Grong station is a hub at the Nordland line. From the station there are ceveral bus routes in connection with the trains. There are bus-services towards Rørvik, Brønnøysund and Namsos. Office for local transport services at the station is open from 08.00 - 20.00 avery day, phone 0047 74 33 18 70.
From Grong there are long distance train services towards Trondheim and Bodø.