Care Homes
- Oaktree Court
- Oaktree Hall & Lodge
- Oaktree Lodge Residential Home
- Oaktrees
- Oakview Care Home
- Oakview Lodge
- Oakview Manor Care Home
- Oakview Residential Care Home
- Oakway
- Oakwell House
- Oakwood
- Oakwood Acquired Brain Injury Rehabilitation Service
- Oakwood Bungalows
- Oakwood Care Centre
- Oakwood Court
- Oakwood Grange
- Oakwood Hall
- Oakwood House
- Oakwood House Care Home
- Oakwood House Residential and Nursing Home
- Oakwood Lodge
- Oakwood Nursing Home
- Oakwood Rest Home
- Oakwoods Care Home
- Oakworth Manor Care Home
- Oasis House
- Oasis Lodge Residential Care Home
- Oat Hill Mews
- Oatlands Care Limited
- Oatleigh Care Ltd
- Oban House Residential Care Home
- Obelisk House
- Objective Care Limited
- Ocean Breeze Residential Care Home
- Ocean Heights Residential Home
- Ocean Hill Lodge Residential Care Home
- Ocean Living Residential Care Home
- Ocean Swell
- Ocean View Banff Ltd
- Ochil Care Home
- Ochr Y Marian
- Ocknell Park
- Offington Park Care Home
- Offmore Farm Residential Home
- Ogilvie Court
- Ogilvy Court
- Ogle House
- Ogwell Grange Residential Care Home
- Okeley Care Home
- Olcote
- Old Alresford Cottage
- Old Barn Close
- Old Charlton House Residential Home
- Old Court Barn Residential Care Home
- Old Dairy
- Old Gatehouse
- Old Gates Care Home
- Old Grange
- Old Hastings House
- Old Leigh House
- Old Norse Lodge Care Home
- Old Raven House
- Old Rectory (Bramshall)
- Old Rectory (Bramshall) Limited
- Old Road Lodge
- Old Sarum Manor
- Old School House
- Old Shenfield Place
- Old Station Close
- Old Vicarage Care Home
- Old Vicarage Nursing Home
- Old Wall Cottage Care Home
- Oldbury Grange Nursing Home
- Oldbury House Care Home
- Oldfield Bank Residential Care Home
- Oldfield House
- Oldfield House Residential Care Home
- Oldfield Manor
- Oldham House
- Oldway Heights
- Olive House
- Olive House Home for Older People
- Olive Lodge
- Olive Place
- OLIVE ROW CARE HOME
- Olive Tree House
- Olivemede
- Oliver Court
- Oliver House
- Olivet
- Olney Meadows Care Home
- Olympia House
- Omega Oak Barn
- Onny Cottage
- Ontario Court
- Onuvard
- Opal House
- Options Applegate House
- Options Bredon House
- Options Fife McNally House (Residential)
- Options Hazel House
- Options Kinsale
- Options Llys-y-Delyn
- Options Pen-Y-Bryn
- Options Phoenix House
- Options Rose Cottage
- Options Roxby House
- Options The Old Vicarage
- Options Thorpe House
- Options Ty Ni Cymru
- Options Watermill House
- Options Watermill Lodge
- Orangery Care Home
- Orcadia
- Orchar Nursing Home
- Orchard Blythe
- Orchard Care Centre
- Orchard Close Care Home
- Orchard Cottage
- Orchard Cottage Care Ltd
- Orchard Court
- Orchard Court Residential Home Limited
- Orchard End
- Orchard Gardens
- Orchard Grove
- Orchard Grove House
- Orchard Grove Reablement Centre
- Orchard Hill
- Orchard House
- Orchard House Care Centre
- Orchard House Care Home
- Orchard House Nursing Home
- Orchard House Residential Care Home
- Orchard Lea
- Orchard Leigh
- Orchard Lodge
- Orchard Lodge Care Home
- Orchard Lodge Care Home
- Orchard Manor Care Home
- Orchard Manor View
- Orchard Mews
- Orchard Nursing
- Orchard Place
- Orchard View
- Orchard Views Residential Home
- Orchardhead House
- Orchardown Rest Home
- Orchardville House
- Orchid
- Orchid Care Home
- Orchid House
- Orchid Lawns
- Orchid Villa
- Orchid Woodlands Healthcare Ltd
- Ordinary Life Project Association – 12 Addington Close
- Ordinary Life Project Association – 15 Mossmead
- Ordinary Life Project Association – 17 Berryfield Road
- Ordinary Life Project Association – 18 Boundary Road
- Ordinary Life Project Association – 19 Berryfield Road
- Ordinary Life Project Association – 5 St Margaret's Gardens
- Ordinary Life Project Association – 56 Sycamore Grove
- Orford House Residential Care Home
- Oriel Care Home
- Oriel House
- Oriel Lodge
- Orient St Adult Respite Unit
- Orion House
- Orla House
- Orme House
- Orme View Care Home
- Ormesby House
- Ormsby Lodge
- Orrell Grange
- Orsett House Retirement Home
- Orton Manor Nursing Home
- Osbern Manor Care Home
- Osborne Court
- Osborne House
- Osborne Lodge Rest Home
- Osbourne Court
- OSJCT Athelstan House
- OSJCT Beckside
- OSJCT Bemerton Lodge
- OSJCT Boultham Park House
- OSJCT Brookside
- OSJCT Buckland Court
- OSJCT Chestnut Court
- OSJCT Chilterns Court Care Centre
- OSJCT Coombe End Court
- OSJCT Digby Court
- OSJCT Eresby Hall
- OSJCT Ermine House
- OSJCT Foxby Court
- OSJCT Gregory House
- OSJCT Grevill House
- OSJCT Hartsholme House
- OSJCT Henlow Court
- OSJCT Henry Cornish Care Centre
- OSJCT Hungerford House
- OSJCT Isis House Care & Retirement Centre