| Slot Machine |  American Poker Elite | 2001 | Octavian Italy srl Bussolengo, VR, Italy |
| Slot Machine | American Pool | 200? | Inversiones Comatel, S.L. |
| Slot Machine | American Pride Mechanical slot | 199? | CDS Casino Data Systems Las Vegas, NV, USA |
| Slot Machine | American Reels Plus | 1997 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | American Reels Mechanical | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | American Reels Powerball | 200? | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | American Revolution | 1994 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | American Roulette | 200? | Videobet Estonia |
| Slot Machine | American Roulette deluxe | 2008 | AGI Austrian Gaming Industries Novomatic Group |
| Slot Machine | American Roulette 5-Player | 200? | Abaco d.o.o. Sežana, Slovenia |
| Slot Machine | American Roulette 8-Player | 200? | Abaco d.o.o. Sežana, Slovenia |
| Slot Machine | American Slot | 2009 | Alfa Tech Srl. Italy |
| Slot Machine | American Spirit | 1994 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | American Star | 2002 | IGCA Innovative Gaming Corp. of America Las Vegas, NV, USA |
| Slot Machine | American Thunder | 200? | Spectre Gaming, Inc. Plymouth, MN, USA |
| Slot Machine | American Treasures | 2008 | Bally Tech., Inc. |
| Slot Machine | American Treasures | 200? | Subsino Co., Ltd. |
| Slot Machine | American Treasures | 2007 | Subsino Co., Ltd. |
| Slot Machine | American Wilds | 2011 | AGI Austrian Gaming Industries Novomatic Group |
| Slot Machine | Americana | 2005 | GTech Corp. Providence, RI, USA |
| Slot Machine | Amigo Road Model 222 | 2001 | Sigma Game, Inc. |
| Slot Machine | Amigo Road Model 282 | 200? | Sigma Game, Inc. |
| Slot Machine | Amigo Road Model 548 | 200? | Sigma Game, Inc. |
| Slot Machine | Amigos | 2005 | Magistr Ukraine |
| Slot Machine | Amore Di Verona | 2006 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Amulet of Jade | 2010 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Amusement Park | 200? | Dragon Co., Ltd. |
| Slot Machine | An Escape From Alcatraz | 200? | Belatra |
| Slot Machine | Anasazi | 2006 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Anastasia | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Anchor | 1893 | Schultze, Gustav F.W. San Francisco, CA, USA |
| Slot Machine | Ancient Arcadia | 2011 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Ancient Chinese Secret | 2007 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Ancient Dragon | 2010 | Konami Gaming, Inc. Las Vegas, NV, USA |
| Slot Machine | Ancient Egypt | 200? | Borden Technology Corp. Kaohsiung, Taiwan |
| Slot Machine | Ancient Embers | 200? | Konami Industry Co., Ltd. Japan |
| Slot Machine | Ancient Flame | 2005 | Konami Gaming, Inc. Las Vegas, NV, USA |
| Slot Machine | Ancient Fortunes | 2002 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Ancient Gold | 2006 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Ancient Greece | 201? | Aries Technology |
