Champions by season
- 2019-20UD Logroñés2nd Cultural Leonesa
- 2018-19Racing Santander2nd UD Logroñés
- 2017-18Mirandés2nd Sporting Atlético
- 2016-17Albacete2nd Toledo
- 2015-16Real Madrid Castilla2nd Barakaldo
- 2014-15Huesca2nd Athletic Bilbao B
- 2013-14Sestao River2nd Leganes
- 2011-12Mirandés2nd Ponferradina
- 2010-11Eibar2nd Mirandés
- 2009-10Alcorcón2nd Oviedo
- 2008-09Cartagena2nd Lorca Deportiva
- 2005-06Salamanca2nd Real Sociedad B
- 2004-05Ponferradina2nd Real Unión
- 2003-04Atlético Madrileño2nd Real Madrid Castilla
- 2002-03Real Unión2nd Barakaldo
- 2001-02Barcelona Atlètic2nd RCD Espanyol B
- 2000-01Burgos2nd Cultural Leonesa
- 1999-00Gimnástica Torrelavega2nd Deportivo Aragón
- 1998-99Cultural Leonesa2nd Bermeo
- 1997-98Barakaldo2nd Athletic Bilbao B
- 1996-97Aurrerá de Vitoria2nd Numancia
- 1995-96Sporting Atlético2nd Osasuna Promesas
- 1994-95Deportivo Alavés2nd Numancia
- 1993-94Deportivo Alavés2nd Sestao River
- 1992-93Deportivo Alavés2nd Barakaldo
- 1991-92Sant Andreu2nd Manlleu
- 1990-91Racing Santander2nd Deportivo Alavés
Most titles
Sources: Wikipedia (CC BY-SA 4.0), API-Football · Data sources