There are only limited studies regarding the assessment of knowledge level of lactating mothers regarding anganwadi services in Kerala. Objective: The main purpose of the study is to assess the knowledge level of lactating mothers regarding the services they received from Anganwadi centres’ Methodology: Data collected from 102 lactating mothers in Kerala were organized, classified and analysed systematically using mean score, standard deviation, standard error, frequencies and one way-ANOVA Findings: There is significant relationship between districts and knowledge level of lactating mothers about the awareness program about after delivery care. There is significant relationship between region of residence and awareness level of lactating mothers about supplementary nutrition services. Limitations: The major limitation of the study is that a survey is done among the lactating mothers and the study is based on their opinion. It is a cross- sectional investigation with self-designed questionnaire Scope for future research: Future research can be done on the study by taking other beneficiaries of ICDS program into consideration. Time series study can be also done under this topic. The study can be repeated in other states of India also