Source: As worded by Indian Railways, Government of India

In India, Indrail Passes are available for sale in Railway Reservation Offices at: Ahmedabad, Aurangabad, Bangalore, Howrah, Chennai, Gorakhpur, Hyderabad, Jaipur, Mumbai, New Delhi, Pune, Secunderabad, Thiruvananthapuram Central, Vadodara, Varanasi and Vasco-da-Gama. Certain recognized Travel Agents are also authorized to sell these Passes in Delhi, Mumbai, Kolkata and Chennai.