HN meaning in Regional ?

The V&S Railway (reporting mark VSR) is a shortline railroad that operates two disconnected lines in the U.S. state of Kansas. It is affiliated with A&K Railroad Materials. The company acquired its first line, a former Atchison, Topeka and Santa Fe Railway line between Medicine Lodge and a BNSF Railway junction at Attica, from the Central Kansas Railway in 2000. In 2006 it expanded its operations by acquiring from the Hutchinson and Northern Railway (reporting mark HN) a short segment of former interurban in eastern Hutchinson, where it interchanges with the BNSF Railway, Union Pacific Railroad, and Kansas and Oklahoma Railroad. Other railroads under common control with the V&S are the out-of-service Kern Valley Railroad in Colorado, the Gloster Southern Railroad in Louisiana and Mississippi, the Grenada Railway and Natchez Railway in Mississippi, a portion of the former Rock Island from St. Louis to Union, Missouri operated by the Missouri Central and the Southern Manitoba Railway in Manitoba.