Real world company prefixes

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M n O P Q R S T U V W X Y Z Ø
N& n/ N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 NA NB NC ND NE NF NG NH NI NJ NK NL NM NN NO NP NQ NR NS NT NU NV NW NX NY NZ
NH& NHA NHB NHC NHD NHE NHG NHI NHK NHL NHM NHN NHO NHP NHR NHS NHT NHU NHV NHW NHX NHZ
NH&W
1 NH&W New River, Holston & Western R.R. (Norfolk & Western Ry.) 8/1920-7/1923   NAKINA
2 NH&W NORFOLK & WESTERN RWY. [NEW RIVER, HOLSTON & WESTERN RAILROAD]     PWRC