[3] Its length was truncated on April 1, 1997, when the province downloaded responsibility for the portion from Highway 17 to Boundary Street.

[1] Provincial control of Highway 148 begins at the Pembroke boundary, approximately 60 m (200 ft) northwest of Angus Campbell Drive.

From there, the route travels southeast through the urban-rural fringe of the city, passing east of two large shopping complexes.

After passing west of the community of Pleasant View, the route enters a rural area and curves south alongside farmland.

Highway 148 continues east, crossing the Ottawa Valley Railway and the entrance to Hazley Bay before entering the community of Cotnam Island.