In addition to the 6 KFUM-Kam. Oslo teams, 22 other teams played in Gutter 15 (født 2005). They were divided into 6 different groups, whereof KFUM-Kam. Oslo B could be found in Group D together with Øyer-Tretten IF 2 ØTI, Sokna IL and Faaberg Fotball.
KFUM-Kam. Oslo B continued to Sluttspill A after reaching 2:nd place in Group D. In the playoff they made it to 1/8 Final, but lost it against KFUM-Kam. Oslo 1 with 0-5. In the Final, KFUM-Kam. Oslo 1 won over Øyer-Tretten IF 1 ØTI and became the winner of Sluttspill A in Gutter 15 (født 2005).
KFUM-Kam. Oslo also participated in Gutter 14 (født 2005-06) during Lillehammer-cup 2019. They won Sluttspill A, after beating Moss FK 2 in the final with 8-3.
4 games played