[6] Prior to the 2023 governance reform, the parish also included parts of the town of Dalhousie, the villages of Atholville, Charlo and Eel River Crossing, and the local service districts of Dalhouse Junction, McLeods, Point La Nim, and the parish of Dalhousie,[7] which had been reduced to scattered pieces by the creation and growth of other LSDs and municipalities.

[5] The parish took its name from the settlement of Dalhousie, which served as shiretown of Restigouche County from its erection.

The settlement was named in honour of the Earl of Dalhousie, Governor General of British North America.

[9] Dalhousie comprised all of Restigouche Parish between lines due south from Eel River on the east and Walker Brook on the west.

[12][13][14] bold indicates an incorporated municipality or Indian reserve Bodies of water[a] at least partly within the parish.