Cities where you can find Optus Yes branches
- Cabramatta (2)
- Cairns (1)
- Caloundra (1)
- Camberwell (1)
- Campbelltown (2)
- Campsie (1)
- Canberra (1)
- Cannington (1)
- Cannon Hill (1)
- Cannonvale (2)
- Capalaba (1)
- Carindale (1)
- Carlingford (1)
- Caroline Springs (1)
- Castle Hill (1)
- Casuarina (1)
- Casula (1)
- Cessnock (1)
- Chadstone (1)
- Charlestown (1)
- Chatswood (1)
- Cheltenham (2)
- Chermside (2)
- Cherrybrook (1)
- Chifley (1)
- Chirnside Park (1)
- Claremont (1)
- Clarkson (1)
- Clayton (1)
- Cloverdale (1)
- Coburg (1)
- Coffs Harbour (2)
- Collingwood (1)
- Concord West (1)
- Coomera (1)
- Coopers Plains (1)
- Corio (1)
- Cranbourne (1)