Contact Calcutta Boys School
Phone, email, WhatsApp and enquiry channels for Calcutta Boys School, Sonarpur, Kolkata — 700150.
About CBS — contact
Reach Calcutta Boys School on 3324340086 or by email at cbssonarpur@gmail.com. Admission enquiries are best directed during school hours (Playgroup to class 2 - 7:00 AM to 10:00 AM & Class 3 to class 8 - 10:00 AM to 3:50 PM).
For faster responses, use the enquiry form on this page — it routes directly to the admission office along with your contact preferences.