Jōhoku Line

Jōhoku Line (城北線) may refer to the following Japanese railway lines:


 * Iyotetsu Jōhoku Line, a light rail line operated by Iyotetsu in Matsuyama, Ehime Prefecture
 * Meitetsu Jōhoku Line, a former name of the current Meitetsu Komaki Line in Aichi Prefecture
 * Tōkai Transport Service Jōhoku Line, operated by Tokai Transport Service Company in Aichi Prefecture