Bolton Chamber Orchestra
- Amateur orchestra in Lancashire performs three concerts a year. Includes details of concerts and rehearsals.
- http://www.boltonchamberorchestra.co.uk

Slaithwaite Philharmonic Orchestra
- The symphony orchestra of the Colne Valley. Concert dates for classical music with guest artistes, performed in Huddersfield, West Yorkshire, UK.
- http://home.btconnect.com/Measures/newspo/spo.htm

West London Sinfonia
- Amateur symphony orchestra based in Ealing. Information about concerts, artists and music, with contact details for those interested in joining.
- http://www.westlondonsinfonia.org

Airedale Symphony Orchestra
- Amateur orchestra formed in 1898, now performing mainly in Ilkley and Saltaire, West Yorkshire. Includes history, concert schedule, and reviews.
- http://www.airedaleso.org.uk/

Bristol Concert Orchestra
- Includes concert calendar, repertoire, pictures and links.
- http://www.bco.myby.co.uk/

North Wiltshire Orchestra
- Amateur orchestra which gives three concerts a year in Chippenham. Includes a history, concert and rehearsal details, and ticket information.
- http://www.northwiltsorchestra.org.uk/

Southend Philharmonic Orchestra
- Details of past and future concerts, history, and contact details. [Essex]
- http://www.southendphilharmonic.co.uk/

WCO ( formerly Westinghouse Concert Orchestra)
- Aamateur orchestra specialising in mixed-repertoire concerts. Details of their programme, membership, vacancies, and reviews. [Wiltshire]
- http://www.wco.org.uk/

Windsor and Maidenhead Symphony Orchestra
- Information about their schedule, rehearsals, and repertoire. [Berkshire, UK]
- http://www.wmso.org.uk/

The Saturday Morning Orchestra
- Profile of an orchestra, which began as an Adult Education Workshop in Calcot, Berkshire, in 1971. Rehearsal and concert schedules, vacancies, history, news, repertoire, and contact information.
- http://www.saturdaymorningorchestra.co.uk/

Fulham Symphony Orchestra
- Amateur orchestra, includes concert schedule, new member recruitment, rehearsal schedule and venues, links, and contacts.
- http://www.fso.org.uk/

Winchester Symphony Orchestra
- Concert programme, and information for new and existing members.
- http://www.hants.org.uk/wso/

Aldworth Philharmonic Orchestra
- Amateur orchestra based in Reading, Berkshire. Includes concert schedule, image gallery and information about rehearsals, education programs and social events.
- http://www.aldworthphilharmonic.org.uk/

The City Of Southampton Orchestra
- Concert dates and programmes, venues and booking information, with a history and contact details.
- http://www.hants.gov.uk/csorchestra/

Newent Orchestra
- Amateur community orchestra based in Newent, Gloucestershire. Promotes local music making and composition through performances and education.
- http://www.newentorchestra.org

Salisbury Symphony Orchestra
- Concerts, history, membership and associate information for an amateur orchestra in Wiltshire; established 1917.
- http://www.salisburysymphonyorchestra.org.uk/

North Devon Sinfonia
- Gives classical music concerts near Barnstaple, Devon. Information about schedule, rehearsals, and ticketing arrangements.
- http://www.northdevonsinfonia.org.uk/

The British Police Symphony Orchestra
- An amateur orchestra drawing its players from across the 44 police forces within the United Kingdom. Includes audio samples, a history, and concert schedule.
- http://www.bpso.org.uk/

City of Sunderland Millenium Orchestral Society (CoSMOS)
- A history of the orchestra, with information about their concert program, repertoire, and membership.
- http://www.musicmakesfriends.org.uk/

Hertford Symphony Orchestra
- Profile of the orchestra, and their concert program. Includes membership information, and details of how to support them.
- http://www.hertfordsymphony.org.uk/

Edinburgh Symphony Orchestra
- Includes history and past concerts, concert and rehearsal schedule, membership information.
- http://www.edinburghsymphonyorchestra.org.uk

Oxford Sinfonia
- Amateur chamber orchestra. Includes details of performances and contact details.
- http://www.payne.simon.btinternet.co.uk/

Edgware Orchestra
- London-based amateur orchestra; information about membership and their programme of concerts.
- http://www.edgwareorchestra.org.uk/

Woodford Symphony Orchestra
- Profile and history of this amateur orchestra, based in London Borough of Redbridge. Includes details of performances and rehearsals.
- http://www.pnms.co.uk/wso/

Bournemouth Rehearsal Orchestra
- Group playing classical music in a relaxed atmosphere, without the pressure of performances. Details of membership and programme, with photos, video and audio clips.
- http://www.rehearsalorchestra.org/

Bathgate Concert Orchestra
- Profiles a voluntary group of musicians. Includes rehearsal times and details of performances, history and events.
- http://www.bathgateconcertorchestra.org.uk/

Maidstone Symphony Orchestra
- Performs 5 concerts a year with professional soloists. Includes information about orchestra, vacancies, concerts, and ticketing.
- http://www.mso.org.uk/

Manchester Beethoven Orchestra
- Amateur orchestra giving concerts in Manchester. Information about calendar, membership, recordings, history and library.
- http://www.beethovenorchestra.co.uk/

King Edward Musical Society
- Amateur orchestra and choir in Macclesfield, Cheshire. Information on concerts, rehearsals and workshops.
- http://kems.members.beeb.net/

Wilmslow Symphony Orchestra
- Amateur orchestra performing in Wilmslow, Cheshire. Information about concerts, rehearsals, and members.
- http://www.wilmsloworchestra.fsnet.co.uk/

High Peak Orchestra
- Founded in 1975 as The Cooperative Orchestra, and based in Whaley Bridge. Includes their history, concert and ticket details, and information on membership.
- http://www.hpo.ukgo.com/

The Salford Symphony Orchestra
- Amateur orchestra based in the Salford area. Regular concerts are performed at Peel Hall, Salford University.
- http://www.salfordsymphony.org.uk/

The Alderley Edge Orchestra
- Gives several concerts each year in Alderley Edge Methodist Church, Macclesfield. Details of programmes, workshops and membership.
- http://www.aeorchestra.org.uk/

Studio Symphony Orchestra
- Ulster's longest established orchestra. Information about membership, their concert programme, ticketing and reviews.
- http://website.lineone.net/~algr/

Northampton Symphony Orchestra
- Information about the ensemble, conductor, concert dates, and ticketing. Also recruiting for members.
- http://www.nso.org.uk/

Scarborough Orchestra
- Details concerts, reviews, news, contact details and joining instructions.
- http://www.scarborough-orchestra.co.uk/

Surrey Philharmonic Orchestra
- Leatherhead; usually performs in Dorking and Epsom: Includes history, concert calendar, ticket purchase information, and membership information.
- http://www.surreyphil.supanet.com/

Bolton Symphony Orchestra
- Includes concert calendar, ticket prices, and links.
- http://www.boltonsymphony.org.uk/

Petersfield Orchestra
- Includes concert calendar; history, pictures, and archive of program notes.
- http://www.petersfieldorchestra.org/

Leeds Baroque Orchestra
- Period-instrument orchestra specializing in baroque repertoire: includes next concert date.
- http://www.leedsbaroque.org.uk/

Gorton Philharmonic Orchestra
- Amateur symphony orchestra, believed to be oldest orchestra in Manchester. Details of concerts, profiles of members, history, and membership information.
- http://myweb.tiscali.co.uk/gortonphil/

Havering Concert Orchestra
- Information about the ensemble in the London Borough of Havering, with details of concerts and rehearsals. Also contains background on instruments and composers.
- http://www.hcoweb.co.uk/

The Mozart Orchestra of Norwich
- Includes rehearsal and concert calendar.
- http://www.mozartorchestra.org.uk

North London Symphony Orchestra
- Community symphony orchestra giving five concerts a year in North London. Includes membership information, details of concerts and rehearsals, and their history.
- http://www.nlso.org.uk/

EMG Symphony Orchestra
- The Exeter Music Group is the largest amateur symphony orchestra in the South West of England. Profile, concert and workshop details, and information for prospective members.
- http://emgsymphonyorchestra.co.uk/

Mid Sussex Sinfonia
- Community orchestra with over 100 members, giving regular concerts in the Mid Sussex area. Details of concerts, rehearsals, and venues.
- http://www.midsussexsinfonia.org.uk/

London Phoenix Orchestra
- Amateur orchestra founded in 1924 as the London Insurance Orchestral Society. Includes a history, with information on members, rehearsals, and concert schedule at Queen Elizabeth Hall and St John's Smith Square.
- http://www.phoenixorchestra.org/

Sussex Symphony Orchestra
- Information about the orchestra, attracting professional and non-professional players from across Sussex. Includes their concert programme, and ticket details.
- http://www.ssomusic.co.uk/

Royal Tunbridge Wells Symphony Orchestra
- Non-professional orchestra for Kent and Sussex. Includes details of forthcoming concerts and biographies of conductors.
- http://www.rtwso.fsnet.co.uk/

Richmond Orchestra
- Amateur orchestra in Surrey. Includes their rehearsal and concert schedule, conductor's biography, and membership/vacancy details.
- http://www.richmondorchestra.8m.com/

Kensington Philharmonic Orchestra
- Amateur orchestra in London, which aims to give an opportunity for advanced players to study and perform works from the classical and modern repertoire. Includes their concert schedule, and information about membership.
- http://www.kpo.org.uk/

Isle of Wight Symphony Orchestra
- A non-professional orchestra on the Isle of Wight; regular concerts with high-profile soloists throughout the year. Site provides programme info, mailing lists, and contact details.
- http://www.iwso.info/

Chester Philharmonic Orchestra
- Regional English amateur orchestra, featuring concert program, history, rehearsal information, and contact details.
- http://www.chesterphilorchestra.co.uk/

London Charity Orchestra
- Profile of an amateur orchestra, promoting the love of music and charitable causes. Includes news, player listing, and information on their concert and rehearsal programme.
- http://www.londoncharityorchestra.co.uk/

Plymouth Symphony Orchestra
- One of the oldest amateur city orchestras in the country. Information on concerts, and how to support the ensemble, with news and a history.
- http://www.plymouthsymphony.co.uk/

Oxford Symphony Orchestra
- Based within Oxford, with rehearsals during university term time. Includes their history, programme details, and vacancies.
- http://www.oxfordsymphonyorchestra.org/

Wrexham Symphony Orchestra
- A North Wales community orchestra, with their concert schedule, biographies of players, and history. Also includes details of their support network.
- http://www.nigelhughes.f2s.com/

The Learning Orchestra
- An amateur classical symphony orchestra, based in London, looking for players who are just starting or who want to revive old skills. Details of rehearsals, concerts, repertoire, and tutors.
- http://www.ravel.org.uk/tlo/

The Chamber Orchestra
- A substantial group of amateur string players meeting in central London. Includes information about rehearsals, concerts, news, and membership.
- http://www.ravel.org.uk/tco/

Forest Philharmonic Orchestra,
- Based in Waltham Forest, London. Describes the aims of the ensemble founded in 1964. Includes current programme, performers and history, and membership information.
- http://www.forestphilharmonic.org.uk/

Nottingham Philharmonic Orchestra
- Profile of a thriving amateur orchestra, with details of their concert season, ticket information, reviews, programme notes, and audio clips.
- http://www.nottinghamphilharmonic.co.uk/

Nottingham Symphony Orchestra
- A weekly-rehearsing amateur orchestra playing a major role in the classical music of Nottingham. Includes concert dates and programmes, booking information and contact details.
- http://www.nottinghamsymphony.org.uk/

Todmorden Orchestra
- Based in West Yorkshire; includes dates and programs for forthcoming concerts, with reviews and information for new orchestra members.
- http://www.todmordenorchestra.org.uk/

Haslemere Musical Society
- Choir and Orchestra based at Haslemere, Surrey: includes rehearsal and concert schedule.
- http://home.freeuk.net/hms.concerts/

Bushey Symphony Orchestra
- Based in Hertfordshire. Includes information about the ensemble, calendar of concerts and events, and program notes.
- http://www.bushey.symphony.cwc.net/

Reading Symphony Orchestra
- Brings together amateur musicians from the Thames Valley to perform classical music concerts. Program and membership information.
- http://www.rso.org.uk/

Scottish Sinfonia
- Performs several classical orchestral concerts each year in Greyfriars Kirk, and noted for its performances of Mahler on the Fringe of Edinburgh Festival. Includes information on their concert diary, recordings, sponsors, and tickets.
- http://home.freeuk.net/sinfonia/

Windsor and Maidenhead Symphony Orchestra (WMSO)
- Information about a Berkshire amateur orchestra, with their concert and rehearsal schedule, and information about their repertoire and support.
- http://www.wmso.org.uk/default.php3

York Symphony Orchestra
- The oldest amateur orchestra in the city presents their concert calendar. Includes ticket information, and comprehensive historical archives.
- http://www.yso.org.uk/

The Lambeth Orchestra
- Making orchestral music available to music-lovers in Lambeth and neighboring boroughs. Profile of the ensemble, with a concert schedule, and membership information.
- http://www.lambeth-orchestra.org.uk/

Barnet Symphony Orchestra
- Giving talented, local amateur musicians the opportunity to play and perform from the classical repertoire. Details of their three concerts a year, and membership.
- http://website.lineone.net/~barnet.orchestra

Kensington Symphony Orchestra
- Non-professional ensemble, based in London, with its own concert series on London's South Bank, and at St John's, Smith Square. Details of program, and rehearsals.
- http://www.kso.org.uk/