United Kingdom

Number Code Allocated To Number Length Notes
01637 20xxxx TG Support Limited 4+6
01637 21xxxx Inclarity plc 4+6 F-Digit '2'
01637 22xxxx C3 Europe Limited 4+6 F-Digit '2'
01637 23xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01637 24xxxx Orange Home UK Plc 4+6 F-Digit '0'
01637 25xxxx TelNG Limited 4+6 F-Digit '2'
01637 26xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01637 27xxxx Net Solutions Europe Limited 4+6 F-Digit '7'
01637 28xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01637 29xxxx Coralbridge Ltd 4+6 F-Digit '0'
01637 30xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01637 31xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01637 32xxxx Teledesign plc 4+6 F-Digit '2'
01637 33xxxx VoIP-Un Limited 4+6 F-Digit '0'
01637 34xxxx Timico Limited 4+6 F-Digit '4'
01637 35xxxx Affiniti Integrated Solutions Ltd 4+6 F-Digit '5'
01637 36xxxx Resilient Networks Plc 4+6 F-Digit '6'
01637 37xxxx Telecom2 Ltd 4+6 F-Digit '6'
01637 38xxxx InTechnology Plc 4+6 F-Digit '2'
01637 39xxxx Net-Work Internet Ltd 4+6 F-Digit '0'
01637 40xxxx Callagenix Ltd 4+6 F-Digit '0'
01637 41xxxx LogicStar Limited 4+6
01637 42xxxx Digital Mail Limited 4+6 F-Digit '0'
01637 43xxxx Danemere Street Creative 4+6
01637 44xxxx Edge Telecom Ltd 4+6
01637 45xxxx Localphone Limited 4+6 F-Digit '0'
01637 46xxxx FleXtel Limited 4+6
01637 47xxxx Pipemedia Ltd 4+6
01637 48xxxx TELSTRA EUROPE LIMITED 4+6 F-Digit '4'
01637 49xxxx Opal Telecom Limited 4+6 F-Digit '8'
01637 50xxxx Telswitch Limited 4+6 F-Digit '0'
01637 51xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01637 52xxxx Tiscali UK Limited 4+6 F-Digit '0'
01637 53xxxx Starcomm Ltd 4+6 F-Digit '0'
01637 54xxxx Voxbone SA 4+6 F-Digit '8'
01637 55xxxx 3C Limited 4+6 F-Digit '2'
01637 56xxxx Known Future Limited 4+6 F-Digit '0'
01637 57xxxx Solutios Limited 4+6 F-Digit '2'
01637 58xxxx Skycom Ltd 4+6 F-Digit '2'
01637 59xxxx IPV6 Limited 4+6 F-Digit '0'
01637 60xxxx Mars Communications Limited 4+6 F-Digit '0'
01637 61xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01637 62xxxx Easynet Group Ltd 4+6 F-Digit '0'
01637 63xxxx Switch Services Ltd 4+6 F-Digit '0'
01637 64xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01637 65xxxx Telecoms World Direct Ltd 4+6 F-Digit '0'
01637 66xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01637 67xxxx Known Communications Limited 4+6 F-Digit '0'
01637 68xxxx CFL Communications Limited 4+6 F-Digit '0'
01637 80xxxx Gamma Telecom Holdings Ltd 4+6
01637 81xxxx Magrathea Telecommunications Limited 4+6
01637 82xxxx Telephony Services Limited 4+6
01637 830xxx WWCRAN BT, Crantock (Cornwall) 4+6
01637 832xxx WWCRAN BT, Crantock (Cornwall) 4+6
01637 839xxx WWNEWQ BT, Newquay (Cornwall) 4+6
01637 83xxxx BT 4+6
01637 84xxxx Cable & Wireless UK 4+6
01637 85xxxx BT 4+6
01637 85xxxx WWNEWQ BT, Newquay (Cornwall) 4+6
01637 86xxxx BT 4+6
01637 86xxxx WWSMWG BT, St Mawgan (Cornwall) 4+6
01637 87xxxx BT 4+6
01637 87xxxx WWNEWQ BT, Newquay (Cornwall) 4+6
01637 88xxxx BT 4+6
01637 88xxxx WWSCOL BT, St Columb (Cornwall) 4+6
01637 892xxx WWSCOL BT, St Columb (Cornwall) 4+6
01637 893xxx WWNEWQ BT, Newquay (Cornwall) 4+6
01637 894xxx WWNEWQ BT, Newquay (Cornwall) 4+6
01637 895xxx WWSCOL BT, St Columb (Cornwall) 4+6
01637 8962xx WWSCOL BT, St Columb (Cornwall) 4+6
01637 8964xx WWNEWQ BT, Newquay (Cornwall) 4+6
01637 89xxxx BT 4+6