# List of numbered roads in the United Counties of Prescott and Russell

This page lists all of the numbered county roads in United Counties of Prescott and Russell, Ontario.
| Number | Names | Western/Southern Terminus | Eastern/Northern Terminus | Major Communities | Comments |
| 1 | Du Golf Road, St. Pascal Road | Canaan Road (Boundary with the City of Ottawa. Continues as Ottawa Road 28) | Dead end, near the city limits of the City of Clarence-Rockland | St. Pascal Baylon, Ontario | |
| 2 | Russell Road, Boudreau Road, Plantagenet Concession 8 | Canaan Road (Boundary with the City of Ottawa. Continues as Ottawa Road 26) | CR 9 | Bourget, Ontario | |
| 3 | Craig Street, Castor Street, Notre Dame Street, Rue Notre Dame (Notre Dame Road), Ouest Route 500 (Route 500 West), Rue Principale (Principal Street), Chemin St. Isidore (St. Isidore Road), Route 600 East, Concession Road 18 | CR 5 (Grove Lane, Boundary with the City of Ottawa. Continues as Ottawa Road 6) | CR 9 | Russell, Ontario, Embrun, Ontario, Casselman, Ontario, Ste-Rose-de-Prescott, Ontario, St. Isidore de Prescott, Ontario | |
| 4 | Main Street, Front Road | CR 17 | Interchange with Highway 417 and CR 14 (Exit 5) | Hawkesbury, Ontario | Even older alignment leads off into the Ottawa River towards Pointe-Fortune, Quebec, having since been flooded by the Carillon hydroelectric dam project in the late 1950s. |
| 5 | Russland Road, Finch Concession 10-11 Road (intersection at the boundary of Stormont, Dundas and Glengarry United Counties), just north of Crysler, Ontario. Continues as SDG CR 12. | Concurrency with Ottawa Road 8, northwest of Limoges, Ontario | Crysler, Ontario | |
| 6 | Marionville Road | Ottawa Road 41 | CR 3 (SDG CR 7 turns back south as CR 6 turns north) | Russell, Ontario | Acts as the Stormont, Dundas and Glengarry United Counties boundary. Is concurrent with SDG CR 7. |
| 7 | Route 900, Albert Road, St. Albert Street | CR 5 | CR 3 | Casselman, Ontario, Mayerville, Ontario, St. Albert, Ontario | |
| 8 | Old Highway 17, Landry Street, Labonte Road, Champlain Road, Clarence-Cambridge Road, Boundary Road, County Road 8, Concession Road 20 | Interchange with Highway 417 and Highway 138 (Exit 58) | Ferry Dock north of Clarence, Ontario on the Ottawa River | Clarence, Ontario, Rockland, Ontario, Bourget, Ontario | From CR 17 to Dallaire Road, CR 8 (Old Highway 17) is the former alignment of Highway 17 |
| 9 | Treadwell Road, Lefaivre Road, Old Highway 17, Rue Ste. Catherine (St. Catherine Street), Highland Road | Interchange with Highway 417 and SDG CR 20 (Exit 50, on the county boundary) | CR 24 | Treadwell, Ontario, Plantagenet, Ontario, St. Isidore de Prescott, Ontario, Parkers Corners, Ontario | From CR 26 to CR 17, road travels on an old alignment of Highway 17. |
| 10 | Concession Road 14, Ridge Road, Vankleek Hill Road, Main Street, Barb Road, Labrosse Street | CR 9 | Quebec Provincial Boundary (Continues into the Vaudreuil-Soulanges Regional County Municipality, Quebec as Chemin du Haut-de-la-Chute (Upper Falls Road) | Parkers Corners, Ontario, Vankleek Hill, Ontario, Barb, Ontario, St. Eugene, Ontario | Has a brief concurrency with CR 12 |
| 11 | Longueuil Street, Cassburn Road | CR 10 | CR 24 | L'Orignal, Ontario | |
| 12 | Barb Road, Golf Club Road | Overpass of Highway 417 (continues into United Counties of Stormont, Dundas and Glengarry, Ontario as SDG CR 23 | | Has a brief concurrency with CR 10 |
| 14 | St. Eugene Road | Hope-Quimet Road (Boundary with Stormont, Dundas and Glengarry United Counties. Continues as SDG CR 21) | Interchange with Highway 417 and CR 4 (Exit 5) | St. Eugene, Ontario | |
| 15 | Station Road, St. Philippe Street, Peat Moss Road, Concession Road 4, Lafaivre Road | CR 10 | CR 14 | Alfred, Ontario | |
| 16 | Ridge Road | CR 8 | CR 9 near Fournier | Formerly served the ghost town of Lemieux. | Has a brief abandoned alignment near its southern terminus, where part of the road was destroyed by the Lemieux landslide of 1993. |
| 17 | County Road 17 | Canaan Road (Boundary with the City of Ottawa. Continues as Ottawa Road 174.) | Interchange with Highway 417 (Exit 9), westbound access and eastbound egress only. | Rockland, Ontario, Clarence, Ontario, Wendover, Ontario, Plantagenet, Ontario, L'Orignal, Ontario, Hawkesbury, Ontario | Formerly part of Highway 17, until segments west of Highway 417 were downloaded in 1998. Has several former alignments, such as Chemin de la Baie (Bay Road) and Rue Laurier (Laurier Street) in Rockland, an abandoned alignment near Clarence, and CR 8 from CR 17, north to Clarence ("Old Highway 17"). This continues close to the Ottawa River as CR 55. Even older alignments lead off into the Ottawa River, having since been flooded by the Carillon hydroelectric dam project in the late 1950s. |
| 18 | County Road 18, Chemin du Ruban (Ribbon Road) | Boundary with Stormont, Dundas and Glengarry United Counties. Continues as SDG CR 24 | Quebec Boundary (Continues as Ribbon Road for around 100 metres (300 feet) until meeting Route 325 (Montée Cardinal). | | |
| 19 | Avenue du Quai (Quay Avenue), 9 Mile Road, County Road 19, Ettyville Road | CR 8 | CR 55 | Clarence, Ontario, Wendover, Ontario, Pendleton, Ontario, Ettyville, Ontario | |
| 20 | Caledonia Springs Road, Concession Road 1, Pearl Road, County Road 20 | CR 17 | CR 10 | | |
| 21 | County Road 21, Plantagenet Concession 1 | CR 17 | CR 9 | Treadwell, Ontario | |
| 22 | St. Bernardin Road | Overpass of Highway 417 (Continues into Stormont, Dundas and Glengarry United Counties as SDG CR 30) | CR 10 | St. Bernardin, Ontario | |
| 23 | Concession Road 7, McCrimmon Road | CR 22 | Interchange with Highway 417 (Exit 45). (Continues as CR 23A on the Stormont, Dundas and Glengarry United Counties boundary. | | |
| 23A | McCrimmon Road | Stormont, Dundas and Glengarry United Counties CR 34 in McCrimmon, Ontario | Interchange with Highway 417 (Exit 35). (Continues as CR 23). | McCrimmon, Ontario | Straddles the SDG/Prescott-Russell County boundary |
| 24 | Alfred Concession 1, Bay Road, Front Road | CR 9 | CR 4 | Treadwell, Ontario, L'Orignal, Ontario | Former alignment of Highway 17. Even older alignment leads off into the Ottawa River (as Chemin du Domaine/Domaine Road), having since been flooded by the Carillon hydroelectric dam project in the late 1950s. |
| 25 | Concession Road 7, County Road 25 | CR 18 | CR 14 | | |
| 26 | Prescott Russell Road, Old Highway 17, County Road 26 | CR 17 | CR 9 | Plantagenet, Ontario | Former alignment of Highway 17 |
| 27 | County Road 27 | Route 1000 (County Boundary with Stormont, Dundas and Glengarry United Counties) | CR 7 | | Continues as SDG CR 6 |
| 28 | Chemin St. Guillaume (St. Guillaume Road) | CR 3 | Interchange with Highway 417 (Exit 88). Continues into the City of Ottawa as Rockdale Road, to the community of Vars. | Embrun, Ontario, Vars, Ontario |
| 29 | Ste-Marie Road | Marionville Road (County Boundary with Stormont, Dundas and Glengarry United Counties. Continues as SDG CR 32.) | CR 3 | Embrun, Ontario | |
| 41 | Boundary Road, Gregoire Road | PR CR 6/SDG 7 | City of Ottawa limits | This is an Ottawa Road, however, it acts as the border line for Prescott and Russell United Counties. | |
| 55 | Old Highway 17 | PR CR 17/PR CR 26 | PR CR 17/PR CR 8 | Wendover, Ontario | Former alignment of Highway 17. No longer maintained or signed as a county road. |