Phone Nos. of Chennamangalam KSEB Section
| Office Details | Phone Numbers |
| Ele Sn, Chennamangalam | 949 600 8990 |
| Ele Sn, Chennamangalam | 0484 2518446 |
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