- Cairnlea to Quest Knox
- Calder Park to Quest Knox
- Camberwell to Quest Knox
- Campbellfield to Quest Knox
- Cannons Creek to Quest Knox
- Canterbury to Quest Knox
- Cape Schanck to Quest Knox
- Carlton North to Quest Knox
- Carlton to Quest Knox
- Carnegie to Quest Knox
- Caroline Springs to Quest Knox
- Carrum Downs to Quest Knox
- Caulfield East to Quest Knox
- Caulfield North to Quest Knox
- Caulfield South to Quest Knox
- Caulfield to Quest Knox
- Ceres to Quest Knox
- Chadstone to Quest Knox
- Chelsea Heights to Quest Knox
- Chelsea to Quest Knox
- Cheltenham to Quest Knox
- Chirnside Park to Quest Knox
- Clarinda to Quest Knox
- Clayton South to Quest Knox
- Clayton to Quest Knox
- Clifton Hill to Quest Knox
- Clifton Springs to Quest Knox
- Clyde to Quest Knox
- Coburg North to Quest Knox
- Coburg to Quest Knox
- Cocoroc to Quest Knox
- Coldstream to Quest Knox
- Collingwood to Quest Knox
- Connewarre to Quest Knox
- Coolaroo to Quest Knox
- Corinella to Quest Knox
- Corio to Quest Knox
- Coronet Bay to Quest Knox
- Cowes to Quest Knox
- Craigieburn to Quest Knox
- Cranbourne East to Quest Knox
- Cranbourne North to Quest Knox
- Cranbourne South to Quest Knox
- Cranbourne West to Quest Knox
- Cranbourne to Quest Knox
- Cremorne to Quest Knox
- Crib Point to Quest Knox
- Croydon Hills to Quest Knox
- Croydon North to Quest Knox
- Croydon South to Quest Knox
- Croydon to Quest Knox
- Curlewis to Quest Knox
- Melbourne Airport to Quest Knox
- Quest Knox to Cairnlea
- Quest Knox to Calder Park
- Quest Knox to Camberwell
- Quest Knox to Campbellfield
- Quest Knox to Cannons Creek
- Quest Knox to Canterbury
- Quest Knox to Cape Schanck
- Quest Knox to Carlton North
- Quest Knox to Carlton
- Quest Knox to Carnegie
- Quest Knox to Caroline Springs
- Quest Knox to Carrum Downs
- Quest Knox to Caulfield East
- Quest Knox to Caulfield North
- Quest Knox to Caulfield South
- Quest Knox to Caulfield
- Quest Knox to Ceres
- Quest Knox to Chadstone
- Quest Knox to Chelsea Heights
- Quest Knox to Chelsea
- Quest Knox to Cheltenham
- Quest Knox to Chirnside Park
- Quest Knox to Clarinda
- Quest Knox to Clayton South
- Quest Knox to Clayton
- Quest Knox to Clifton Hill
- Quest Knox to Clifton Springs
- Quest Knox to Clyde
- Quest Knox to Coburg North
- Quest Knox to Coburg
- Quest Knox to Cocoroc
- Quest Knox to Coldstream
- Quest Knox to Collingwood
- Quest Knox to Connewarre
- Quest Knox to Coolaroo
- Quest Knox to Corinella
- Quest Knox to Corio
- Quest Knox to Coronet Bay
- Quest Knox to Cowes
- Quest Knox to Craigieburn
- Quest Knox to Cranbourne East
- Quest Knox to Cranbourne North
- Quest Knox to Cranbourne South
- Quest Knox to Cranbourne West
- Quest Knox to Cranbourne
- Quest Knox to Cremorne
- Quest Knox to Crib Point
- Quest Knox to Croydon Hills
- Quest Knox to Croydon North
- Quest Knox to Croydon South
- Quest Knox to Croydon
- Quest Knox to Curlewis
- Quest Knox to Melbourne Airport