 On January 1, 1873 it was leased to the Boston, Clinton and Fitchburg Railroad for fifty years, before merging with that railroad on June 1, 1875.On June 1, 1876, the line became part of the Boston, Clinton, Fitchburg and New Bedford Railroad with the merger of the Boston, Clinton and Fitchburg Railroad with the New Bedford Railroad, forming an overall network of 126.2 miles of track.In 1879, the Boston, Clinton, Fitchburg and New Bedford Railroad was leased to the Old Colony Railroad for 999 years, before being consolidated with the Old Colony in 1883.