Altius International Football Academy scored a 1-0 win over Real Malabar FC in another match.
Hosts Kerala are placed in Group A, which consists of heavyweights West Bengal and Punjab. Rajasthan and Meghalaya are the other teams in the group.
Football Club Areekode and Altius International Football Academy played out a 2-2 draw in another match.
The final round will be held at Malappuram from February 20 to March 6.
The teams will stay in a bio-secure bubble, while spectators will be allowed as per Covid protocol.
Six teams are in the fray and a total of 30 matches will be played in a double-leg format in the KWL.
The hosts, who only needed a draw to make it to next month's final round, outplayed Puducherry 4-1 to finish with an all-win record.
Kerala only need a draw against Puducherry in their final group fixture to progress to the main round.
Kerala's next game is against Andaman and Nicobar on Friday.
Head coach Bino George has named a 22-member squad for the qualifers to be held at the Jawaharlal Nehru Stadium in Kochi.