| Port Code | Port Name | Country |
| AUBZD | Balranald | Australia |
| AUBZP | Bizant | Australia |
| AUCAL | Caloundra Head | Australia |
| AUCAZ | Cobar | Australia |
| AUCBA | Corio Bay | Australia |
| AUCBC | Cherrabun | Australia |
| AUCBG | Coburg | Australia |
| AUCBI | Cape Barren Island | Australia |
| AUCBN | Campbelltown | Australia |
| AUCBR | Canberra | Australia |
| AUCBX | Condobolin | Australia |
| AUCBY | Canobie | Australia |
| AUCCL | Chinchilla | Australia |
| AUCCU | Cape Cuvier | Australia |
| AUCCW | Cowell | Australia |
| AUCDA | Cooinda | Australia |
| AUCDQ | Croydon | Australia |
| AUCDU | Camden | Australia |
| AUCED | Ceduna | Australia |
| AUCES | Cessnock | Australia |
| AUCFH | Clifton Hills | Australia |
| AUCFI | Camfield | Australia |
| AUCFL | Campbellfield | Australia |
| AUCFP | Carpentaria Downs | Australia |
| AUCFS | Coffs Harbour | Australia |
| AUCGV | Caiguna | Australia |
| AUCHA | Chatswood | Australia |
| AUCHB | Catherine Hill Bay | Australia |
| AUCHD | Chadstone/Melbourne | Australia |
| AUCHL | Cheltenham/Melbourne | Australia |
| AUCHN | Chipping Norton | Australia |
| AUCHU | Chullora | Australia |
| AUCHV | Challis Venture (oil terminal) | Australia |
| AUCIE | Collie | Australia |
| AUCKI | Croker Island | Australia |
| AUCLH | Coolah | Australia |
| AUCLL | Collan Islands | Australia |
| AUCLN | Cape Leeuwin | Australia |
| AUCLR | Clarence River | Australia |
| AUCLT | Cape Lambert | Australia |
| AUCLY | Clayton/Melbourne | Australia |
| AUCMA | Cunnamulla | Australia |
| AUCMD | Cootamundra | Australia |
| AUCML | Camooweal | Australia |
| AUCMQ | Clermont | Australia |
| AUCNB | Coonamble | Australia |
| AUCNC | Coconut Island | Australia |
| AUCNJ | Cloncurry | Australia |
| AUCNN | Canning Vale/Perth | Australia |
| AUCNS | Cairns | Australia |
| AUCOB | Coolibah | Australia |
| AUCOJ | Coonabarabran | Australia |
| AUCOM | Cooma | Australia |
| AUCOO | Coomera | Australia |
| AUCOP | Cossack Pioneer (oil terminal) | Australia |
| AUCOY | Coolawanyah | Australia |
| AUCPD | Coober Pedy | Australia |
| AUCPN | Cape Preston | Australia |
| AUCPS | Coopers Plains | Australia |
| AUCQP | Cape Flattery | Australia |
| AUCRB | Collarenebri | Australia |
| AUCRG | Caringbah | Australia |
| AUCRH | Cherribah | Australia |
| AUCRJ | Coorabie | Australia |
| AUCRS | Coral Sea | Australia |
| AUCRY | Carlton Hill | Australia |
| AUCSD | Cresswell Downs | Australia |
| AUCSI | Casino | Australia |
| AUCTH | Thevenard Island | Australia |
| AUCTL | Charleville | Australia |
| AUCTN | Cooktown | Australia |
| AUCTR | Cattle Creek | Australia |
| AUCUD | Caloundra | Australia |
| AUCUG | Cudal | Australia |
| AUCUQ | Coen | Australia |
| AUCUY | Cue | Australia |
| AUCVC | Cleve | Australia |
| AUCVQ | Carnarvon | Australia |
| AUCWR | Cowarie | Australia |
| AUCWT | Cowra | Australia |
| AUCWW | Corowa | Australia |
| AUCXQ | Christmas Creek | Australia |
| AUCXT | Charters Towers | Australia |
| AUCYG | Corryong | Australia |
| AUCZY | Cluny | Australia |
| AUDAA | Darra | Australia |
| AUDAJ | Dauan Island | Australia |
| AUDAM | Dampier | Australia |
| AUDBO | Dubbo | Australia |
| AUDBY | Dalby | Australia |
| AUDCR | Doncaster | Australia |
| AUDDI | Daydream Is | Australia |
| AUDDN | Delta Downs | Australia |
| AUDFP | Drumduff | Australia |
| AUDGE | Mudgee | Australia |
| AUDHD | Durham Downs | Australia |
| AUDHL | Daisy Hill | Australia |
| AUDIT | Dalrymple Islet | Australia |
| AUDKI | Dunk Island | Australia |
| AUDKV | Docker River | Australia |