| Ambala Contonment Junction | |
| Type: | Indian Railways station |
| Style: | Indian Railways |
| Address: | Grand Trunk Road, Ambala Cantonment, Haryana |
| Country: | India |
| Elevation: | 272.53m (894.13feet) |
| Line: | Delhi–Kalka line Moradabad–Ambala line Ambala–Attari line Ambala–Bathinda line Ambala–Amb Ambara |
| Structure: | Standard on ground |
| Platform: | 8 (1A,1,2,3,4,6,7) |
| Tracks: | 10 |
| Parking: | Yes |
| Bicycle: | No |
| Electrified: | 1999–2000 |
| Accessible: | Available |
| Owned: | Indian Railways |
| Operator: | Northern Railway |
| Status: | Functioning |
| Map Type: | India Haryana |
| Map Dot Label: | Ambala Cantonment |
| Map Size: | 280 |
| Mapframe: | yes |
| Mapframe-Caption: | Interactive map |
Ambala Cantonment Junction railway station, often abbreviated as Ambala Cantt (station code: UMB)[1] is a major junction station at the junction of Delhi–Kalka line and Moradabad–Ambala line cum Ambala–Attari line Ambala–Bathinda line and Ambala–Una Himachal line in India. It is the busiest railway station in the Indian state of Haryana and one of the oldest and busiest in India in terms of frequency of trains.
It is located in the Ambala Cantonment region in Haryana. It serves Ambala Cantonment and Ambala. Around 300 trains start, end, or pass through the station daily. Northern Railways' Ambala railway division is named for the station.
Ambala railway station is located at an altitude of 272.53m (894.13feet) above mean sea level. It was allotted the railway code of UMB under the jurisdiction of Ambala railway division. France has joined hands with India to develop Ambala Railway station. French National Railways (SNCF) is carrying out this ambitious project with the help of 7 lakhs Euros in kind grant to be provided by the French development agency AFD.[2]
Ambala Cantt serves most number of Shatabdi Express trains after . It handles close about 300 trains on daily basis with 8 platforms.
The Scinde, Punjab & Delhi Railway completed the 4830NaN0-long –Ambala–– line in 1870 connecting Multan (now in Pakistan) with Delhi.
The Delhi–Panipat–Ambala–Kalka line was opened in 1891.
Kurukshetra–Ambala and Ambala– sectors were electrified around 1996–99 and Ambala– sector in 1996–98.
Ambala has a diesel loco shed for minor maintenance of WDS-4 shunters. The locos are sent to Shakurbasti for major maintenance or repairs.
Ambala Cantonment is amongst the top hundred booking stations of Indian Railway.
Ambala Cantonment railway station has one double-bedded AC retiring room and a six-bedded dormitory. It has computerized reservation facility, vegetarian and non-vegetarian refreshment rooms and a book stall. The station is being currently renovated and modernised. Toilets for old-age passengers are being replaced with modern facilities with estimated cost of Rs 45 lakhs.[3] Separate blocks for women, men, children and physically disabled are being constructed by providing all facilities for each category of passengers, and had been awarded to company of national repute and this project should be completed according to the guidelines and rules laid by Railways.