Honkbal Overgangsklasse
The Honkbal Overgangsklasse was the second highest level of professional baseball in the Netherlands. It was a twelve-team league that played a 22-game schedule followed by two separate 15-game schedules for the best six teams and the weakest six teams, and is overseen by the [Royal Baseball in the Netherlands|Netherlands Baseball and Softball Federation|KNBSB]. Games are played principally on weekends. The season ran from April to August and previously had a promotion and relegation system with the highest level of baseball in the Netherlands, the Honkbal Hoofdklasse, so that the composition of the top level may change from year to year.
The 2011 Honkbal Overgangsklasse season began 8 April.
15-game schedule
Top six teams
The 2011 Honkbal Overgangsklasse 1–6 season began on 25 June and ended on 4 September.
Bottom six teams
The 2011 Honkbal Overgangsklasse 7–12 season began on 25 June and ended on 4 September.