United Kingdom

Number Code Allocated To Number Length Notes
01903 20xxxx BT 4+6
01903 20xxxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 21xxxx BT 4+6
01903 22xxxx BT 4+6
01903 22xxxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 23xxxx BT 4+6
01903 24xxxx BT 4+6
01903 24xxxx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 25xxxx Gamma Telecom Holdings Ltd 4+6
01903 26xxxx BT 4+6
01903 26xxxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 270xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 271xxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 275xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 276xxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 278xxx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 27xxxx BT 4+6
01903 28xxxx BT 4+6
01903 28xxxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 29xxxx LogicStar Limited 4+6
01903 30xxxx TelNG Limited 4+6 F-Digit '2'
01903 31xxxx Verizon UK Ltd 4+6 F-Digit '1'
01903 320xxx Coralbridge Ltd 4+6
01903 321xxx Cable and Wireless (Energis) 4+6
01903 322xxx VoIP-Un Limited 4+6
01903 323xxx Frontier Systems Ltd 4+6
01903 324xxx Timico Limited 4+6
01903 325xxx InTechnology Plc 4+6
01903 326xxx Telecom2 Ltd 4+6
01903 327xxx O-Bit Telecom Limited 4+6
01903 328xxx Telswitch Limited 4+6
01903 329xxx Entanet International Ltd 4+6
01903 330xxx Localphone Limited 4+6
01903 331xxx INET Telecoms Ltd (Voipfone) 4+6
01903 332xxx Skycom Ltd 4+6
01903 333xxx Net-Work Internet Ltd 4+6
01903 334xxx Affiniti Integrated Solutions Ltd 4+6
01903 335xxx TG Support Limited 4+6
01903 336xxx Starcomm Ltd 4+6
01903 337xxx Voxbone SA 4+6
01903 338xxx 3C Limited 4+6
01903 339xxx Callgen Ltd 4+6
01903 340xxx Tiscali UK Limited 4+6
01903 341xxx Solutios Limited 4+6
01903 342xxx Skymarket Limited 4+6
01903 343xxx Known Future Limited 4+6
01903 344xxx IPV6 Limited 4+6
01903 345xxx Mars Communications Limited 4+6
01903 346xxx Switch Services Ltd 4+6
01903 347xxx Mundio Mobile Limited 4+6
01903 348xxx Instant Telecommunications Ltd 4+6
01903 349xxx CFL Communications Limited 4+6
01903 350xxx Telecoms World Plc 4+6
01903 351xxx Known Communications Limited 4+6
01903 352xxx Nexus Telecommunications plc 4+6
01903 353xxx Invomo Ltd 4+6
01903 354xxx Wight Cable 2005 Ltd 4+6
01903 355xxx i-Net Communications Group Plc 4+6
01903 356xxx TeleWare PLC 4+6
01903 359xxx Primus Telecommunications 4+6
01903 36xxxx Opal Telecom Limited 4+6 F-Digit '8'
01903 389xxx Nationwide Telephone Assistance Ltd 4+6
01903 39xxxx Resilient Networks Plc 4+6 F-Digit '9'
01903 40xxxx Syntec UK Ltd 4+6
01903 41xxxx Easynet Group Ltd 4+6 F-Digit '0'
01903 42xxxx Coms.Com Ltd 4+6 F-Digit '3'
01903 43xxxx FleXtel Limited 4+6
01903 44xxxx PlusNet PLC 4+6 F-Digit '0,1'
01903 45xxxx Net Solutions Europe Limited 4+6 F-Digit '5'
01903 46xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01903 47xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01903 48xxxx Orange Home UK Plc 4+6 F-Digit '0'
01903 49xxxx Freshtel UK Limited 4+6 F-Digit '7'
01903 50xxxx BT 4+6
01903 50xxxx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 51xxxx Teledesign plc 4+6 F-Digit '2'
01903 52xxxx Virgin Media Limited 4+6
01903 53xxxx Virgin Media Limited 4+6
01903 540xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 541xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5420xx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5421xx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 5423xx SDSTRRN BT, Storrington (West Sussex) 4+6
01903 5424xx SDSTYNN BT, Steyning (West Sussex) 4+6
01903 5425xx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 5427xx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5428xx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 5429xx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 5430xx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 5431xx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 5432xx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 5433xx SDSTRRN BT, Storrington (West Sussex) 4+6
01903 5434xx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 5442xx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5445xx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5449xx SDFNDN BT, Findon (West Sussex) 4+6
01903 5450xx SDSTYNN BT, Steyning (West Sussex) 4+6
01903 5451xx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 5452xx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5454xx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 5455xx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 5456xx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5458xx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 546xxx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 5470xx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5471xx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 5472xx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 5473xx SDSTRRN BT, Storrington (West Sussex) 4+6
01903 5474xx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 5475xx SDSTYNN BT, Steyning (West Sussex) 4+6
01903 5478xx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 5479xx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 54xxxx BT 4+6
01903 55xxxx Edge Telecom Ltd 4+6
01903 56xxxx Thus Plc 4+6
01903 57xxxx Cable & Wireless Plc 4+6
01903 58xxxx VTL (UK) Limited 4+6
01903 59xxxx Danemere Street Creative 4+6
01903 60xxxx Virgin Media Limited 4+6
01903 61xxxx Virgin Media Limited 4+6
01903 62xxxx Virgin Media Limited 4+6
01903 63xxxx Cable & Wireless UK 4+6
01903 64xxxx Cable & Wireless UK 4+6
01903 65xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01903 66xxxx Global Crossing (UK) Ltd 4+6
01903 67xxxx Power Internet Limited 4+6 F-Digit '1'
01903 68xxxx Telephony Services Limited 4+6
01903 690xxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 698xxx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 69xxxx BT 4+6
01903 702xxx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 703xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 704xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 705xxx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 707xxx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 708xxx SDWWST BT, Worthing West (Sussex - West) 4+6
01903 70xxxx BT 4+6
01903 71xxxx BT 4+6
01903 71xxxx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 72xxxx BT 4+6
01903 72xxxx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 73xxxx BT 4+6
01903 73xxxx SDLTTLH BT, Littlehampton (Sussex - West) 4+6
01903 74xxxx BT 4+6
01903 74xxxx SDSTRRN BT, Storrington (West Sussex) 4+6
01903 75xxxx BT 4+6
01903 75xxxx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 76xxxx BT 4+6
01903 76xxxx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 77xxxx BT 4+6
01903 77xxxx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 78xxxx BT 4+6
01903 78xxxx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 79xxxx Inclarity plc 4+6
01903 80xxxx TELSTRA EUROPE LIMITED 4+6
01903 81xxxx BT 4+6
01903 81xxxx SDSTYNN BT, Steyning (West Sussex) 4+6
01903 820xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 825xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 826xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 828xxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 82xxxx BT 4+6
01903 830xxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 832xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 833xxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 836xxx SDWCNTR BT, Worthing Central (Sussex - West) 4+6
01903 837xxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 839xxx SDWSWND BT, Worthing Swandean (West Sussex) 4+6
01903 83xxxx BT 4+6
01903 84xxxx Cable & Wireless UK 4+6
01903 850xxx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 851xxx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 854xxx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 855xxx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 856xxx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 857xxx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 858xxx SDRSTNG BT, Rustington (Sussex - West) 4+6
01903 85xxxx BT 4+6
01903 86xxxx Magrathea Telecommunications Limited 4+6
01903 871xxx SDPTCHN BT, Patching (West Sussex) 4+6
01903 872xxx SDFNDN BT, Findon (West Sussex) 4+6
01903 874xxx SDFNDN BT, Findon (West Sussex) 4+6
01903 875xxx SDLNCNG BT, Lancing (Sussex - West) 4+6
01903 877xxx SDFNDN BT, Findon (West Sussex) 4+6
01903 878xxx SDPTCHN BT, Patching (West Sussex) 4+6
01903 879xxx SDSTYNN BT, Steyning (West Sussex) 4+6
01903 87xxxx BT 4+6
01903 88xxxx BT 4+6
01903 88xxxx SDRNDL BT, Arundel (West Sussex) 4+6
01903 89xxxx BT 4+6
01903 89xxxx SDSHNGT BT, Ashington (south Downs) (West Sussex) 4+6