Letters of DoT

1. Allotment of 139 for Central Integrated Enquiry System
2. Change of Category of 139 from II to I
3. Allotment of 1072 as Train Accident Information Number
4. Allotment of 155210 as "Railway Vigilance Mobile Helpline."
5. Change of Category of 132 & 133 from Category II to Category I
6. Allotment of 138 for Premium Enquiry Service & Value added Services for Indian Railways
7. Allotment of 1311 as Emergency Helpline for Suburban Commuters of Western Railway
8. Allotment of 1310 as IVRS based Helpline Service for Western Railway
9. Number Plan for prefix 132