| Atari 400/800 cart. |  Sammy Lightfoot | 198? | Sierra On-Line, Inc. USA 20626 |
| Atari 400/800 cart. |  Satan's Hollow | 1982 | CBS Soft. |
| Atari 400/800 cart. | Scramble P Hb | 2020 | AtariAge |
| Atari 400/800 cart. | Sea Chase | 1983 | Romox, Inc. Campbell, CA, USA |
| Atari 400/800 cart. | Sea Fox | 1982 | Broderbund Soft., Inc. CA, USA 47956 |
| Atari 400/800 cart. | Sea Horse Hide'n Seek Model 4L-9890 | 1984 | CBS Soft. |
| Atari 400/800 cart. | Seafox Model ATCART193 | 1983 | Broderbund Soft., Inc. CA, USA 47956 |
| Atari 400/800 cart. | Serpentine Model ATCART190 | 1982 | Broderbund Soft., Inc. CA, USA 47956 |
| Atari 400/800 cart. | Sesame Street Letter-Go-Round Model 75370 | 1984 | CBS Soft. |
| Atari 400/800 cart. | Shadow World | 198? | Synapse Soft. Corp. |
| Atari 400/800 cart. | Shamus | 1982 | Synapse Soft. Corp. |
| Atari 400/800 cart. | Silicon Warrior Model 644R | 1983 | Epyx, Inc. Redwood City, CA, USA |
| Atari 400/800 cart. | Sky Writer Model RX8059 | 1984 | Atari, Inc. CA, USA |
| Atari 400/800 cart. | Slamball | 198? | Synapse Soft. Corp. |
| Atari 400/800 cart. | Slime | 1982 | Synapse Soft. Corp. |
| Atari 400/800 cart. | Soccer Model THB12003 | 1982 | Thorn EMI Video, Ltd. UK |
| Atari 400/800 cart. | Space Invaders Model CXL4008 | 1980 | Atari, Inc. CA, USA |
| Atari 400/800 cart. | Space Journey | 1983 | Roklan |
| Atari 400/800 cart. | Space Shuttle - A Journey Into Space Model CA-012 | 1983 | Activision, Inc. Mountain View, CA, USA 47875 |
| Atari 400/800 cart. | Spark Bugs | 1983 | Romox, Inc. Campbell, CA, USA |
| Atari 400/800 cart. | Speedway Blast | 1982 | IDSI |
| Atari 400/800 cart. | Spider City | 1983 | Sirius Soft., Inc. Sacramento, CA, USA |
| Atari 400/800 cart. | Springer | 1983 | Tigervision Tiger Electronic Toys, Inc. Orchard Mundelein, IL, USA |
| Atari 400/800 cart. | Spy Hunter | 1984 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Atari 400/800 cart. | Squish 'Em! | 1983 | Sirius Soft., Inc. Sacramento, CA, USA |
| Atari 400/800 cart. | Star Maze | 1984 | Roklan |
| Atari 400/800 cart. |  Star Raiders Model CXL4011 | 1986 | Atari Corp. CA, USA |
| Atari 400/800 cart. | Star Raiders Model CXL4011 | 1979 | Atari, Inc. CA, USA |
| Atari 400/800 cart. | Star Trek - Strategic Operations Simulator Model 004-03 | 1983 | SEGA Enterprises, Ltd. Tokyo, Japan |
| Atari 400/800 cart. | Star Trux Model RX8037 | 1982 | Atari, Inc. CA, USA |
| Atari 400/800 cart. | Star Wars - Return of the Jedi - Death Star Battle Model PB101303 | 1983 | Parker Bros. Beverly, MA, USA |
| Atari 400/800 cart. | Star Wars - The Arcade Game | 1984 | Parker Bros. Beverly, MA, USA |
| Atari 400/800 cart. | Stargate | 1984 | Atari, Inc. CA, USA |
| Atari 400/800 cart. | Starion | 1983 | Romox, Inc. Campbell, CA, USA |
| Atari 400/800 cart. | Story Machine | 1983 | Spinnaker Soft. Corp. |
| Atari 400/800 cart. | Submarine Commander Model THA12001 | 1982 | Thorn EMI Video, Ltd. UK |
| Atari 400/800 cart. | Super Breakout Model CXL4006 | 1979 | Atari, Inc. CA, USA |
| Atari 400/800 cart. | Super Breakout Model RX8006 | 1987 | Atari Corp. CA, USA |
| Atari 400/800 cart. | Super Cobra | 1983 | Parker Bros. Beverly, MA, USA |
| Atari 400/800 cart. | Super E-Burner | 1992 | CSS |
