Editing Route number (section)

====Quebec====

{{main|List of Quebec provincial highways}}
Provincial highways are divided into three classes. Odd numbers refer to routes that are generally perpendicular to the Saint Lawrence River. Even numbers refer to routes that are generally parallel to the Saint Lawrence River.
*Autoroutes - expressways
** Route numbers for bypasses and spurs take on a prefix (4nn-9nn)
*100-series — primary highways
*Secondary routes
**200-series — south of the Saint Lawrence River
**300-series — north of the Saint Lawrence River