The two separate towns of Rajpur and Sonarpur in the South 24 Parganas district of the Indian State of West Bengal has been united to form the municipality of Rajpur Sonarpur. This small and emerging city comes under the Kolkata Metropolitan Development Authority or KMDA region. The area was earlier inhabited by the zamindars, who called the area "Rajar Puri," that translates to "Land of the Kings" in the regional language. The city is well connected to the nearby areas and lies in the vicinity of the metro city Kolkata. Rajpur Sonarpur is mostly a residential area and its residents mostly work in the service sector of the KMDA region. The Tripurasundari Temple in Boral area of Rajpur Sonarpur is a famous spot that attracts tourists as well as devotees. Many famous Bengali movies have been shot in and around this city. Rajpur Sonarpur city has a population of around 4 lakh and Bengali is the most commonly used language in the area.
In 1943, Rai Bahadur Lala Sohan Lal Ji, the first Chairman of OBC, founded it in Lahore. Within four years of its existence, the Oriental Bank of Commerce had to face Partition between India and Pakistan. The bank had to shut its branches in the newly formed Pakistan and move its registered office to Amritsar. The period of 1970-76 had been the most challenging phase in the history of the Bank. The OBC merged with Global Trust Bank (GTB) on 14 August 2004. The acquisition brought 103 branches with it, which increased OBCs branch number total to 1092. The bank presents a wide range of banking products and financial services such as deposit accounts, credit cards with a tie-up with SBI, Insurance products, ATMs, loans, debit cards, Internet banking, Self-banking halls, call center, mobile banking, etc. The Bank has introduced another peoples participation in the planning process at grass root level fundamentally to tackle the maladies of poverty. The Grameen Projects venture aimed to alleviate poverty while identifying the reasons responsible for the failure or success. The OBC has already introduced a GRAMEEN PROJECT in Dehradun District (UK) and Hanumangarh District in Rajasthan.