2008 Thailand League Division 2 in association football league competitions was contested by the two Group league winners of the 3rd level championships of Thailand.
The league winners and runners up Group A and Group B were promoted to Thailand Division 1 League. No teams would be relegated due to restructuring at the end of the season.
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Last Update October 1, 2011
The 2008 winner of the Thailand Division 2 League Championship was Prachinburi FC.