Indian Oil Corporation [IOC] — Not responding about gas leakage

Address:

700122

My Consumer no is 09281. Since yesterday 2nd January 2016 my Cylinder is leaking GAS. Tried all the phone nos given in your refill voucher and in your website including the National No 1906. No body is responding . The phones are either Switched Off or not picking up. What to DO! Should i CALL FIRE BRIGADE!