| KB/S | Kilobytes Per Seconds 
| Others |
| KBS | Building Systems
| Others |
| KBS | Founders Kentucky Breakfast Stout
| Others |
| KBS | Kaiser Broadcasting System
| Others |
| KBS | Kansas Biological Survey
| Others |
| KBS | Kaplan Business School
| Others |
| KBS | Karen Buddhist Society
| Others |
| KBS | Kaser Bus Service
| Others |
| KBS | Kay Behrensmeyer Site
| Others |
| KBS | Kebabs Burgers and Sausages
| Others |
| KBS | Keio Business School
| Others |
| KBs | Kellermeyer Bergensons
| Others |
| KBS | Kellermeyer Bergensons Services
| Others |
| KBS | Kellermeyer Building Services
| Others |
| KBS | Kellogg Biological Station
| Others |
| KBS | Kellogg Bird Sanctuary
| Others |
| KBS | Kendall Ballistics Sniper
| Others |
| KBS | Kent Business School
| Others |
| KBS | Kentucky Breakfast Stout
| Others |
| KBS | Kettil Bruun Society
| Others |
| KBS | Key Business Solutions
| Others |
| KBS | Key Business System
| Others |
| KBS | Keyboard System
| Others |
| KBS | Keystone Broadcasting System
| Others |
| KBS | Kigali Bus Services
| Others |
| KBS | Kill Billy Simulator
| Others |
| KBS | Kilo Brisn Sells
| Others |
| KBS | Kim Braly Signature
| Others |
| KBS | Kirshenbaum Bond Senecal
| Others |
| KBS | Kitchen and Bath Source
| Others |
| KBS | Klamath Blues Society
| Others |
| KBS | Knex Bullpup Sniper
| Others |
| KBS | Knowledge Based Search
| Others |
| KBS | Knowledge Based Support
| Others |
| KBS | Knowledge based System
| Others |
| KBS | Knowledge Based Systems
| Others |
| KBS | Knowledge Beyond Structures
| Others |
| KBS | Knowledge-Based System
| Others |
| KBS | Koll Bren Schreiber
| Others |
| KBS | Korean Banning Station
| Others |
| KBS | Korean Banning System
| Others |
| KBS | Korean Blocking System
| Others |
| KBS | Korean Boyfriends and Spouses
| Others |
| KBS | Korean Broadcasting System
| Others |
| KBS | Kosovo Business Support
| Others |
| KBS | Kuntao Blades Sticks
| Others |
| KBS | Kuntao, Blades, and Sticks
| Others |
| KBS | Kuwait Bilingual School
| Others |
| KBS | Kyoto Broadcasting System
| Others |