[1] NH-27 was laid and is maintained by Ministry of Road Transport and Highways (MoRTH).

It is the second longest National Highway (after NH-44) in India and is a part of NS-EW Corridor of NHAI.

National highway 27 transits across seven states of India in east - west direction.

[2][3] Porbandar, Kutiyana, Upleta, Dhoraji, Jetpur, Gondal, Rajkot, Bamanbore, Morvi, Samakhiali, Radhanpur, Thara, Deesa, Palanpur Abu Road, Pindwara, Udaipur, Mangalwar, Chittaurgarh, Kota, Baran Shivpuri, Karera Jhansi, Orai Kanpur, Unnao, Lucknow, Barabanki, Ayodhya, Basti, Khalilabad, Gorakhpur, Kushinagar Gopalganj, Motihari, Chakia, Muzaffarpur, Darbhanga, Jhanjharpur, Supaul, Forbesganj, Araria, Purnia and Kishanganj.

Dalkhola, Islampur, Bagdogra, Siliguri, Jalpaiguri, Mainaguri, Dhupguri, Falakata, Coochbehar, Sonapur, Alipurduar, Kamakhyaguri Barobisha Bongaigaon, Bijni, Howly, Patacharkuchi, Nalbari, Rangiya, Guwahati, Nagaon, Hojai, Lanka, Lumding, Haflong, Silchar List of toll plazas (statewise) while going from Silchar to Porbandar (East to West) Route map