^ Byåsen and Harstad from 1. divisjon played qualification games against group winners from 2. divisjon ^ Verdal finished second 6️⃣ in Group 5 and qualified for promotion play-offs, but was not promoted. ^ Mo finished second in Group 7 and 6️⃣ qualified for promotion play-offs, but was not promoted.

^ Haugesund finished second in Group 3 and was promoted

Reserve teams of clubs 6️⃣ from the two top divisions can participate in the 2. divisjon. Reserve teams of clubs from the 1. divisjon can 6️⃣ not play in the 2. divisjon, so if a team is relegated from the 1. divisjon, the club's reserve team 6️⃣ will be relegated to the 3. divisjon regardless of their final position in the league.[7]

From 2024, 2. divisjon has its 6️⃣ title sponsorship rights sold to PostNord.

Period Sponsor Name 1963–1990 No sponsor 3. divisjon 1991–2008 2. divisjon 2009–2011 Fair Play ligaen 6️⃣ 2012–2024 Norsk Tipping Oddsen-ligaen 2024– PostNord PostNord-ligaen