The Ministry of Health on April 6 reported 72 new Covid-19 cases, all but one of which were linked to the February 20 community outbreak.
The imported case is an Indian national who arrived via South Korea on April 4.
The cluster cases include one Myanmar and three Chinese nationals, with the rest being Cambodian.
The Cambodian patients include three children aged 5 to 16.
Phnom Penh recorded the most cases at 32, followed by Preah Sihanouk province at 22, Kandal at nine, three each in Pursat and Svay Rieng, and one each in Prey Veng and Kampot.
The ministry also reported 47 recoveries, all but one of which were linked to the February 20 outbreak, bringing the tally to 1,276.
As of April 6, Cambodia had recorded a total of 2,824 Covid-19 cases with 1,003 receiving ongoing treatment and 22 confirmed deaths from the disease.