Teams total 577
| Name | From | To | Nationality |
|---|---|---|---|
| JCL Team UKYO | 2023 | 2025 |  |
| Jean Delatour | 2000 | 2003 |  |
| Jumbo - Visma | 2019 | 2023 |  |
| Kaiku | 2006 | 2006 |  |
| Kaiku - Caja Rural | 2005 | 2005 | |
| Karpin - Galicia | 2007 | 2008 | |
| KAS - Canal 10 | 1988 | 1988 | |
| KAS V | 1986 | 1987 | |
| Katusha | 2008 | 2016 |  |
| Keith Mobel - Partizan | 2014 | 2015 |  |
| Kelly - Simoldes - UDO | 2020 | 2023 |  |
| Kelme - Artiach | 1996 | 1996 | |
| Kelme - Costa Blanca | 1997 | 2003 | |
| Kelme - Sureña | 1995 | 1995 | |
| Kelme - Xacobeo | 1993 | 1993 | |
| Kelme I | 1980 | 1992 | |
| Kelme II | 1994 | 1994 | |
| Knauf | 2005 | 2006 |  |
| Konya Torku Seker Spor | 2011 | 2013 |  |
| KRKA - Adria Mobil | 2005 | 2005 |  |
