https://www.9curry.com/admit-cards/5b863f IOCL Quality Control Officer Call Letter 2017 Published: December 27, 2017 8:41am | Updated: June 27, 2018 7:31pm by Gajendra Singh Rathore Advt No: Quality Control Officer Exam 2017 (IOCL Delhi Circle) IOCL Quality Control Officer Call Letter 2017: IOCL has issued the Admit Card on 27 Dec 2017 for the exam. Issued on: 27 Dec 2017