Gangtok. Islam is the fourth-largest religion and is mainly found in migrants in urban centres, mainly Gangtok. Languages At the time of the 2011 census, 65.59% of the population in the district spoke Nepali, 8.63% Hindi, 8.16% Sikkimese, 3.41% Lepcha, 2.25% Bhojpuri, 1.68% Bengali, 1.55% Limbu, 1.49% Tamang, 1.14% Sherpa, 0.75% Rai and 0.51% Tibetan as their first language. Assembly constituencies The district is divided into 7 assembly constituencies. Khamdong-Singtam Shyari (BL) Martam-Rumtek (BL) Upper Tadong Arithang Gangtok (BL) Upper Burtuk Divisions Administrative divisions East Sikkim is divided into three sub-divisions till June 2021. In June 2021, the two subdivisions of Pakyong and Rongli were constituted as Pakyong District: Important Towns and Cities The major towns and cities of Gangtok District are Gangtok Singtam Ranipool Upper Tadong Dikchu Sherathang Makha Transport Roadways East Sikkim is connected with wide road network managed by Border Road Organization, National Highways and Infrastructure Development Corporation Limited and State PWD. East Sikkim has the following National Highways: National Highway 10 connecting Siliguri to Gangtok, lies in East Sikkim from Singtam to Gangtok via Ranipool. National Highway-717A connecting Bagrakote to Gangtok, lies in the East Sikkim from Ahopul, Ranipool to Gangtok. Small portion of National Highway-717B connecting Rhenock and Menla, Sherathang via Zuluk and Rongli lies in East Sikkim. Larger portion lies in Pakyong District. National Highway-310 connecting Ranipool and Nathula via Gangtok lies totally on East Sikkim. National Highway 310A connecting Gangtok and Mangan lies in East Sikkim from Gangtok to Tingda via Penlong. Some portions of National Highway 510 also lies in East Sikkim in Singtam Sherwani area. Airways Pakyong Airport lies on the town of Pakyong in Pakyong District is the nearest airport from East Sikkim. The airport has daily direct flight services from New Delhi, Guwahati and Kolkata. Railway Rangpo Railway Station an under construction railway station of Northeast Frontier Railway zone is the nearest railway station that lies on Rangpo Town of Pakyong District. References External links Official district government website Revenue Maps of Sikkim (including a map of the Gangtok subdivision), Land Revenue & Disaster Mangaement Department, retrieved 13 September 2022. Districts of Sikkim