New Brunswick Southern Railway

New Brunswick Southern Railway
An ex-New Brunswick Southern Railway locomotive now owned by the Central New England Railroad, still wearing NB Southern paint
Overview
HeadquartersSaint John, NB
Reporting markNBSR
LocaleNew Brunswick, Maine
Dates of operation1995–
Technical
Track gauge4 ft 8+12 in (1,435 mm) standard gauge

The New Brunswick Southern Railway Company Limited (reporting mark NBSR) is a 131.7 mi (212.0 km) Canadian short line railway owned by the New Brunswick Railway Company Limited, a holding company that is part of "Irving Transportation Services", a division within the industrial conglomerate J. D. Irving.

Together with its sister company Eastern Maine Railway (reporting mark EMRY), NBSR and EMRY form a continuous 189.5 mi (305.0 km) main line connecting Saint John, New Brunswick, with Brownville Junction, Maine. NBSR also operates an additional 41.7 mi (67.1 km) of branch lines in New Brunswick.

Today[when?] most locomotives hauling trains that operate over NBSR and EMRY are owned and carry the reporting marks of NBSR. Some maintenance of way equipment that operates exclusively in the state of Maine is owned directly by EMRY.

A sister company Maine Northern Railway (reporting mark MNRY) operates a separate 258-mile (415 km) railway system connecting Millinocket, Maine, with Van Buren, Maine.