The Covid-19 pandemic affected the performance of Primary Health Care (PHC) worldwide. This study was performed to investigate the impact of the Covid-19 pandemic on the utilization of PHC in Iran. Covid-19 Pandemic has affected the performance of Iranian PHC at the beginning and overall, has a negative consequence on utilization of services. Preparedness to respond to pandemics and develop programs and interventions is necessary to cover the weaknesses of the PHC.