Abstract
In a multilingual society, code mixing and code switching occur in communication. The purpose of this study is to describe the code switching and code mixing used by counseling teachers in providing counseling guidance at State Vocational High School 7 Jember. Sociolinguistic studies were applied to achieve the objectives of this study The data collected was in the form of counseling teacher's utterances in the process of counseling guidance which contained code mixing and code switching. The data sources are counseling teachers and guidance students. The data is analyzed using theory of code mixing and code switching. The result of this study indicates that counseling teachers use code switching from Indonesian to Javanese to give advice to the students. The use of the code switching is an effort to make the advice given more effective. Code mixing into Javanese occurs due to the background of the native language possessed by the counseling teacher namely Javanese language.
Key Words: language, pandhalungan, sociolinguistics, teacher, tobacco city