1.STUDENT’S CO-OPERATIVE STORE
The Alagappa Chettiar College of Engineering and Technology and Alagappa Polytechnic Students’ Cooperative Stores Limited was registered on 19.01.1956. Every student on admission to the college automatically becomes a member of co-operative store. The store primarily caters to the requirements of the students.

2. MEDICAL FACILITIES
There is a dispensary in the hostel campus with an attached in patient ward to accommodate students and members of the staff and their families in case of illness. The unit is under the charge of a Medical Officer assisted by a pharmacist.

3. AUDITORIUM
The College auditorium (DewanBahadurMurugappa Hall) has a seating capacity of about 600. It has a spacious stage for conducting Graduation day, Cultural programmes& entertainment.

4. POST OFFICE
The Alagappa Engineering College post office, Karaikudi. (Pincode : 630 003) is located in the college campus.

5. BANK
i) IDBI Bank extension counter functions to collect fees from the students.
ii) SBI ATM facility is available in CECRI shopping Complex.
iii) Indian Bank ATM facility is available in the college road.