Objective: The aim of this study is to  evaluate the communication skills (Social Skills, Language Learning Skills and Play Skills) of Autistic Preschool Students. method: This survey study was conducted on 54 autistic preschool students (39 boys and 15 girls) from 15 schools in Tehran. The subjects were selected randomly. The communica-tion skills checklist which was used in this study was made according objects of Organization of  Special Education  has three subtests: Social Skills, Language Learning Skills and Play Skills. Results: Research tools analysis showed that the validity and reliability of checklist is acceptable. Meanwhile analysis of checklist items revealed that autistic preschool students in social skills and language learning skills reach at percentage point 40, and in play skills, reach at percentage point 28. Conclusion: More than half of the autistic preschool students have not achieved the maintained objects in social skills, language learning skills and play skills, so their curriculum needs to be reviewed in communication skills especially in the play skills.