Punjab Regiment - India - was created in 1922.
West Midlands Regiment was created in 1998.
West Nova Scotia Regiment was created in 1936.
Queen's Own Royal West Kent Regiment was created in 1881.
If you're referring to the Jamaica Defense Force then that was constituted in 1962 from the West India Regiment (WIR), a British colonial regiment, which dates back to 1795 when the first West India Regiment was formed in the Windward Islands of the Eastern Caribbean.
India-West was created in 1975.
Danish West India Company was created in 1671.
West of India Portuguese Railway was created in 1963.
East-West Airlines - India - was created in 1990.
French West India Company was created in 1664.
Swedish West India Company was created in 1786.
West Midlands Regiment ended in 2007.