New Plymouth is the port and main city in the Taranaki region on the west coast of the North Island of New Zealand. The city is a service centre for the region's principal economic activities including intensive pastoral activities (mainly dairy farming) as well as oil, natural gas and petrochemical exploration and production. It is also the region's financial centre as the home of the TSB Bank (formerly the Taranaki Savings Bank), the only non-government New Zealand-owned bank.