Teams total 577
| Name | From | To | Nationality |
|---|---|---|---|
| Hitachi II | 1989 | 1989 |  |
| Home - Jack and Jones | 1998 | 1999 |  |
| HTC - Columbia | 2009 | 2010 |  |
| HTC - Highroad | 2011 | 2011 | |
| Hueso - Manzaneque | 1981 | 1981 |  |
| Hueso Chocolates | 1982 | 1985 | |
| IAM Cycling | 2013 | 2016 |  |
| iBanesto.com | 2001 | 2003 | |
| Illes Balears - Banesto | 2004 | 2004 | |
| Illes Balears - Caisse d'Epargne | 2005 | 2005 | |
| Index - Alexia | 2002 | 2002 |  |
| Inoxpran | 1979 | 1983 | |
| Intel - Action | 2006 | 2007 |  |
| Intral Renting - NEC - Ricoh - Eddy Merckx | 1988 | 1988 | |
| Ipso - Euroclean | 1997 | 1999 | |
| ISD - Neri | 2009 | 2010 | |
| Isoglass - EVS - Robland - Galli | 1988 | 1988 | |
| Israel Start-Up Nation | 2020 | 2021 |  |
| Itera - Katusha | 2010 | 2015 |  |
| Jazztel - Costa de Almeria | 2000 | 2002 | |
