronic Toys, Inc. Orchard Mundelein, IL, USA |
| Handheld game | Cosmic 1000 Fire Away Model 60-2165 | 1982 | Tandy Corp. |
| Handheld game | Cosmic 2000 Fire Away Model 60-2170 | 1983 | Tandy Corp. |
| Handheld game | Cosmic 3000 Fire Away Model 60-2183 | 1984 | Tandy Corp. |
| Handheld game | Cosmic Combat Model 7602 | 1980 | Tomy |
| Handheld game | Cosmic Free Fire | 1983 | Actronics |
| Handheld game | Cosmic Pinball Model 49-65456 | 198? | Sears Chicago, IL, USA |
| Handheld game | Cosmic Quest Model 60-2458 | 198? | Radio Shack Fort Worth, TX, USA |
| Handheld game | Cosmic Twinvader Model 3213 | 1982 | Actronics |
| Handheld game | Cosmo Fighter Model CG-110 | 1983 | Casio Computer Co., Ltd. |
| Handheld game | Cosmo Flight | 198? | LIWACO Liebermann, Waelchli & Co |
| Handheld game | Cosmo Gangs | 198? | Bandai Co., Ltd. Japan |
| Handheld game | Cosmo Mobile | 198? | Morioka Tokei, Inc. |
| Handheld game | Cosmo Thunder Model CG-81 | 1983 | Casio Computer Co., Ltd. |
| Handheld game | Cosmo-Champion | 198? | POP Game |
| Handheld game | Cosmos | 1981 | Atari, Inc. CA, USA |
| Handheld game | Cosmos Grand Prix | 198? | Systema |
| Handheld game | Countdown Model LG1000GB | 2000 | Lexibook |
| Handheld game | Course de Voitures Model QQk-78 | 1989 | Unknown France |
| Handheld game | Cowboy | 198? | Ace Spiel & Uhr Germany |
| Handheld game | Cowboy Model 4847 | 198? | Ludotronic France |
| Handheld game | Cowboy Model SG-872 | 198? | Sunwing |
| Handheld game | Crab Grab Model UD-202 | 1984 | Nintendo Co., Ltd. Japan |
| Handheld game | Cracksman | 198? | POP Game |
| Handheld game | Cracksman | 198? | LIWACO Liebermann, Waelchli & Co |
| Handheld game | Craps | 1994 | MGA Micro Games of America |
| Handheld game | Crash Bandicoot | 200? | Universal Studios |
| Handheld game | Crazy Chewy | 1982 | VTECH Video Technology, Ltd. |
