The 2019 3. divisjon (referred to as Norsk Tipping-ligaen after its sponsor) was a fourth-tier Norwegian football league season. The league consisted of 84 teams divided into 6 groups of 14 teams each and began on 13 April 2019.
The league was played as a double round-robin tournament, where all teams played 26 matches.
The following teams changed division since the 2018 season in 2019.
Promoted from 4. divisjon
Relegated from 2. divisjon
Promoted to 2. divisjon
Relegated to 4. divisjon
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