Ambala
The district headquarter is situated in Ambala City. Other towns are Ambala Cantt., Barara, Naggal, Mulana, Saha and Shahzadpur. The total area of Ambala district is 1569 sq kms and its population is 11,06,000. It is famous for its big army cantonment, air force base and a very busy railway junction.

Bhiwani
District Bhiwani was created on 22 July, 1972. The district headquarter is situated in Bhiwani town. Bhiwani has 442 villages, with main towns being Charkhi Dadri, Loharu, Bawani Khera and Tosham. The total area of Bhiwani district is 5,099 sq kms and its population is 14,24,000.

Faridabad
The District headquarter is situated in Faridabad city. Other smaller towns are Ballabhgarh, Palwal and Hodal. The total area of Faridabad district is 2760 sq kms and its population is 14,77,000. Faridabad city is the most populated and most industrialized in whole of Haryana.