Toll Free: 1800 180 1500,1800 180 1502 (WLL),1800 180 1503 (BSNL) (For GSM Mobile Services),1800 345 1504,1800 425 1957 (BSNL) (For MPLS & Other Data Services),1800 345 1500 (BSNL Landline),1800 345 1800,1800 345 4500,1500,1502,1503,1504,1505