Phone Nos. of Thiruvallam KSEB Section
| Office Details | Phone Numbers |
| Ele Sn, Thiruvallam | 944 600 8092 |
| Ele Sn, Thiruvallam | 0471 2380267 |
KSEBL Centralised Customer Care Phone : 1912 OR 0471-2555544
KSEBL Automated Complaint Registration system : 949600 1912
KSEBL Automated Online payment Enquiry system : 949600 1912
KSEBL Automated WhatsApp system : 949600 1912