Anna University Roll Number Format

I want list of Roll Number Format and Code of all Engineering Colleges of Anna University. So where I can get the following list. Can I get this list of Roll Number Format and Code of all Engineering Colleges from the official website of Anna University? Pls give contact address of the Exam office of the Anna University.

i am old reg no 411515114129 ,i am not paying exam fees in 4 semester in 2017 may / june , i have attendance in 4 sem so i want to write arrear exam and 4 sem exams in nov 2017 i like write exam

pls register no this semester i have not payed in 4 sem so i not continue in higher class so i have an arrear also so i want arrear exam and also 4 sem also want to write in this semester of nov 2017 i have an 70%attendance in 4 sem my old reg no is 411515114129 .please i want to write in this semester

thanking you ,