Powergrid Corporation of India
Address: B-9, Qutab Institutional Area,
Katwaria Sarai, New Delhi -110016
EPABX : 011-26560112, 26560115, 26560193, 26564892
Telephone: 91-124-2571700 through 2571719
FAX: 91-124-2571760, 2571761
Website: https://www.powergridindia.com
