Companies catalogue
- O-Bento, Melbourne
- O-tix, Collingwood
- OMC International, Abbotsford
- ONE STEP OUT - CHRIS PEZZIMENTI, Southbank
- ONE3 Digital, Vasse
- OPSM Busselton, Busselton
- OPSM Margaret River, Margaret River
- OUT OF AFRICA HAIR EXTENSION, Thornbury
- OZ Consultancy Services Pty. Ltd., Melbourne
- Oakhill Clinic, Reservoir
- Oakhill Kindergarten, Reservoir
- Oasis Parlour, Epping
- Occupational Dermatology Research and Education Centre, Carlton
- Occupational Performance Specialists, Pascoe Vale South
- Occy's, Dunsborough
- Oceana Cruisers, Deer Park
- Oceania News, Melbourne
- Odgers Berndtson, Melbourne
- Office of the Commissioner for Privacy and Data Protection, Melbourne
- Offices of the Registry - High Court of Australia, Melbourne
- Ohsso korean street food, Melbourne
- Okukan Karate Melbourne • Collingwood, Clifton Hill
- Old Crystal Jade, Melbourne
- Old Town Cafe and Lounge, Preston
- Olympic Hotel, Preston
- Om Chi Reiki, Clifton Hill
- Om Reiki Centre, Fitzroy North
- Om Reiki Centre - Fitzroy, Collingwood
- Om Vegetarian 3, Melbourne
- Omnyfy, Collingwood
- On Point Osteopathy, Plumpton
- On The Run Boutique, Fitzroy
- Oncore, Melbourne
- One Girl, Collingwood
- Ontarget Fitness Personal Training PTY LTD, Sunbury
- Opal Meadowglen, Epping
- Opal Park Stud Reining Horses, Woodstock
- Opal Roxburgh, Meadow Heights
- Open Studio, Northcote
- Oporto - Terminal 4 Melbourne Airport, Tullamarine
- Oppa Kitchen, Melbourne
- Oppenheimer PTY Ltd., Abbotsford
- Optimum Health Wellness & Bodywork Centre, Geographe
- Oral Surgery Clinics Melbourne, Melbourne
- Orex Recruiters, Abbotsford
- Origin Driving School Taylors Lakes, Taylors Lakes
- Orygen, The National Centre of Excellence in Youth Mental Health, Parkville
- Oscar Romero Catholic Primary School, Craigieburn
- Osteopath - Geordie McLeod, Fitzroy
- Osteopathy & Scenar Practice, Sunbury
- Osteopathy at Moreland Road Clinic, Coburg
- Osteria Ilaria, Melbourne
- Our Lady Help of Christians School, Brunswick East
- Our Podiatrist, Sunbury
- Outdoor Style Landscapes, Busselton
- Output Electrical Group Pty Ltd., Bundoora
- Ovenden Optometrist, Melbourne
- Oz Cruiser Caravans Pty Ltd, Craigieburn
- Oz Kebabs, Sunbury
- OzHarvest Melbourne, Port Melbourne
- OzStaff Laverton Office - Labor Hire, Laverton North
- office space for lease melbourne cbd: Fivex, Melbourne