- Oakhurst to North Sydney Harbourview Hotel
- Oakville to North Sydney Harbourview Hotel
- Oatlands to North Sydney Harbourview Hotel
- Oatley to North Sydney Harbourview Hotel
- Old Guildford to North Sydney Harbourview Hotel
- Old Toongabbie to North Sydney Harbourview Hotel
- Oran Park to North Sydney Harbourview Hotel
- Orchard Hills to North Sydney Harbourview Hotel
- Oxford Falls to North Sydney Harbourview Hotel
- Oxley Park to North Sydney Harbourview Hotel
- Oyster Bay to North Sydney Harbourview Hotel
- Sydney Airport to North Sydney Harbourview Hotel
- North Sydney Harbourview Hotel to Oakhurst
- North Sydney Harbourview Hotel to Oakville
- North Sydney Harbourview Hotel to Oatlands
- North Sydney Harbourview Hotel to Oatley
- North Sydney Harbourview Hotel to Old Guildford
- North Sydney Harbourview Hotel to Old Toongabbie
- North Sydney Harbourview Hotel to Oran Park
- North Sydney Harbourview Hotel to Orchard Hills
- North Sydney Harbourview Hotel to Oxford Falls
- North Sydney Harbourview Hotel to Oxley Park
- North Sydney Harbourview Hotel to Oyster Bay
- North Sydney Harbourview Hotel to Sydney Airport