Ofcom RID register · updated weekly
UK telecom providers — R
256 Ofcom-registered communications providers whose name begins with R, from the official RID (Reseller Identification) register, with each company’s registered address and published contact number. Part of the full UK provider directory.
| Provider | RID | Registered location | Contact |
|---|---|---|---|
| R G C TelecommunicationsR G C Telecommunications Ltd | CHQ | Haughmond Farm, Shropshire, SY4 1AS | 07143 741188 |
| R M Associates | KGC | 124 Frog Lane, Wigan, WN6 7DS | 1942820520 |
| R&m RentalsR&M Rentals Ltd | IXP | 97-99 Worton Road, Isleworth, TW7 6EG | 2085605331 |
| R2 Computer Solutions | FNA | 143 Ladybridge Road, Cheshire, SK8 5PL | 0161 408 2589 |
| RADCOMM UK LTDRadcomm Uk Limited | JFW | 352 WESTDALE LANE,, NOTTINGHAM, NG3 6ET | 1159522777 |
| RAS Data Support Limited | IMM | Bedford Business Centre, Bedford, MK402PR | 01234 860099 |
| RCS TelecomRural Communications Solutions Limited | GBB | 6 Brunswick Street, Carlisle, CA1 1PN | 01228 217070 |
| RCSCRCSC (NW) LTD | RIU | 151 The Rock, Bury, BL9 0ND | 01613882444 |
| RCUKRose Communications (UK) Ltd | FBU | 92-94 Stamford Hill, London, N16 6XS | 020 8815 4120 |
| RDC IT Solutions Limited | IMS | 11 Corfe Meadows, Milton Keynes, MK10 7DL | 01908 394987 |
| RDS Big DataFT GROUP LIMITED | FSZ | Century House St James Court, Derby, DE1 1BT | — |
| RDT Voice and DataRDT Office Solutions Group Ltd | GJI | Station House, Herts, EN8 9AW | 0844 264 0791 |
| REAL AGENTReal Agent Group Ltd | MSY | Real Agent HQ, 32 Bloomsbury St, London, WC1B 3QJ | 4.42038E+11 |
| REYELCOMREYELCOM LTD | RQA | 4 Woodland Road, Darlington, DL3 7PJ | 07804744585 |
| RGB Solutions Ltd | ICS | Bonnington Mill, Edinburgh, EH6 5QG | 0131 554 8888 |
| RGCRegency Grove Communications Limited | EWW | 87a Victoria Road, Surrey, RH6 7QH | 0844 770 7977 |
| RHM Telecommunications Ltd | CPU | Goodridge House, Gloucester, GL2 5EA | 01452 511 325 |
| RHP SOLUTIONSRHP COMPUTER SOLUTIONS LTD | SDM | 15 Market Street, Lichfield, WS13 6JX | 01543410528 |
| RINGTAIL COMMS LIMITED | SFL | Unit D, Bootle, L20 7EJ | 01517051717 |
| RJ CortelR J Cortel Limited | FKF | First Floor Unit J6, East Sussex, BN26 6QH | 01435 811 580 |
| RJS Comms LimitedRJS COMMS LIMITED | SAA | 9 Hardridge Avenue, Glasgow, G52 1SA | 01416480470 |
| RLS Comms LimitedRLS COMMS LIMITED | NBR | Corner Oak, Solihull, B91 3QG | 07816819673 |
| RLS Computer Services Ltd. | IYD | Clenchwarton, Kings Lynn, PE34 4AW | 01553 776937 |
| RM Computing (Orkney) Ltd | MIP | Innovation Centre - Orkney, Kirkwall, KW15 1ZL | 1856872358 |
| RM Consulting | HLX | 24 Chester Close, Flintshire, CH5 1AU | 01244 458 765 |
| RM EducationRM Education Ltd | FKW | 183 Milton Park, Oxon, OX14 4SE | 08450 700 300 |
| RMC Voice LtdRMC VOICE LTD | PSU | 2 Old Moat Lane, Liverpool, L31 8ET | 07935002726 |
| RMT TECHNOLOGYRMT ACCOUNTANTS & BUSINESS ADVISORS LTD | MKY | RMT ACCOUNTANTS & BUSINESS ADVISORS LTD, NEWCASTLE UPON TYNE, NE128EG | 1912569550 |
| ROCC-ConnectROCC Computers Limited | GMG | Standford Gate, Brighton, BN1 6SB | 01273 274 747 |
| ROCKROCK I.T. SPECIALISTS LIMITED | MIZ | 27-28 Old Field Road, Bridgend, CF355LJ | 03442722288 |
| RPFMRPFM LTD | QPK | 38 Thornly Park Drive, Paisley, PA2 7RP | 07733225695 |
| RPM SolutionsRPM Business Communications Ltd | GVY | Innovation Centre, Norwich, Norfolk, NR4 7GJ | 0333 600 6999 |
| RPS Technology SolutionsRPS Telecom Ltd | FXU | Technium Springboard Centre, Newport, NP44 3AW | 0845 450 78444 |
| RRA-SERVRRA SERVICES LIMITED | NWP | Kemp House, Londaon, EC2V 2NX | 01531556005 |
| RSM 2000 LtdRSM 2000 Limited | CLY | Wrest Park, Beds, MK45 4HS | 01525 862 555 |
| RSR Communications LtdRSR Communications Limited | DTW | 175 Claremont Road, Manchester, M6 8PA | 0161 790 4392 |
| RTF NetworksRTF Networks Ltd | FVR | 11 James Whatman Court, Maidstone, ME14 5PP | 0844 247 4480 |
| RTLRetrospective Techniques Ltd | GWE | Karrick House, Rochdale, OL12 0DZ | 01706 644 620 |
| RTP SolutionsRTP Solutions UK Ltd | FYX | 76-77 Watling Street, London, EC4M 9BJ | 0800 915 7768 |
| RTS Convergent Services (RTSCS)Retail Technology Services Ltd | DDK | Brooke House, Northampton, NN4 7YD | 0844 840 7666 |
| RUPE-NETRUPE-NET LTD | RVB | 582 Honeypot Ln, Stanmore, HA7 1JS | 02030110527 |
| RUSHDAN LTDRUSHDAN LIMITED | PBE | OFFICE SUITE 2, HAGLEY, DY8 2HH | 03300245077 |
| RV Consulting Solutions LimitedRV Consulting Solutions Ltd | MTY | JWS, Scarborough, YO11 3YS | 1723817170 |
| RVS IT LtdRVS IT LIMITED | MZW | 35 New Broad Street, London, EC2M 1NH | 02081917299 |
| RW Communications WLRRW Communications Ltd | ENX | RW Communications Ltd, Stockley Park, Uxbridge, UB11 1BD | 0845 688 6888 |
| RWDSRIDGEWORKS DS LTD | MCU | 332 meanwood road, leeds, LS72JF | 1132166777 |
| Rabbit Computers Ltd | IAT | Ashfield Ave, Herts, WD23 4HJ | 07050 013 000 |
| RaceyRACEY INTERNET LIMITED | QKW | Unit 421, Lisburn, BT28 2BP | 02892474010 |
| Radarpoint LtdDCS Voice & Vision Ltd | CXY | Unit 7 Titan Court, Bedfordshire, LU4 8EF | 0870 871 7373 |
| Rade SystemsRADE NEW MEDIA LIMITED | GXS | The Granary, Saxmundham, Suffolk, IP17 3RG | 01502 478 000 |
| Radia Computer Services LtdRadia Computer Services Limited | LQM | 38b High Road, Bushey, WD23 1GG | 2084218061 |
| Radius Connect LimitedRADIUS CONNECT LIMITED | PJW | Euro Card Centre, Crewe, CW1 6EG | 02890021040 |
| RadleaRadlea Limited | HGA | Priestgate House, Peterborough, PE1 1JN | 01733 302 591 |
| RafiTel LimitedRafi Housing Limited | JEV | 8 Chamber Hall Close, Oldham, OL8 4DN | 1618700713 |
| Rainbow Communications LtdRAINBOW COMMUNICATIONS (BRISTOL) LTD | RGQ | Raleigh House, BRISTOL, BS31 1HS | 01179864777 |
| Rainbow IT ServicesRainbow IT Services LTD | LZL | 57 Barff Lane, York, YO8 9ET | 1304800232 |
| Rainbow Telecom | BAT | Dundonald Business Park, Dundonald, Belfast, BT16 1QT | 0871 230 4200 |
| Rakata TechnologyRAKATA TECHNOLOGY LIMITED | SKB | 9a Clothier Road, Bristol, BS4 5PS | 01172444510 |
| RakoreRAKORE LIMITED | NGY | 38 Eastcote Ave, LONDON, HA28AL | 02083572665 |
| Rallye Communications Limited | EXA | Rallye House, Hampshire, GU46 6EH | 01252 863 720 |
| Ramsac Ltd | HWJ | 1&2 Godalming Business Centre, Surrey, GU7 1XW | 01483 412040 |
| Rapid ADSLComputer Systems UK Limited | ELI | 15 Southmill Trading Centre, Herts, CM23 3DY | 0870 3866 222 |
| Rapid Response IT Ltd | JWH | 3000 Manchester Business Park, Manchester, M22 5TG | 1618204198 |
| Rapid TechnologiesRapid Computers Ltd | KGN | Unit 10, Liverpool, L19 2QR | 1512821839 |
| RapidityR.S. and J.P.Price | KET | Oak Tree Farm, Shrewsbury, SY56AD | 1952510428 |
| Rapier Systems Limited | SQV | Unit 5 Lomond Business Park, Glenrothes, KY6 2PJ | 0345 299 6171 |
| RareTelUC Partners Network Ltd | MWE | 54 Greenfield Road, London, E1 1EJ | 2073751726 |
| Raspberry CommunicationsRaspberry Beret Group Ltd | GLY | Distillery House, Warrington, WA4 6DN | 0844 318 2828 |
| Raspberry Communications Ltd | BAB | Darwin House, Exeter, EX1 1NP | 0844 873 2250 |
| Ratcliff Consulting Ltd | HCA | 1st Floor Totteridge House, London, N20 9QL | 0844 544 2921 |
| RaveX IT Services | LPV | 4 South Street, Crewkerne, TA18 8DA | 01460 298 220 |
| RavenbridgeRavenbridge Ltd | HTL | Unit 19, West Sussex, RH13 9RT | 01403 330 170 |
| Raw CommunicationsRaw Telecom Limited | EFL | Manvers House, South Yorkshire, S63 7JZ | 0845 121 0206 |
| Raw Telecom LtdRaw Telecom Limited | EFK | Manvers House, South Yorkshire, S63 7JZ | 0845 121 0206 |
| RawApple CommunicationsRawApple Communications Limited | GIU | 3 Warners Mill, Braintree, CM7 3GB | 0844 576 3188 |
| RawComRaw Telecom Limited | EFM | Manvers House, South Yorkshire, S63 7JZ | 0845 121 0206 |
| Razorblue LtdRAZORBLUE LTD | LFV | 12 Bailey Court, Catterick, DL9 4QL | 0333 3446344 |
| Re-mark GroupRemark Global Limited | FAR | Unit 29 Aston Business Park, Peterborough, PE2 7BX | 01733 405 965 |
| Re4mitRE4MIT LTD | NFR | 18 Beaumont Chase, Greater Manchester, BL3 4XH | 07734715609 |
| Reach CommunicationsReach Digital Telecoms Ltd | IQQ | the chestnuts, wem, sy4 5jd | 07500 737377 |
| Reach I.T. Management LimitedREACH I.T. MANAGEMENT LIMITED | PSX | Unit 4 Davy Court, Rugby, CV23 0UZ | 01788440024 |
| Reach InternetReach Internet Limited | HTB | Suite 22 Telford Business Centre, Shropshire, TF7 4QN | 0330 088 2684 |
| Ready HomesCLEARSPRINGS READY HOMES LTD | QUZ | 26 Brook Road, Rayleigh, SS6 7XJ | 01702 933368 |
| ReadySIPReadycrest Ltd | LKQ | 14 Stirling Park, Kent, ME1 3QR | — |
| ReadycrestReadycrest Ltd | IAP | 14 Stirling Park, Kent, ME1 3QR | — |
| RealcomRealcom Applications | HRH | Froggarts Cottage, Leicestershire, LE67 8HT | 01530 440 000 |
| Realisys LtdWorlds End Studios Limited | CHR | Worlds End Studios, LONDON, SW10 0RJ | 08454 567 019 |
| Reality SolutionsREALITY SOLUTIONS LIMITED | RGD | 1 Global Business Park, Hull, HU7 0AE | 01482828000 |
| Really Clever Ltd | KLA | 1St Floor, Chorley, PR711JU | 01257 752519 |
| Really Easy CallsAlertacall Limited | DZF | Pit Farm Farmhouse, Grange-Over-Sands, LA11 6HE | 0845 094 5201 |
| Realm Business SystemsRealm Business Systems Ltd | HNC | 38 Croft Gardens, Gloucestershire, GL53 8LG | 01242 232 274 |
| Realta UK Limited | BBT | Priestgate House, Peterborough, PE1 1JN | 0870 220 7220 |
| Realtime Business Services | IHU | The Birches, Spalding, PE11 3YA | 0845 006 0870 |
| Realtime Data Systems LtdREALTIME DATA SYSTEMS LTD | PVZ | 12 New Mill, Burton-Upon-Trent, DE150TP | 03333582101 |
| Realtime Europe LimitedREALTIME EUROPE LTD | PEJ | 37 Golden Ball Lane, Maidenhead, SL6 6NW | 02085758588 |
| Rebel BroadbandComparison Systems Ltd | MED | 5-9 Eden Street, Kingston Upon Thames, KT1 1BQ | 1892538290 |
| Rebel Broadband UK LimitedREBEL BROADBAND UK LIMITED | QAQ | Taylor Wessing Llp,5 New Street Square, London, EC4A 3TW | 07483345338 |
| Reboot IT MSP LtdREBOOT IT MSP LTD | RYT | 71-75 Shelton Street, London, WC2H 9JQ | 03333355444 |
| Rebooting IT Limited | MJS | Plaza 9 Kd Tower, Hemel Hempstead, HP1 1FW | 0330 043 0694 |
| Recon TechnologyRECON TECHNOLOGY LTD | RTF | 11 Rushey Close, Ashby De La Zouch, LE65 2WA | 07415605749 |
| Record Digital Limited | IJB | Fairfield, Clee Hill, SY8 3PQ | 01584 891346 |
| Red Box Voip LtdRED BOX VOIP LTD | RTI | Unit 2, Newry, BT35 7GB | 02830053848 |
| Red Communications Global LtdRED COMMUNICATIONS GLOBAL LTD | CMK | HIGHSTONE HOUSE, Barnet, EN5 5SU | 020 8440 0007 |
| Red Data UK LtdRed Data UK Limited | IRC | The Farmhouse, Ashington, RH20 3AX | 1903203443 |
| Red Dragon I.T. Limited | HGK | Hanover Mill, Kent, TN25 6NU | 01233 808909 |
| Red Gorilla UK Ltd | GEP | Larch House, Hampshire, PO7 6XP | 02392 009 000 |
| Red Hat Media | QVC | Garnishes, Barnstaple, EX31 4EH | 01271280123 |
| Red Matter LtdRed Matter Limited | EJT | 42a Station Road East, Surrey, RH8 0TG | 020 7138 2939 |
| Red MosquitoRED MOSQUITO LIMITED | NQW | 21 Blairtummock Place, Glasgow, G33 4EN | 01413487950 |
| Red Nova Solutions Ltd | MJV | Unit 3 Brunel Units, Clacton on Sea, CO154LU | 1255750057 |
| Red5 Networks Limited | GRZ | 102 Hellesdon Park Road, Norwich, NR6 5DR | 1603859669 |
| RedBox EventsRED BOX TICKETS AND EVENTS LIMITED | RYI | Balbir House, Stevenage, SG1 2LP | 03332427910 |
| RedCherryIT LtdRedCherryIT Limited | BVM | Someset House, Birmingham, B37 7BF | 0800 668 1150 |
| RedDoor Supplies LtdReddoor IT Ltd | JVC | Tanfield House, Croydon, CR0 1AE | 2085409020 |
| RedLine TelecomRedline Tele.com Limited | FQR | 13 Commercial Road, Hereford, HR1 2BB | 01432 359933 |
| RedRockCommsRED ROCK COMMUNICATIONS LTD | NJX | 20 Taunton Grove, Manchester, M456TJ | 01614706212 |
| RedServ LimitedREDSERV LIMITED | NQZ | RedServ Ltd, Unit 23, Oldham, OL9 9XA | 01618831773 |
| Redbeard IT LimitedREDBEARD IT LIMITED | PZG | 75 Schofield Avenue, Witney, OX281JR | 01993323800 |
| Redbox Internet Services Ltd | HXI | PO Box 48, High Peak, SK23 0WP | 01298 600 090 |
| Redbrick IT SolutionsRedbrick IT Solutions Ltd | JPJ | 2 Rous Court, Bourne, PE6 9AF | 1778393495 |
| RedcentricRedcentric Solutions Limited | GNJ | Central House, Harrogate, HG3 1UG | 0800 983 2522 |
| Redfortress LimitedREDFORTRESS LIMITED | RTN | Discovery Park, Sandwich, CT13 9FF | 01304600138 |
| RedinetRedinet Ltd | LQV | 1 Stanley road, bromley, br29je | 2082497000 |
| Redlet | MNP | Unit 19, Barton Business Park, Canterbury, CT13AA | 1227808534 |
| Redmine NetworksRedmine Networks Ltd | ICH | 30 Knighton Close, Northamptonshire, NN5 6NE | 8448082528 |
| Redpalm redCONNECTRedpalm Technology Services Ltd | ISJ | 12 Moulton Park Office Village, Northampton, NN36AP | 3330069170 |
| Redraw VoipDatacentres Limited T/A Redraw Internet | EMV | Quay House, Docklands, E14 9XG | 0845 862 0919 |
| Redsquid CommunicationsRedsquid Communications Limited | FHR | Premiere House, Herfordshire, WD6 1JH | 020 8166 4540 |
| RedstarRedstar Telecommunications Limited | FLR | Kestrel Court Business Park, Bristol, BS20 7AN | 01275 295 100 |
| ReducerREDUCER LTD | PJE | 118A London Wall, London, EC2Y 5JA | 02039704686 |
| Redwax ConnectRedwax Limited | GNU | Kemp House, London, EC1V 2NX | 01608 638 422 |
| Redwing Computers | JUB | 29 Harrington Place, Brighton, BN1 7HL | 01273 561691 |
| Redwood ConnectRedwood Telecommunications Ltd | BEJ | Trade Tower, London, SW11 3UF | 020 7738 1000 |
| Redwood Technologies Ltd | MWB | Radius Court, Bracknell, RG12 2UP | 1344304344 |
| Reebex | HNJ | The New House, Worcestershire, WR15 8QB | 01584 700 070 |
| Reefstream TelecomReefstream Limited | EAD | Beaumont House, Stockton on Tees, TS18 1TW | 0191 300 0200 |
| Reflections Office Solutions Ltd | LSV | Unit 20 Thornhill Road, Worcestershire, B98 9ND | 152763662 |
| Reforest HostingREFOREST GROUP LTD | RVD | Unit 2b, Stroud, GL5 1RN | 01453 621 373 |
| ReformITSharePoint Assist Ltd | JEF | 3 Tivoli Walk, Cheltenham, GL50 2UX | 1242236999 |
| Reformed IT LimtiedREFORMED IT LIMITED | PYG | Potential Place, Ilkeston, DE7 8HU | 01158244824 |
| RefreshRefresh Support Ltd | MZL | 86a Station Road, Bristol, BS37 4PH | 1454838490 |
| Refresh Technology Group LtdREFRESH TECHNOLOGY GROUP LTD | SMY | 133 Stoneleigh Avenue, London, EN1 4HH | 07985151784 |
| RegentcommsRegentcomms Ltd | FPF | 1 Stanmor House, Warwick, CV34 4JQ | 0333 321 4500 |
| Regis IT BroadbandRegis IT Limited | JLK | 2 Bramley Gardens, Bognor Regis, PO22 | 1243869000 |
| ReithanREITHAN LIMITED | SNU | Unit 3-5 Croxted Mews, London, SE24 9DA | 02081487500 |
| RejuvenateResolutions IT Ltd | GKG | 9 Castle Parade, Bournemouth, BH76SH | 01202 237273 |
| Relax Telcom PlcRelax Telecom Limited | ETD | 18 Buxton Road, Cheshire, SK7 6AD | 0844 877 7900 |
| Relevance Ltd | DRY | 56 Station Road, London, LN5 9QW | 08700 501101 |
| Reliable NetworksRELIABLE NETWORKS LIMITED | SGQ | 46 - 48 East Smithfield, London, E1W 1AW | 03333111133 |
| Reliance High-Tech LTDReliance High-Tech Limited | SEV | 6,�The�Enterprise�Centre, Bracknell, RG12 1NF | 08451210802 |
| Reliant (UK) LtdReliant (UK) LTD | KXZ | Cambrian Buildings, Oswestry, SY11 2JL | 1691898007 |
| Rely On TelecomsRELYON IT (UK) LTD | NDL | 1386 London Road, Leigh On Sea, SS9 2UJ | 01268858041 |
| Remedian IT Solutions Ltd | MYZ | 2 Barker Street, Oldham, OL1 2AD | 7890920473 |
| Remedy IT Solutions LimitedREMEDY IT SOLUTIONS LIMITED | PWH | 1a Avenue Industrial Estate, Romford, RM3 0BY | 01708 935600 |
| Remote IT Ltd | HYG | Pant Hoyw, Denbighshire, LL21 9ND | 01490 340 034 |
| Remote Systems Management (RSM)Remote Systems Management | EZH | 73 Brackendale Drive, Walsall, WS5 4DA | 0845 330 9478 |
| Renegade NetworkRENEGADE NETWORKS & CONSULTANCY LTD | RAY | The Granary, Farnham, GU9 8BB | 07920111868 |
| Reo GroupREO GROUP LTD | QYE | 30 Peregrine Square, SELBY, YO8 9SG | 07983306846 |
| Replicated Solutions Limited | KHV | Chapel House, Langport, TA10 9PU | 7769320666 |
| Requote LimitedREQUOTE LTD | QLF | 22 Skylark Meadows, Fareham, PO15 6TJ | 07916288999 |
| ResQ IT & TelecomsRESQ TECHNOLOGIES LTD | HEM | Unit 14, Llanelli, SA14 6RE | 01269 500 055 |
| Residential 18500Lycatel Services Ltd | CDH | Walbrook Building, London, E14 9SG | 0800 652 7566 |
| Resilient NumbersBytefetch Limited | JRM | Charwell House, Alton, GU34 2PP | 0844 704 8560 |
| ResmanResman Limited | KBR | 22 Rose Lane, Liverpool, L18 5ED | 0151 729 0101 |
| Resolve IT SolutionsResolve IT Solutions Ltd | HGC | Nursery Works, Sheffield, S8 0UJ | 01142 994 050 |
| Resolve Information TechnologyResolve Information Technology Ltd | JPW | Graham House, Malvern, WR14 1GP | 01684 899403 |
| Resolve TelecomsCONNECTED & PROTECTED LTD | PLZ | 5 Collinson Court, Frodsham, Cheshire | 01244555115 |
| Resource Information Technology LtdResource Intelligent Technology Limited | GEJ | Cathedral Chambers,, Leicester, LE1 5PX | 0800 6129322 |
| Resource Network Solutions LtdResource Network Solutions Limited | EBY | Unit 1 Nasmyth Building, East Kilbride, G75 0QR | 01355 575111 |
| Resource Telecom Ltd | FHV | Unit 1, Nasmyth Building, East Kilbride, G75 0QR | 01355 575111 |
| Resource Utilities LtdResource Utilities Limited | IIZ | 4-6 Langford Arch, Cambridge, CB22 3FX | 2031761030 |
| Response GamingRG Competitions Limited | MSE | The Quadrus Centre, Boldon Colliery, NE35 9PF | 1915197328 |
| Response ITResponse IT Services Ltd | GZI | The Meeting House, Surrey, KT17 1WW | 0844 225 5000 |
| Restart IT Services LtdRESTART IT SERVICES LTD | RNR | 25 Mccudden Drive, Salisbury, SP4 6SQ | 03305330515 |
| Retail Merchant Group Ltd | JVJ | Matrix House, Milton Keynes, MK9 1NJ | 8452419960 |
| RethinkThink Rethink Ltd | LZX | Unit 2 Mortimer Business Park, Hereford, HR4 9SP | 1432272233 |
| ReticomReticom Limited | HFH | Unit 9 Kiln Acre Business Park, Fareham, PO16 7JS | 01329 888 166 |
| Review My Business CostsRMBC FRANCHISE LTD | QFJ | 37 Rough Rew, DORKING, RH4 2PA | 07977504359 |
| Revo IT SolutionsRevo IT Solutions Limited | MGP | Silicon House, 14 Stanmore Street, SWindon, SN13PX | 3333350170 |
| Revo-IT Ltd. | JIW | Kirkhill House, Glasgow, G77 5LL | 1416379694 |
| Revolution Communications LtdRevolution Communications Limited | FJK | 3 Searles Close, London, SW11 4RG | 0844 581 7000 |
| Revolution PhonesRevolution Phones Ltd | ISG | Dalton House, London, SW19 2RR | 020 8619 0100 |
| Revolve ITREVOLVE IT SERVICES LTD | SFE | 32 Thyme Avenue, Hailsham, BN27 2FY | 03333584064 |
| Reward TelecomsReward Telecoms Ltd | CJG | P.O.Box 87, West Yorkshire, WF2 6YS | 08700 603 400 |
| Reynolds and Reynolds Ltd | IHX | 1200 Bristol Road South, Birmingham, B31 2RW | 1214832000 |
| Rhoden Limited | HII | 14 London Road, East Sussex, TN19 7QP | 01580 861 288 |
| Richardson Business equipment limitedRICHARDSON BUSINESS EQUIPMENT LTD | MGC | The Business Centre, Bradford, bd120ra | 01274 675515 |
| Ricoh UKRicoh UK Limited | SFA | 900, Pavilion Drive, NORTHAMPTON, NN4 7RG | 07795368100 |
| Ridge ITRIDGE NETWORKS LIMITED | QCR | 6 Butts Court, Leeds, LS17 8SX | 01133203201 |
| Ridgewall LimitedRIDGEWALL LIMITED | NMJ | 16 Anning Street, London, EC2A 3HB | 0207 749 4321 |
| Ridgeway ITRidgeway IT Limited | IXB | 3 Diamond Way, Chilton, OX11 0TT | 01235 250015 |
| Ridgeway TelecomRidgeway Phones Limited | CGA | The Orangery, Oxon, OX12 8QJ | 01235 820 800 |
| Right Digital SolutionsRIGHT DIGITAL SOLUTIONS LIMITED | QYI | 288 Bishopsgate, London, EC2M 4QP | 07516105351 |
| Rightstream ITRightStream IT | ICI | 53 Harewood Lane, West Yorkshire, WF9 1HZ | 01977 878 259 |
| Ring2 ConferencingLoopup Limited | CQW | 12 Tokenhouse Yard, London, EC2R 7AS | 0845 0800 877 |
| Ringwood InternetRingwood Internet Limited | GKF | 43 Southampton Road, Ringwood, BH24 1HE | 01425 206 351 |
| Rio IT LtdRio IT Limited | MGS | S5, Dugard House, Peartree Road, Colchester, CO3 0UL | 4.41206E+11 |
| Ripple Communications Ltd | BNX | — | — |
| Risc Group UKRisc IT Solutions Limited | ELD | Bryn Eirias, Conwy, LL29 8BY | 01492 862780 |
| Rise Fibre4th Utility Holdings Limited | SCU | 3rd Floor, LONDON, EC2A 4NE | 03338884050 |
| Rising Bridge Technology Ltd | RUG | 633 Blackburn Road, Accrington, BB5 2SB | 03330165930 |
| Rite IT Solutions Ltd | LLI | Meadow Park, Stamford, PE9 4LT | 1780758581 |
| River Solutions GroupRIVER RECORDINGS LIMITED | RLF | Unit 6, Belvedere Business Park, Belvedere, DA17 6AH | 02083117077 |
| River Technologies LtdRIVER TECHNOLOGIES LTD | PKX | 93 Regents Way, Chorley, PR7 6PG | 07583011811 |
| River Telecommunications Limited | MRX | Unit 38 Redcliff Road, Hull, HU14 3RS | — |
| Riverbank IT ManagementRiverbank I.T. Management Limited | HAR | 180 Miltonn Park, Oxford, OX14 4SE | 0845 680 9680 |
| Riverford ConsultantsRIVERFORD CONSULTANTS LTD | REU | 30-34 North Street, Hailsham, BN27 1DW | 01892886995 |
| Riverside Digital SolutionsRIVERSIDE DIGITAL SOLUTIONS LIMITED | SPA | Suite 3, Blackburn, BB2 4JF | 01254936262 |
| Riverside InternetTruebox Ltd | LIZ | Truebox, Brecon, LD3 0HL | 1874508006 |
| Riverworx IT LtdWorxflow Limited | QUE | West One, Hull, HU3 4HH | 01482241243 |
| Riviera Networks Limited | ELY | 7 Sopwith Crescent, Essex, SS11 8YU | 0845 2702 742 |
| Roadmap ITRoadmap IT Ltd | KZC | Unit 2.04, London, EC1N 8SB | 0203 735 9733 |
| Roadphone LtdROADPHONE LIMITED | CVD | Pinfold Road, Lincolnshire, PE10 8HT | 01778 421 250 |
| RoamingExpert.com LtdROAMINGEXPERT.COM LIMITED | QXX | Unit 8, Preston, PR5 6AW | 07872448795 |
| RoarG2 Voice Limited | FSF | Alpha Tower, Birmingham, B1 1TT | 0333 666 5000 |
| Robert Gerrard CreativeRobert Gerrard | KSN | 14 Harebell Close, Minster, ME12 3ER | 01795 858087 |
| Robert Hall BroadbandRobert Hall Business Equipment Limited | IGF | Unit 200, Commerce Road, Gloucester, GL2 9QJ | 1452858100 |
| Robert Heath TechnologyRobert Heath Technology LTD | KFD | 264 Burlington Road, New Malden, KT3 4NN | 020 8336 6767 |
| Rochester & Associates Ltd | HWT | Sancorp House, Bradford, BD3 9TX | 01274 662 953 |
| Rock IT Group LimitedRock IT Group Ltd | HYC | Hambridge Barn, Berkshire, RG14 2QG | 01635 56 7777 |
| Rock IT Ltd | GZK | York House, Hertfordshire, EN5 4DJ | 020 8441 5444 |
| Rock Internet LtdROCK INTERNET LIMITED | NUS | Rock Internet Ltd, Loughton, IG10 1EG | 08455192920 |
| Rock Networks Ltd | GEV | Stone Cross Court, Warrington, WA3 3JD | 0844 326 7000 |
| Rock Systems LimitedAwareness Systems Limited | FEF | 15 High Street, Merseyside, WA12 9SP | 0844 326 8000 |
| RockIT NetworksRockIT Networks Ltd | MMN | 81 Huntingfield Road, London, SW15 5EA | 07956 920 581 |
| Rocket FibreRocket Fibre Ltd | SAY | Unit 5 Perth House, Corby, NN17 5JG | 03301227711 |
| Roda TelecomRoda Telecom Limited | JIR | Sheffield Business Centre, Sheffield, S9 1XZ | 0115 2352355 |
| RodingTech LtdRODINGTECH LTD | QMM | Kenrich Business Park, Harlow, CM19 5TL | 02085085569 |
| Roebuck CommunicationsRoebuck Communications Ltd | FVM | Unit 16 Orwell House, Berkshire, RG17 0NE | 0800 781 3030 |
| Roedale SystemsRoedale Systems Ltd | JZI | 56 Ash Hill Crescent, DONCASTER, DN7 6QU | 1302841779 |
| Room57Room57 Limited | KST | 1 Hockley Lane, Chesterfield, S42 6QG | 0115 727 0633 |
| RooneyVoIPROONEYVOIP LTD | RCG | Unit 8 and 9, Redditch, B97 6BG | 01785387906 |
| Rose Comms LimitedHQ Telecom Ltd | EXC | Unit 51, London, W7 2QA | 0844 901 0044 |
| RoswellRoswell IT Services Limited | FMR | James Watt Centre, East Kilbride, G75 0QD | 01355 265 588 |
| Rotary Consultants LtdROTARY CONSULTANTS LIMITED | NZB | Westwood House, Loughborough, LE12 8DX | 01543414444 |
| Rouak afrik enterprices ltdROUAK AFRIK ENTERPRICES LTD. | PNS | 240, Hayes Middlesex, UB3 2AP | 07404639382 |
| RoundWorks IT LtdROUNDWORKS IT LTD | LSY | Enterprise Centre, 6 David Lane, Nottingham, NG6 0JU | 3333444645 |
| Rowan Associates | ILQ | 93 Bullwood Road, Dunoon, PA23 7QL | 7904333430 |
| Rowlandsboy LimitedROWLANDSBOY LIMITED | RKU | 82 Clarence Road, Torpoint, PL11 2LT | 07971992142 |
| Rubicon Workflow SolutionsRubicon IT Limited | HPL | Unit 8 Campbell Court, Bramley, RG26 5EG | 0844 880 0015 |
| RubixRubix VT Ltd | PGN | 57 Thornhill Avenue, Brighton, BN1 8RG | 02037404923 |
| RunfibreRUNFIBRE LTD | QAC | Netham Rd, Bristol, bs5 9pq | 01454556470 |
| Running Hot NetworksCRISP NETWORKING LIMITED | RGE | Beacon Court Pitstone Green Business Park, Leighton Buzzard, LU7 9GY | 07956829938 |
| Runswick ITRUNSWICK IT LTD | RRN | 21 Penmore Street, CHESTERFIELD, S41 0PB | 07310269444 |
| Ruraband | MJF | 3 James Clay Court, Telford, TF1 5DW | 1952796516 |
| Rural CommunicationsRURAL COMMUNICATIONS LTD | PPK | Rose Cottage, Forres, IV36 2QG | 01309638299 |
| Russell Telecom Network Services LimitedRussell Telecom Systems Limited | FCE | Unit 11 Keel Row, Gateshead, NE11 9SZ | 0191 461 4200 |
| Rutledge Tech Solutions | REZ | 58 Magheraveely Road, Newtownbutler, BT92 6LE | 02867363636 |
| Ryan VenturaRyan Ventura Ltd | GGR | 57 Pipersfield, East Sussex, TN22 5SD | 01825 750800 |
| Rydal Communications LtdRydal Communications Limited | FEV | Unit 12 Papyrus Business Park, Peterborough, PE5 5BH | 0845 224 7017 |
| Rydal Wholesale Ltd | SFM | 53 Wade Street, Lichfield, WS13 6HL | 07812247017 |
| Ryland Communications Ltd | GJE | 2 Beaufort House, Rochester, Kent, ME2 4FB | 01634 731360 |
| RymoteAffinity Systems Limited | IQH | Sunderland Software Centre, Sunderland, SR1 1PB | 0191 5808858 |
| ra TelecomR & A Software (Systems) Limited | NNB | Unit 9-10, Chesterfield, S41 9FG | 03302231166 |
| risual Limitedrisual limited | IJN | risual house, Stafford, ST18 0WP | 0845 680 0077 |
| rsccRSCC Ltd | IJT | suite 18 intech house, hitchin, sg4 0tw | 1462458571 |
Source: Ofcom UK Numbering Data (RID register), Open Government Licence v3.0. Addresses are the companies’ own register entries and can lag behind moves or renames.