This article lists all of the numbered regional roads in

Regional Municipality of Niagara, Ontario The Regional Municipality of Niagara, also colloquially known as the Niagara Region or Region of Niagara, is a regional municipality comprising twelve municipalities of Southern Ontario, Canada. The regional seat is in Thorold. It is the souther ...

. This list also contains all recently downloaded regional roads (heretofore marked as "RR"), which are marked in grey. The standard Niagara Regional Road sign is indicated at the right, with RR 20 providing the example.

References

{{Ontario numbered highways Niagara Niagara Regional Roads Niagara