This paper will discuss the impact of non-commercial advertisements on television viewers in Mayiladuthurai town. Advertising is a powerful medium of mass communication, particularly TV advertising. So, every organization uses TV channels create a awareness to the public. It is used to inform, educate and motivate the public about Non-commercial public interest issues. The advertisement had a reach among public and it was easily understandable by public. Therefore the researcher aims to analysis the impact of non-commercial advertisements on television viewers. The research design undertaken for the study was convenient sampling method is used and sample size consists of 150 respondents. Simple percentage method, chi-square analysis and simple ranking method was used to analysis the data collected and result of the study.