DTC is operating Interstate Services in 6 states and U.T. Chandigarh viz. Haryana, Punjab, Uttar Pardesh, Himachal Pardesh, Rajasthan, and Jammu & Kashmir. The Corporation is operating about 133 Interstate Routes with about 727 buses. DTC runs Air-Conditioned Deluxe, Deluxe with push-back seats, Semi-Deluxe, Ordinary Buses on Interstate Routes. The Buses are having curtains, fans, comfortable cushion facilities as well as Air-suspension for smooth and safe ride. Just like RSRTC and KSRTC, DTC is known for its air conditioned and deluxe interstate bus services. DTC provides an efficient, comfortable, reliable, economical and properly coordinated bus services to the commuters of Delhi and adjoining states.

DTC has deployed about 2154 CNG buses for the city service. There are about 814 routes, out of these routes DTC buses are plying on 630 routes on Delhi Roads. DTC runs ordinary bus service, limited bus services, night bus services, green line services, railway special services and palam coach services, the bus fare for each of this service differs. Separate bus fares for adult and children. DTC issues Green Card daily which is valid for traveling in DTC City buses through out the day. The fare is Rs. 25/- only. DTC issues passes to student, general public, police, resident of resettlement colonies. For the convenience of the public, DTC has opened PASS SECTION at 37 different locations including the centralised location at Scindia House.( Phone No. 23317445 ).

Paid parking is available at major DTC bus stations. DTC provides much more services then described here. You can visit the official website of Delhi Transport Corporation for more information. Interstate bus routes and intercity bus routes information, student pass requirements, complaints and sugestions links and help is available from the official website. DTC also runs Sight seeing tours within Delhi known as Delhi Darshan. DTC fare is Rs. 100 per person, and half ticket is charged for childrens between the age of 5 to 12 years. The tour covers approximately 8 places within Delhi namely Red fort, Delhi Metro (Kashmere gate), Raj ghat, India gate, Indira Gandhi Samitri, Qutab Minar, Lotus Temple, Birla Mandir.
Delhi transportation inquiry & Reservation

I.S.B.T., Kashmere Gate, Phone No. 23868836, 23865181

I.S.B.T. Sarai Kale Khan, Phone No. 24358092

I.S.B.T. Anand Vihar, Phone No. 22152431
CNG Leakage Checking Centres

DTC has started operation of CNG Leakage Checking Centers at following six terminals w.e.f. 30.01.2006. These Centers have been started with the directions of Hon’ble Supreme Court and Commissioner (Transport), Govt. of NCT of Delhi.

Nehru Place Terminal - 26289069

Hauz Khas Terminal - 20901270

Raja Garden Terminal - 20901250

Mangol Puri Terminal - 20901272

Nazaf Garh Terminal - 20901264

Mayur Vihar Terminal - 20901260

State Transport Authority has made amendments in the permit condition of stage and contract carriage CNG propelled Omni buses to ensure safety of the commuters and other road users. Now it is mandatory for permit holders to get their vehicles checked for CNG leakage every quarter from the approved centers of DTC. DTC will issue a certificate to the vehicle owner which will be valid for three months from the date of issue. The checking will be carried out as per the provisions of Annexure-VIII of AIS: 024 standards (Automotive Industry Standards) in regard to CNG Leakage. A fee of Rs. 500/- (Rupees Five Hundred only) will be charged for CNG Leakage checking. In case of leakage, a leakage report will be provided to the operator specifying the point of leakage for rectification of the defect. Rs. 250/- (Rs. Two hundred fifty) only will be charged for rechecking of the vehicle if the vehicle is produced for rechecking within three working days from the date of 1st checking. Rs. 500/- (Rs. Five hundred) only will be charged for rechecking of the vehicle if the vehicle is produced after three working days from the date of 1st checking. All these centers work for seven days a week, except holidays from 08.30 hours to 17.00 hours. Private operators will have facility to book their vehicle for checking in advance to avoid trip missing of their vehicle.
(Source: DTC Official website)