| Port Code | Port Name | Country |
| AUMWT | Moolawatana | Australia |
| AUMWY | Miranda Downs | Australia |
| AUMXD | Marion Downs | Australia |
| AUMXQ | Mitchell River | Australia |
| AUMXU | Mullewa | Australia |
| AUMYA | Moruya | Australia |
| AUMYF | Mayfield | Australia |
| AUMYI | Murray Island | Australia |
| AUMYO | Myroodah | Australia |
| AUNAA | Narrabri | Australia |
| AUNAC | Naracoorte | Australia |
| AUNAR | Narracoopa | Australia |
| AUNBH | Nambucca Heads | Australia |
| AUNBP | Noble Park | Australia |
| AUNBR | Nambour | Australia |
| AUNDS | Sandstone | Australia |
| AUNGA | Young | Australia |
| AUNIF | Nifty | Australia |
| AUNKB | Noonkanbah | Australia |
| AUNLF | Darnley Island | Australia |
| AUNLL | Nullagine | Australia |
| AUNLS | Nicholson | Australia |
| AUNMP | New Moon | Australia |
| AUNMR | Nappa Merry | Australia |
| AUNOA | Nowra | Australia |
| AUNOO | Nuriootpa | Australia |
| AUNPP | Napperby | Australia |
| AUNRA | Narrandera | Australia |
| AUNRE | North Ryde | Australia |
| AUNRG | Narrogin | Australia |
| AUNRY | Newry | Australia |
| AUNSA | Noosa | Australia |
| AUNSD | Newstead | Australia |
| AUNSM | Norseman | Australia |
| AUNSO | Scone | Australia |
| AUNSV | Noosaville | Australia |
| AUNTE | Northern Endeavour | Australia |
| AUNTH | Notting Hill | Australia |
| AUNTL | Newcastle | Australia |
| AUNTN | Normanton | Australia |
| AUNUB | Numbulwar | Australia |
| AUNUR | Nullarbor | Australia |
| AUNWM | Newman | Australia |
| AUNYN | Nyngan | Australia |
| AUOAG | Orange | Australia |
| AUOBA | Oban | Australia |
| AUODD | Oodnadatta | Australia |
| AUODL | Cordillo Downs | Australia |
| AUODR | Ord River | Australia |
| AUOKB | Orchid Beach | Australia |
| AUOKR | Yorke Island | Australia |
| AUOKY | Oakey | Australia |
| AUOLP | Olympic Dam | Australia |
| AUONG | Mornington | Australia |
| AUONR | Monkira | Australia |
| AUONS | Onslow | Australia |
| AUOOD | Riverwood | Australia |
| AUOOL | Gold Coast Apt/Coolangatta | Australia |
| AUOOR | Mooraberree | Australia |
| AUOPI | Oenpelli | Australia |
| AUORR | Yorketown | Australia |
| AUORS | Orpheus Island Resort | Australia |
| AUOSB | Osborne Island | Australia |
| AUOSP | Osborne Park | Australia |
| AUOXO | Orientos | Australia |
| AUOXY | Morney | Australia |
| AUOYN | Ouyen | Australia |
| AUPAE | Port Adelaide | Australia |
| AUPAU | Port Arthur | Australia |
| AUPBO | Paraburdoo | Australia |
| AUPBT | Port Botany | Australia |
| AUPBY | Port Bonython | Australia |
| AUPCE | Pearce | Australia |
| AUPCT | Port Curtis | Australia |
| AUPDE | Pandie Pandie | Australia |
| AUPDN | Parndana | Australia |
| AUPEA | Penneshaw | Australia |
| AUPEL | Pelican Point | Australia |
| AUPEP | Peppimenarti | Australia |
| AUPER | Perth | Australia |
| AUPEX | Exmouth | Australia |
| AUPEY | Penong | Australia |
| AUPGI | Port Giles | Australia |
| AUPHE | Port Hedland | Australia |
| AUPHJ | Port Hunter | Australia |
| AUPHP | Point Henry Pier/Melbourne | Australia |
| AUPHU | Port Huon | Australia |
| AUPJK | Port Jackson | Australia |
| AUPKE | Parkes | Australia |
| AUPKL | Port Kembla | Australia |
| AUPKT | Port Keats | Australia |
| AUPLA | Port Latta | Australia |
| AUPLO | Port Lincoln | Australia |
| AUPMK | Palm Island | Australia |
| AUPPI | Port Pirie | Australia |
| AUPPP | Proserpine | Australia |
| AUPQQ | Port Macquarie | Australia |
| AUPRB | Proper Bay | Australia |
| AUPRC | Price | Australia |
| AUPRD | Pardoo | Australia |