As per your demand here is the Contact Detail of Hindustan Petroleum HPCL & LPG Kolkata Regional Office

Regional Office
Aviation Service
Kolkata
Contact -25116391,25110405,25006570
Address - HPCL Dumdum ASF,
Kolkata Airport North
24 Paraganas,
West Bengal,
pin 700052.

Regional Office - Customer Service Kolkata
Contact - 9830121232
Address
CL, 771 Anadapur,
First floor, E. M
Bypass, Kolkata
West Bengal, Pin -
700107.

Regional Offices (Bulk Fuels & Lubes)
Kolkata – DS RO
Contact - 22829527, 22829881, 22829882
Address
HP gas Customer
Service Cell, HP
Industry House, 8th
Floor 10 , Camac
Street Kolkata, West
Bengal, pin–700017.

Regional Offices (HP Gas)
East Zone – LPG SBU
Contact - 24195100, 24195130
Address
HPCL, Pubanchal Bhawan,
771, Anandapur,
2nd floor, off. E M Bypass, Kolkata, West Bengal,
Pin – 700101.

Kolkata LPG RO
Contact - 24393266, 24393265
Address
Kolkata LPG RO,
HPCL, P – 4, oil
Installation Road
Paharpur, Kolkata,
West Bengal, Pin-
700088.