Oahu Island Railway

The Oahu Island Railway (reporting mark OIRW) is a Class II railroad running on island in, linking  to several ports and resort villages. It is owned by and was built in the mid-1970's as a joint-venture between the  and. The railroad was purchased by Genesee & Wyoming from local investors in 2000.

Rolling stock
The Oahu Island Railway's locomotive power is mostly second-hand locomotives from the U.S. mainland. The current locomotive numbering scheme begins with 1922, to honor the date the "Gathering Place" nickname for Oahu was first recorded.