| 1 | KSB | København - Slangerup Banen (Slangerupbanen) | 1906 - 1948 | DK | jernbanen.dk |
| 2 | KSB | København - Slangerup Banen (Slangerupbanen) | 1906 - 1948 | DK | TRAFFIC |
| 3 | KSBI | KOCH SCHOOL BUS SERVICE INC | | | SCAC4 |
| 4 | KSBK | KEYSTONE BULK TRANSPORT LTD | | | SCAC3 |
| 5 | KSBK | K & J LOGISTICS INC | | | SCAC4 |
| 6 | KSBL | KICKERT SCHOOL BUS LINE INC | | | SCAC3 |
| 7 | KSBS | KEYSTONE BUS SERVICE INC | | | SCAC3 |
| 8 | KSBU | GUANGDONG BESTCON INTELLIGENT EQUIPMENT CO., LTD. | | PRC | BIC |
| 9 | KSBW | K & S BONDED WAREHOUSE INC | | | SCAC3 |
