1972–73 Norwegian 2. Divisjon season

The 1972-73 Norwegian 2. Divisjon season was contested by 11 teams and won by Furuset Ishockey, who was promoted to the 1. Divisjon along with Manglerud Star Ishockey and Sparta Sarpsborg.

Final round
Furuset and Manglerud were directly promoted. Sparta and Stjernen qualified for the promotion/relegation round to the 1. Divisjon.

1. Divisjon Promotion/Relegation
! width="30" | ! width="200" | Club ! width="30" | GP ! width="30" | W ! width="30" | T ! width="30" | L ! width="70" | GF-GA ! width="70" | Pts
 * class="prettytable"
 * - bgcolor="#e0e0e0"
 * - bgcolor="#BCD2EE" align="center"
 * 1. ||align="left"| Gruner/Hugin || 5 || 4 || 1 || 0 || 34:13 || 9
 * - bgcolor="#BCD2EE" align="center"
 * 2. ||align="left"| Sparta Sarpsborg || 6 || 3 || 2 || 1 || 33:16 || 8
 * - bgcolor="#FFFFFF" align="center"
 * 3. ||align="left"| Stjernen Hockey || 4 || 1 || 1 || 2 || 15:20 || 3
 * - bgcolor="#FFFFFF" align="center"
 * 4. ||align="left"| Lambertseter IF || 5 || 0 || 0 || 5 || 8:41 || 0
 * }