Auto rickshaws are strictly banned here. This facilitates quicker transport between people residing in the suburbs and the corporate offices in South Mumbai. Traffic is a major concern in most parts. South Mumbai is one of India's most diverse areas since it contains a variety of eating options from 5-star hotels to street food. Being connected to the coast has also made it a very important port for business. Division The city of Mumbai lies on Salsette Island. Administratively it has two official divisions: Mumbai City district and Mumbai Suburban district. Mumbai City district consists of the Southern part of Salsette Island - the area is called South Mumbai. Mumbai Suburban district consists the Western, Eastern, Central and Northern parts of the city. The northernmost portion of the island - outside Mumbai city limits - lies in Thane district. Old Bombay Old Bombay was used to refer to the area which was formed by the merging of the seven original islands of Mumbai, India. The term was used from the 19th century until the 1980s and is now considered archaic, however still widely used. See also Salsette Island Western Suburbs Eastern Suburbs Pali Hill Soho, London SoHo, Manhattan Notes References External links Altamont Road – Voted 10th Richest Geography of Mumbai Cities and towns in Mumbai City district