| 1 | KEL | KBA Kieler Business Air | | D | AVCODES |
| 2 | KEL | Kelner Airways Limited | Callsign: Kelner, | CDN | AVCODES |
| 3 | KELB | KELLESVIG TRUCKING INC | | | SCAC3 |
| 4 | KELB | KICKER ENERGY LLC | | | SCAC4 |
| 5 | KELC | KARR, ELLIS & COMPANY INC | | | SCAC3 |
| 6 | KELC | KELLER LOGISTICS LLC | | | SCAC4 |
| 7 | KELD | KELLY OIL PRODUCTS | | | SCAC4 |
| 8 | KELE | KELLY TOURS AND TRAVEL LLC | | | SCAC4 |
| 9 | KELF | KENNEDY, L F TRUCKING COMPANY | | | SCAC3 |
| 10 | KELF | KOOIKER ENTERPRISES LTD | | | SCAC4 |
| 11 | KELI | KELLY, CLARK B | | | SCAC3 |
| 12 | KELI | KERIC | | | SCAC4 |
| 13 | KELJ | KENNEDY, LOUIS J TRUCKING COMPANY | | | SCAC3 |
| 14 | KELJ | KENNEDY, LOUIS J TRUCKING COMPANY | | | SCAC4 |
| 15 | KELK | KENILWORTH LEASING CORPORATION | | | SCAC3 |
| 16 | KELL | KELLER TRUCKING COMPANY, INC | | | SCAC3 |
| 17 | KELM | KELM MANUFACTURING CO | | | SCAC3 |
| 18 | KELM | KELCOATINGS LIMITED | | | SCAC4 |
| 19 | KELN | KELLEY, C W TRANSPORT INC | | | SCAC3 |
| 20 | KELP | KEEL, PAUL WAYNE | | | SCAC3 |
| 21 | KELQ | KAMRON EXPRESS LLC | | | SCAC4 |
| 22 | KELR | KENT ENTERPRISES LLC | | | SCAC4 |
| 23 | KELS | KZ EXPRESS LLC | | | SCAC4 |
| 24 | KELT | KELSO TRUCKING | | | SCAC3 |
| 25 | KELT | KELVINGTON TRANSPORT LTD | | | SCAC4 |
| 26 | KELW | KELLER-WEBER TRUCKING INC | | | SCAC3 |
| 27 | KELW | KELLER WEBER TRUCKING INC | | | SCAC4 |
| 28 | KELX | Kellogg Company | added 7/1981; 1/1994-7/2005 | | NAKINA |
| 29 | KELX | Kellogg Company | added 7/81; 1/94-7/2000 | | NRHS |
| 30 | KELX | KELLOGG COMPANY | | | PWRC |
| 31 | KELX | Kellogg | | | RSRV |
| 32 | KELX | KELLOGG COMPANY | | | SCAC4 |
| 33 | KELX | Kellogg Company | | USA | TRAFFIC |
| 34 | KELY | KELLEY, E J CO INC, THE | | | SCAC3 |
