Indian Airlines was the name used by government run airline before it was merged with Air India and now the combined name for both domestic and International flights is Air India.
Indian Airlines Phone Numbers
Toll Free Number of Indian Airlines - 1800 180 1407
Website - http://www.airindia.in/
Phone Numbers of India Region Toll Free Number : 1800 22 7722 (from all MTNL/BSNL lines)
Also read Indian Airlines Domestic Services
Northern/Eastern India : 0124 2877 777 (landline for private telecom/mobile users) Fax : 0124 2877 888 E mail ID : email@example.com
Western/Southern India : 022 2758 0777 (landline for private telecom/mobile users) Fax No : 022 2759 2888 E mail ID : firstname.lastname@example.org