Darbhanga is situated in the Indian state of Bihar. It is a municipal corporation, as well as the administrative headquarter, for the Darbhanga district and the Darbhanga division. It is considered to be the cultural hub of the Mithila region. Historically, Darbhanga was the seat of the Raj Darbhanga as well as the capital region of ancient Mithila. The city hosts nearly three lakh people and experiences a humid climate. The city is known for its educational institutes like the prestigious Darbhanga Medical College and Hospital, Womens Institute of Technology, Darbhanga College of Engineering, Kameshwar Singh Darbhanga Sanskrit University, etc. The city is well connected to all other important regions in the vicinity through roads and railway. Darbhanga Junction is one of the oldest railway stations of Bihar and has a massive network. It is one of the highest earning railway junctions in the eastern zone. The airport at Darbhanga was earlier a military base but is scheduled to operate commercial flights in 2019.
In 2000, Indian Overseas Bank engaged in an initial public offering (IPO) that brought the governments share in the banks equity down to 75%. In 2001, the IOB acquired the Mumbai-based Adarsha Janata Sahakari Bank. Then in 2009, the bank took over Shree Suvarna Sahakari Bank, which was founded in 1969 and had its head office in Pune. Since 2006, Shree Suvarna Sahakari Bank had been in administration. It had nine offices in Pune, 2 in Mumbai and 1 in Shirpur. The total strength of employees was estimated to be more than 100. On 29 August 2003, the Indian Overseas Bank has opened an extension counter at New Kathiresan Temple complex, Bambalapitiya, Ceylon. The IOB opened a representative office in Guangzhou, China in 2005 followed which the bank opened another representative office in Kuala Lumpur and 2009 in Dubai, UAE. In the new millennium, international expansion started once again. The bank took over Bharat Overseas Bank in 2007. After three years, Malaysia granted a commercial banking license to a local bank jointly owned by BOB, IOB, and the Andhra Bank. The new bank named, India International Bank ( IIB Malaysia), began its business in 2012 in Kuala Lumpur and had a large population of Indians. The Andhra Bank holds a 25% stake in its joint-venture, BOB owns 40%, and remaining 35% is with IOB. On 31 August 2013, the Indian Overseas Bank has opened an offshore banking unit in Colombo, Sri Lanka. The bank also converted its existing Extension Counter at Ceylon into a full-fledged branch.