Page "Ontario Highway 638" Paragraph 3

However, the Garden River First Nation, citing a 1909 agreement with the province whereby ownership of the highway reverts to the band after realignment, refused to accept the highway being badged as anything other than Highway 17B.

The provincial Ministry of Transportation, has decommissioned most B-suffixed highways in Ontario, but the band posted unofficial " Highway 17B " signs at the eastern and western limits of the reserve.