Drammen og Omegn Busslinjer was a Norwegian bus company operating in Greater Drammen until 1999 when it was sold to Nettbuss because of financial difficulties and renamed Nettbuss Drammen.
Drammen og Omegn Busslinjer was a Norwegian bus operator serving Greater Drammen until 1999, when it faced financial issues and was acquired by Nettbuss, rebranded as Nettbuss Drammen.