Railway companies of Rhode Island

List of railway companies in the American state of Rhode Island.

Class I railways

 * Conrail (CR), freight and passenger

Regional railways

 * Providence & Worcester Railroad (PW), freight and passenger

Shortline and terminal railways

 * MBTA Commuter Rail (MBTX), passenger
 * Narragansett Pier Railroad (NAP), freight and passenger
 * Newport & Narragansett Bay Railroad (NNGB), freight and passenger
 * Seaview Transportation Company (SVTC), freight

Defunct railways
Years shown here refer to the period in which a given company operated in Rhode Island; they may have existed elsewhere before or after these years.