| | OO DESIGNS LIMITED 19 Old Gorse Way, Mawsley, KETTERING. NN14 1GJ | | | | | |
| | OO DEVELOPMENT SERVICES LTD 3/2 North Werber Place, EDINBURGH. EH4 1TE | | | | | |
| | OO FINANCIAL SERVICES LIMITED 23 Toronto Road, TILBURY. RM18 7RP | | | | | |
| | OO GOLD IT SERVICES LIMITED 4 Chestnut Drive, Barolddswick, BARNOLDSWICK. BB18 5QY | | | | | |
| | OO LA LA BOUTIQUE 1 Peel St Arcade, BARNSLEY. S70 2RS | | | | | |
| | OO LIMITED 2 The Pavement, Clapham Common, LONDON. SW4 0HY | | | | | |
| | OO SOLUTIONS LIMITED 6TH Floor Queens House, 1 Leicester Place, LONDON. WC2H 7BP | | | | | |
| | OO SYSTEMS LIMITED 5 Brynglas, BRECON. LD3 7SA | | | | | |
| | OO TRANSPORT LIMITED Woodridge House Earlsbrook, Bacton, STOWMARKET. IP14 4UA | | | | | |
| | OOA SOLUTIONS LIMITED 59 Alexandra Avenue, HARROW. HA2 8PA | | | | | |
| | OOA1 LIMITED 78 Pond Road, LONDON. E15 3BE | | | | | |
| | OOBIDOOS 108 Trinity St, GAINSBOROUGH. DN21 1HS | | | | | |
| | OOBIE LTD 39 Cheltenham Road, CIRENCESTER. GL7 2HU | | | | | |
| | OOBLA LIMITED C/O Henley Accounting Services, Cedar Court 9-11, Fairmile, HENLEY-ON-THAMES. RG9 2JR | | | | | |
| | OOBLI LIMITED 62 Broom Park, TEDDINGTON. TW11 9RR | | | | | |
| | OOC LIMITED Penny Trees, Delph Lane, Houghton Green, WARRINGTON. WA2 0RQ | | | | | |
| | OOCHI LIMITED Antelope Chambers, Antelope Walk Cornhill, DORCHESTER. DT1 1BE | | | | | |
| | OOCL EUROPE LIMITED Oocl House, Bridge Road, Levington, IPSWICH. IP10 0NE | | | | | |
| | OOCL EUROPE LIMITED 40 Basinghall St, LONDON. EC2V 5DE | | | | | |
| | OOCL EUROPE LIMITED Oocl House, Levington Park, Bridge Road, IPSWICH. IP10 0NE | | | | | |
| | OOCL LOGISTICS EUROPE LIMITED Oocl House, Levington Park Bridge Road, Levington, IPSWICH. IP10 0NE | | | | | |
| | OOCL UK LIMITED Furness House, Furness Quay, SALFORD. M50 3XZ | | | | | |
| | OOCL UK LIMITED 204-207 Berth, Western Docks, SOUTHAMPTON. SO15 1DA | | | | | |
| | OOCL UK LIMITED Mercantile Chambers, 53 Bothwell Street, GLASGOW. G2 6TS | | | | | |
| | OOCL UK LIMITED Oocl House, Levington Park, Bridge Road, IPSWICH. IP10 0LZ | | | | | |
| | OOD LIMITED 23 Pemberton Drive, BRADFORD. BD7 1RA | | | | | |
| | OODEYS LTD 78A Queen Street, NEWTON ABBOT. TQ12 2ER | | | | | |
| | OODIAN CONSULTING LIMITED Suite 6 Bourne Gate, Bourne Valley Road, POOLE. BH12 1DY | | | | | |
| | OODLES 136 Linthorpe Road, MIDDLESBROUGH. TS1 3RA | | | | | |
| | OODLES FUN PARTIES 29 Wolseley Rd, TUNBRIDGE WELLS. TN4 9BJ | | | | | |
| | OODLES TRADING LIMITED Meadowlark, 3 Common Road, Claygate, ESHER. KT10 0HG | | | | | |
| | OODLES TYNEMOUTH LIMITED 69A Front Street, Tynemouth, NORTH SHIELDS. NE30 4BP | | | | | |
| | OOGI INVESTMENTS LIMITED 240 Stratford Road, Shirley, SOLIHULL. B90 3AE | | | | | |
| | OOGI MOBILE TECHNICAL SERVICES 2 Tymm St, MANCHESTER. M40 0LD | | | | | |
| | OOH ER MISSUS LIMITED 32 Brooklands Drive, LEEDS. LS14 6SB | | | | | |
| | OOH IT LIMITED 49 Westcroft Gardens, MORDEN. SM4 4DJ | | | | | |
| | OOH LA LA LIMITED 1 The Mews St Nicholas Road, BARRY. CF62 6QX | | | | | |
| | OOH LA LA WEAR LIMITED 106B Camden Street, LONDON. NW1 0HY | | | | | |
| | OOH LA LA! VINTAGE LIMITED 18A Waxwell Lane, PINNER. HA5 3EN | | | | | |
| | OOH LALA 200 High St, HORNCHURCH. RM12 6QP | | | | | |
| | OOH MEDIA LIMITED 65 Church Path, LONDON. W4 5BH | | | | | |
| | OOH! LIMITED 54 Salusbury Rd, LONDON. NW6 6NN | | | | | |
| | OOH! LIMITED 112 Wembley Park Drive, WEMBLEY. HA9 8HS | | | | | |
| | OOH! SERENDIPITY 27, Carnegie House, New End, LONDON. NW3 1JE | | | | | |
| | OOH! THATS NICE LIMITED Business Centre Second Floor, Entwistle Arms, 15 Entwistle Street, DARWEN. BB3 3HS | | | | | |
| | OOHBABYBABY 54 Hamilton St, SALTCOATS. KA21 5DS | | | | | |
| | OOHLA LIMITED 8-12 High Street, DUNFERMLINE. KY12 7AR | | | | | |
| | OOHLAH 8-12 High Street, DUNFERMLINE. KY12 7AR | | | | | |
| | OOH-LA-LA PRODUCTIONS LTD Tudor House Mews Westgate, GRANTHAM. NG31 6LU | | | | | |
| | OOJAH 1 Meal Market, HEXHAM. NE46 1NF | | | | | |
| | OOJAMI LIMITED 45B Myddleton Road, LONDON. N | | | | | |
| | OOJU ART MANAGEMENT Aire St, LEEDS. LS1 4HT | | | | | |
| | OOJUFINK 1 Queens Head Ct, NEWARK. NG24 1EL | | | | | |
| | OOJUFINK LIMITED 100 Marsh Lane, Farndon, NEWARK. NG24 4SZ | | | | | |
| | OOK MEDICAL SERVICES LIMITED Qxps High Corn Mill Chapel, Hill, SKIPTON. BD23 1NL | | | | | |
| | OOKO 44 Constitution St, EDINBURGH. EH6 7BG | | | | | |
| | OOKO LIMITED 44 Constitution Street, EDINBURGH. EH6 6RS | | | | | |
| | OOLA BOOLAS CHILDRENS CLUB LTD 32 Union Street, KETTERING. NN16 8JR | | | | | |
| | OOLITE LIMITED Lansdowne House City Forum, 250 City Road, LONDON. EC1V 2QZ | | | | | |
| | OOLITHICA GEOSCIENCE LIMITED 1 East Craibstone Street, Bon Accord Square, ABERDEEN. AB11 6YQ | | | | | |
| | OOLITHICA GEOSCIENCE LIMITED 53-57 Rodney Road, CHELTENHAM. GL50 1HX | | | | | |
| | OOLOO LIMITED Sherwood House 2 Albert Road, TAMWORTH. B79 7JN | | | | | |
| | OOM MANAGEMENT LTD Eurobizz UK Limited, Studio One - Utopia Village, 7 Chalcot Road, LONDON. NW1 8LH | | | | | |
| | OOMA LIMITED 14 Crown Court Wooley Street, BRADFORD-ON-AVON. BA15 1BG | | | | | |
| | OOMERS 8 St Andrew's Road, LONDON. E17 6BD | | | | | |
| | OOMERS LIMITED 8 St Andrews Road, LONDON. E17 6BD | | | | | |
| | OOMIX LIMITED 22 Snowdrop Close, CHELMSFORD. CM1 6XD | | | | | |
| | OOMPA LOOMPAS 13 Dyserth Rd, RHYL. LL18 4DW | | | | | |
| | OOMPH 79 Castle St, FORFAR. DD8 3AG | | | | | |
| | OOMPH AGENCY SERVICES LIMITED Well House 6 Minety Lane, Oaksey, MALMESBURY. SN16 9SY | | | | | |
| | OOMPH FITNESS 11 St Francis Cl, POTTERS BAR. EN6 2RH | | | | | |
| | OOMPH MUSIC LTD Branscombe House, Bishampton, PERSHORE. WR10 2LT | | | | | |
| | OOMPH PICTURES LIMITED Banks House, Paradise Street, RHYL. LL18 3LW | | | | | |
| | OOMS LTD Eurobizz UK Limited, Studio One - Utopia Village, 7 Chalcot Road, LONDON. NW1 8LH | | | | | |
| | OOMSWELL LIMITED 40 Queen Anne Street, LONDON. W1G 9EL | | | | | |
| | OONA ENTERPRISES LTD 204 Eglish Road, DUNGANNON. BT70 1LD | | | | | |
| | OONAGH BANNISTER 78 B Willesden la, LONDON. NW6 7TA | | | | | |
| | OONAGH BOMAN 107 University St, BELFAST. BT7 1HP | | | | | |
| | OONAGH JONES 24 Shirley St, HOVE. BN3 3WJ | | | | | |
| | OONAGH MCDONALD LTD 302 Kew Road, RICHMOND. TW9 3DU | | | | | |
| | OONAGH WOOD ASSOCIATES LIMITED 24 Tile Kiln Lane, BEXLEY. DA5 2BB | | | | | |
| | OONASDIVERS LIMITED 16 Gildredge Road, EASTBOURNE. BN21 4RL | | | | | |
| | OONO INTERNATIONAL LIMITED 69 Great Hampton Street, BIRMINGHAM. B18 6EW | | | | | |
| | OONS ELECTRONIC SERVICES LIMITED 13 Doverfield, Goffs Oak, WALTHAM CROSS. EN7 5EL | | | | | |
| | OOO LAA LAA LIMITED 291-293 West End Lane, LONDON. NW6 1RD | | | | | |
| | OOO LTD. Suite F 1ST Floor New City, Chambers 36 Wood Street, WAKEFIELD. WF1 2HB | | | | | |
| | OOO RESURS EXPORT LTD Enterprise House, 82 Whitchurch Road, CARDIFF. CF14 3LX | | | | | |
| | OOO SVR LTD Office 4, 59-60 Russell Square, LONDON. WC1B 4HP | | | | | |
| | OOOCM LIMITED 148A Graham Road, LONDON. E8 1BS | | | | | |
| | OOOH! LIMITED 127 Bradshaw Street, NELSON. BB9 0BH | | | | | |
| | OOOLAA LAA 291 West End la, LONDON. NW6 1RD | | | | | |
| | OOOPA LIMITED Griffon House, Seagry Heath, Great Somerford, CHIPPENHAM. SN15 5EN | | | | | |
| | OOOPS !!! DRIVING SCHOOL 15 Hillcrest Rd, LONDON. E17 4AP | | | | | |
| | OOOPS LIMITED C/O Finnigan & Co, 39 Lower Brook Street, IPSWICH. IP4 1AQ | | | | | |
| | OOOPS.NET LIMITED Unit 4 K & B Estate, Holy Rood Close, Creekmoor, POOLE. BH17 7BP | | | | | |
| | OOOS LIMITED 55 Cherry Orchard, WEST DRAYTON. UB7 7JR | | | | | |
| | OOOTTA LIMITED 3 Castleton Avenue, WEMBLEY. HA9 7QH | | | | | |
| | OOOZE NETWORKS LIMITED 106 The Drive, HOVE. BN3 6GP | | | | | |
| | OOPING LIMITED 15 Horsham Avenue, Friern Barnet, LONDON. N12 9BG | | | | | |
| | OOPOLOGY LTD 6 Burngreave Bank, SHEFFIELD. S4 7HL | | | | | |
| | OOPS 14 Beauford Rd, Horam, HEATHFIELD. TN21 0EB | | | | | |
| | OOPS ! LIMITED C/O James Herd, 165 Thomas More Street, LONDON. E1W 1YD | | | | | |
| | OOPS ! SMART REPAIR SOLUTIONS LTD 1 Stainforth Gardens, Ingleby Barwick, STOCKTON-ON-TEES. TS17 0UB | | | | | |
| | OOPS & DOWNES LINGERIE 101-103 New Road Side, Horsforth, LEEDS. LS18 4QD | | | | | |
| | OOPS A DAISEY 5 Broadway, CATTERICK GARRISON. DL9 4RF | | | | | |
| | OOPS A DAISIES 292 Heron St, OLDHAM. OL8 4JR | | | | | |
| | OOPS A DAISIES 25 Winnington la, NORTHWICH. CW8 4DE | | | | | |
| | OOPS A DAISY 30 Windsor Street, Burbage, HINCKLEY. LE10 2EF | | | | | |
| | OOPS A DAISY 40 Cricklade St, CIRENCESTER. GL7 1JH | | | | | |
| | OOPS A DAISY 9 The Cross Court, Bishopbriggs, GLASGOW. G64 2RD | | | | | |
| | OOPS A DAISY 44 Windermere Rd, WOLVERHAMPTON. WV6 9DF | | | | | |
| | OOPS A DAISY 81 Mid Street, KEITH. AB55 5AF | | | | | |
| | OOPS A DAISY 453 Chorley Road, Swinton, MANCHESTER. M27 9LQ | | | | | |
| | OOPS A DAISY Grosvenor House, 41 High St, Wivenhoe, COLCHESTER. CO7 9BE | | | | | |
| | OOPS A DAISY 2, Clieve Cottages, High St Cookham, MAIDENHEAD. SL6 9SJ | | | | | |
| | OOPS A DAISY 3 Station Road, Askern, DONCASTER. DN6 0JA | | | | | |
| | OOPS A DAISY FLORIST Ainsley, High St, Rhuddlan, RHYL. LL18 2UA | | | | | |
| | OOPS A DAISY NW LIMITED 207 Knutsford Road, Grappenhall, WARRINGTON. WA4 2QL | | | | | |
| | OOPS A DAISY.COM LIMITED 12-14 Westbury Drive, BRENTWOOD. CM14 4IS | | | | | |
| | OOPS A DAISY.COM LIMITED 26 Fyfield Rd, ONGAR. CM5 0AJ | | | | | |
| | OOPS CONSULTANCY LIMITED 36 Ouseley Road, LONDON. SW12 8EF | | | | | |
| | OOPS FASHION LTD 12 Old Convent Moat Road, EAST GRINSTEAD. RH19 3RS | | | | | |
| | OOPS HAS THE ANSWER LTD 18 London Road, BURGESS HILL. RH15 8QX | | | | | |
| | OOPS PUBLISHING LIMITED 10 Orange Street, Haymarket, LONDON. WC2H 7DQ | | | | | |
| | OOPS! KARAOKE LIMITED Dr Michael Wong, Apartment 20 Salisbury House, 2A Salisbury Road, LEICESTER. LE1 7QR | | | | | |
| | OOPS-A-DAISY 72 Eastgate, COWBRIDGE. CF71 7AB | | | | | |
| | OOPS-A-DAISY 7 The Homend, LEDBURY. HR8 1BN | | | | | |
| | OOPS-A-DAISY 41 Higher Walton Rd, Walton-le-Dale, PRESTON. PR5 4HD | | | | | |
| | OOPSIE DAISY A, 8 Market Pl, WEDNESBURY. WS10 7AX | | | | | |
| | OOPSORI LIMITED King Charles House, 2 Castle Hill, DUDLEY. DY1 4PS | | | | | |
| | OOPSY DAISY 333 Ley St, ILFORD. IG1 4AA | | | | | |
| | OOR CO. LIMITED 10 Abbey Park Place, DUNFERMLINE. KY12 7NZ | | | | | |
| | OOR COACHES LIMITED Swordwell Farm, ANNAN. DG12 6QZ | | | | | |
| | OOR PRODUCTIONS LIMITED 2ND Floor, 145-157 St John Street, LONDON. EC1V 4PY | | | | | |
| | OOR WULLIES 281 Main Street, Blantyre, GLASGOW. G72 0DL | | | | | |
| | OORA UK LTD. 3 Inchley Ter, Torphins, BANCHORY. AB31 4GJ | | | | | |
| | OORA UK LTD. 4 Eaglesham Road, Clarkston, GLASGOW. G76 7BT | | | | | |
| | OORANA LIMITED 862 Christchurch Road, Boscombe, BOURNEMOUTH. BH7 6DQ | | | | | |
| | OORT LIMITED 29/30 Margaret Street, Central, LONDON. W1W 8SA | | | | | |
| | OOS LIMITED 9 Oak Street, SOUTHPORT. PR8 6BW | | | | | |
| | OOSE LIMITED Mansion House Manchester Road, ALTRINCHAM. WA14 4RW | | | | | |
| | OOSETOWN LIMITED 15 Alexandra Corniche, HYTHE. CT21 5RW | | | | | |
| | OOSHI LIMITED 73 Glenhead Crescent, Hardgate, CLYDEBANK. G81 6LJ | | | | | |
| | OOSHIN LIMITED 149 Vassall Road, LONDON. SW9 6NJ | | | | | |
| | OOSI LTD. 178B Westbourne Grove, LONDON. W11 2RH | | | | | |
| | OOSMAN & CO PO Box 33, Elstree, BOREHAMWOOD. WD6 3AX | | | | | |
| | OOSOOM TRAINING LTD 11 Pinewood Close, Abram, WIGAN. WN2 5XS | | | | | |
| | OOSTEN SERVICES LTD Eurobizz UK Limited, Studio One - Utopia Village, 7 Chalcot Road, LONDON. NW1 8LH | | | | | |
| | OOSTHUYSEN LTD C/O Sgsfa (Uk) Ltd, 19 Waterbeach Road, SLOUGH. SL1 3LA | | | | | |
| | OOTBC LIMITED 170 Great Portland Street, LONDON. W1W 5LS | | | | | |
| | OOTOBEA LIMITED Manor House, 60-66 High Street, DAVENTRY. NN11 4HU | | | | | |
| | OOTTADY LIMITED 65 Butts Green Road, HORNCHURCH. RM11 2JS | | | | | |
| | OOTZ OOTZ LIMITED The Punch Bowl Easton Street, PORTLAND. DT5 1BT | | | | | |
| | OOZEE JUICES AND WHOLEFOODS LIMITED 6 Raphael Avenue, ROMFORD. RM1 4EP | | | | | |
| | OOZELLS TRADING LIMITED 1 Oozells Square, BIRMINGHAM. B1 2HS | | | | | |
| | OOZLE-WOOZLE LIMITED The Governors Residence, The Shire Hall High Pavement, The Lace Market, NOTTINGHAM. NG1 1HN | | | | | |
| | OOZLUM LIMITED Victoria House 10 Broad Street, ABINGDON. OX14 3LH | | | | | |