Gävle to Oslo train with SJ

Vy, formerly known as Norwegian State Railways (NSB), is a government-owned railway company that operates most passenger train services in Norway, as well as many bus services in Norway and Sweden. Vy offers intercity, regional, and commuter train services, connecting major Norwegian cities like Oslo, Bergen, and Trondheim, and also provides an international route between Oslo and Gothenburg, Sweden. Vy's train fleet includes electric multiple units like the Class 69, 72, 74, and 75 for commuter and regional services, and traditional locomotive-hauled trains for some intercity routes. Passengers can choose from various ticket types, including Single, Season, Lowfare, and Flex, with options for different comfort levels such as Plus, PlusNight lie-flat seats, and Sleeper compartments for overnight travel. Many trains offer amenities like free Wi-Fi, power outlets, and dining cars.

Mälartåg is a Swedish train company from the Mälardalen region operating in the Stockholm, Sörmland, Uppsala, Västmanland, Örebro and Östergötland. Mälartåg's train fleet consists of double-deckers and smaller regional trains with a maximum speed of 200 km/h.

Tåg i Bergslagen (TiB) is a Swedish train company that operates passenger rail transport across the Bergslagen region, connecting the four counties of Örebro, Västmanland, Gävleborg, and Dalarna. Established in 1993, TiB facilitates commuting for work and studies, as well as business and leisure travel. The company utilizes ER1 double-deck trains and Regina train types on its routes, which include lines such as Mora–Borlänge–Sala, Gävle–Borlänge–Mjölby, and Ludvika–Fagersta–Västerås.