Denmark : Private railways & industry : HHJ: Odderbanen (Hads-Ning Herreders Jernbane)

Denmark : Private railways & industry : HP: Hjørring Privatbaner

Denmark : Private railways & industry : HTJ: Høng-Tølløse Jernbane

Denmark : Private railways & industry : HV: Horsens Vestbaner

Denmark : Private railways & industry : HVJ: Hørve-Værslev Jernbane

Denmark : Private railways & industry : JF

Denmark : Private railways & industry : JFJ: Jysk-Fyenske Jernbaner

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Denmark : Private railways & industry : HFHJ: Hillerød-Frederiksværk-Hundested Jernbane
Denmark : Private railways & industry : KRB: Koge - Ringsted Banen