United Kingdom

Number Code Allocated To Number Length Notes
01730 20xxxx LogicStar Limited 4+6
01730 21xxxx Inclarity plc 4+6
01730 22xxxx Edge Telecom Ltd 4+6
01730 23xxxx BT 4+6
01730 23xxxx SDPTRSF BT, Petersfield (Hampshire) 4+6
01730 24xxxx VTL (UK) Limited 4+6 F-Digit '5'
01730 25xxxx Danemere Street Creative 4+6
01730 26xxxx BT 4+6
01730 26xxxx SDPTRSF BT, Petersfield (Hampshire) 4+6
01730 27xxxx Net Solutions Europe Limited 4+6 F-Digit '7'
01730 28xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01730 29xxxx C3 Europe Limited 4+6 F-Digit '6'
01730 30xxxx Virgin Media Limited 4+6
01730 31xxxx Virgin Media Limited 4+6
01730 32xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01730 33xxxx Virgin Media Limited 4+6
01730 34xxxx TELSTRA EUROPE LIMITED 4+6
01730 35xxxx Telephony Services Limited 4+6 F-Digit '2'
01730 36xxxx TelNG Limited 4+6 F-Digit '2'
01730 37xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01730 38xxxx Localphone Limited 4+6 F-Digit '0'
01730 39xxxx Resilient Networks Plc 4+6 F-Digit '9'
01730 40xxxx Cable & Wireless UK 4+6
01730 41xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01730 42xxxx Telecom2 Ltd 4+6 F-Digit '6'
01730 43xxxx Timico Limited 4+6 F-Digit '8'
01730 44xxxx Net-Work Internet Ltd 4+6 F-Digit '4'
01730 45xxxx Voxbone SA 4+6 F-Digit '8'
01730 46xxxx Telswitch Limited 4+6 F-Digit '0'
01730 47xxxx Starcomm Ltd 4+6 F-Digit '0'
01730 48xxxx 3C Limited 4+6 F-Digit '2'
01730 49xxxx Known Future Limited 4+6 F-Digit '7'
01730 50xxxx Solutios Limited 4+6 F-Digit '2'
01730 51xxxx IPV6 Limited 4+6 F-Digit '0'
01730 52xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01730 5332xx SDPTRSF BT, Petersfield (Hampshire) 4+6
01730 5334xx SDMDHRS BT, Midhurst (West Sussex) 4+6
01730 5335xx SDPTRSF BT, Petersfield (Hampshire) 4+6
01730 534xxx SDPTRSF BT, Petersfield (Hampshire) 4+6
01730 53xxxx BT 4+6
01730 54xxxx Mars Communications Limited 4+6 F-Digit '0'
01730 55xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01730 56xxxx Switch Services Ltd 4+6 F-Digit '0'
01730 57xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01730 58xxxx CFL Communications Limited 4+6 F-Digit '0'
01730 59xxxx Wight Cable 2005 Ltd 4+6 F-Digit '9'
01730 70xxxx Skycom Ltd 4+6 F-Digit '2'
01730 710xxx SDPTRSF BT, Petersfield (Hampshire) 4+6
01730 712xxx SDHWKLY BT, Hawkley (Hampshire) 4+6
01730 715xxx SDRGT BT, Rogate (West Sussex) 4+6
01730 716xxx SDMDHRS BT, Midhurst (West Sussex) 4+6
01730 717xxx SDPTRSF BT, Petersfield (Hampshire) 4+6
01730 71xxxx BT 4+6
01730 72xxxx Freshtel UK Limited 4+6 F-Digit '7'
01730 73xxxx Virgin Media Limited 4+6
01730 74xxxx Teledesign plc 4+6 F-Digit '2'
01730 75xxxx FleXtel Limited 4+6
01730 76xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01730 77xxxx Gamma Telecom Holdings Ltd 4+6
01730 78xxxx Coralbridge Ltd 4+6 F-Digit '0'
01730 79xxxx VoIP-Un Limited 4+6 F-Digit '0'
01730 80xxxx Orange Home UK Plc 4+6 F-Digit '0'
01730 810xxx SDMDHRS BT, Midhurst (West Sussex) 4+6
01730 811xxx SDMDHRS BT, Midhurst (West Sussex) 4+6
01730 812xxx SDMDHRS BT, Midhurst (West Sussex) 4+6
01730 818xxx SDRGT BT, Rogate (West Sussex) 4+6
01730 819xxx SDMDHRS BT, Midhurst (West Sussex) 4+6
01730 81xxxx BT 4+6
01730 820xxx SDWSTMN BT, West Meon (Hampshire) 4+6
01730 821xxx SDRGT BT, Rogate (West Sussex) 4+6
01730 822xxx SDSTMN BT, East Meon (Hampshire) 4+6
01730 825xxx SDHRTNG BT, Harting (West Sussex) 4+6
01730 826xxx SDHRTNG BT, Harting (West Sussex) 4+6
01730 827xxx SDHWKLY BT, Hawkley (Hampshire) 4+6
01730 829xxx SDWSTMN BT, West Meon (Hampshire) 4+6
01730 82xxxx BT 4+6
01730 83xxxx Thus Plc 4+6
01730 84xxxx Syntec UK Ltd 4+6
01730 85xxxx Opal Telecom Limited 4+6 F-Digit '8'
01730 86xxxx InTechnology Plc 4+6 F-Digit '2'
01730 87xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01730 88xxxx Magrathea Telecommunications Limited 4+6
01730 89xxxx BT 4+6
01730 89xxxx SDLSS BT, Liss (Hampshire) 4+6