- Caledon Court
- Caledonian View
- California Road
- Callander Court
- Callaway Drive
- Calvin Court
- Cambridge Street
- Cameron Street
- Can-Amera Parkway
- Canning Crescent
- Cant Avenue
- Cardinal Street
- Carlos Court
- Carmine Crescent
- Carolinian Lane
- Carpenter Road
- Carter Crescent
- Cassidy Court
- Castlewood Place
- Cathay Street
- Cedar Creek Road
- Cedar Crescent
- Cedar Street
- Cedar Trail
- Cedarbrook Court
- Centre Street
- Chalk Court
- Chalmers Street North
- Chalmers Street South
- Chamberlin Drive
- Champlain Boulevard
- Chapman Court
- Charles Street
- Charleswood Court
- Charlton Place
- Chase Crescent
- Chateau Crescent
- Cheese Factory Road
- Cherry Blossom Road
- Cherry Hill
- Cherry Taylor Avenue
- Chester Drive
- Chestnut Street North
- Chestnut Street South
- Cheval Street
- Chilligo Road
- Chimney Hill Drive
- Chipcase Court
- Chipman Street
- Chisholm Street
- Chopin Drive
- Christopher Drive
- Chrysler Crescent
- Church Street North
- Church Street South
- Churchill Drive
- Cindy Avenue
- Clare Avenue
- Clarence Street
- Clearview Drive
- Clemens Avenue
- Cliffside Court
- Close Avenue
- Clover Avenue
- Clyde Road
- Clydebank Drive
- Cober Road
- Colborne Street
- Coleman Road
- Collier Macmillan Drive
- Commerce Court
- Compass Trail
- Concession 10 West
- Concession 2
- Concession 7
- Concession 7 West
- Concession 8 West
- Concession Road
- Concession Street
- Conestoga Boulevard
- Cooper Road
- Cooper Street
- Copperfield Drive
- Corbett Street
- Cornell Street
- Coronation Boulevard
- Corwin Boulevard
- Corydon Place
- Cottontail Place
- Cottonwood Crescent
- Coulson Road
- Coulthard Boulevard
- Country Club Drive
- County Road 4
- County Road 47
- Courtney Street
- Cowan Boulevard
- Cowansview Road
- Cox Street
- Cranston Avenue
- Crawford Crescent
- Crescent Place
- Crescent Road
- Crest Court
- Crestwood Drive
- Critcher Avenue
- Crombie Street
- Cruickston Park Lane
- Crystal Court
- Culham Drive
- Cumming Avenue
- Currie Street
- Cyrus Street