- Oakhurst to The Langham, Sydney
- Oakville to The Langham, Sydney
- Oatlands to The Langham, Sydney
- Oatley to The Langham, Sydney
- Old Guildford to The Langham, Sydney
- Old Toongabbie to The Langham, Sydney
- Oran Park to The Langham, Sydney
- Orchard Hills to The Langham, Sydney
- Oxford Falls to The Langham, Sydney
- Oxley Park to The Langham, Sydney
- Oyster Bay to The Langham, Sydney
- Sydney Airport to The Langham, Sydney
- The Langham, Sydney to Oakhurst
- The Langham, Sydney to Oakville
- The Langham, Sydney to Oatlands
- The Langham, Sydney to Oatley
- The Langham, Sydney to Old Guildford
- The Langham, Sydney to Old Toongabbie
- The Langham, Sydney to Oran Park
- The Langham, Sydney to Orchard Hills
- The Langham, Sydney to Oxford Falls
- The Langham, Sydney to Oxley Park
- The Langham, Sydney to Oyster Bay
- The Langham, Sydney to Sydney Airport