United Kingdom

Number Code Allocated To Number Length Notes
01777 20xxxx Virgin Media Limited 4+6
01777 21xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01777 22xxxx BT 4+6
01777 22xxxx SLDUA BT, Dunham On Trent (Nottinghamshire) 4+6
01777 23xxxx LogicStar Limited 4+6
01777 24xxxx BT 4+6
01777 24xxxx SLRAM BT, Rampton (Nottinghamshire) 4+6
01777 25xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01777 26xxxx BT 4+6
01777 26xxxx SLRF BT, Retford (Nottinghamshire) 4+6
01777 27xxxx Cable & Wireless UK 4+6
01777 28xxxx TelNG Limited 4+6 F-Digit '2'
01777 29xxxx Localphone Limited 4+6 F-Digit '0'
01777 30xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01777 31xxxx VoIP-Un Limited 4+6 F-Digit '0'
01777 32xxxx Telephony Services Limited 4+6 F-Digit '2'
01777 33xxxx Net-Work Internet Ltd 4+6 F-Digit '3'
01777 34xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01777 35xxxx Global Crossing (UK) Ltd 4+6 F-Digit '1,2,3,4,5,6,7,8,9'
01777 36xxxx InTechnology Plc 4+6 F-Digit '2'
01777 37xxxx Telecom2 Ltd 4+6 F-Digit '6'
01777 38xxxx Timico Limited 4+6 F-Digit '8'
01777 39xxxx Telswitch Limited 4+6 F-Digit '0'
01777 40xxxx Tiscali UK Limited 4+6 F-Digit '0'
01777 41xxxx Voxbone SA 4+6 F-Digit '8'
01777 42xxxx Starcomm Ltd 4+6 F-Digit '0'
01777 43xxxx 3C Limited 4+6 F-Digit '2'
01777 44xxxx Known Future Limited 4+6 F-Digit '0'
01777 45xxxx Solutios Limited 4+6 F-Digit '2'
01777 46xxxx Mars Communications Limited 4+6 F-Digit '0'
01777 47xxxx Easynet Group Ltd 4+6 F-Digit '0'
01777 48xxxx IPV6 Limited 4+6 F-Digit '0'
01777 49xxxx Telecoms World Plc 4+6 F-Digit '0'
01777 50xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01777 51xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01777 52xxxx CFL Communications Limited 4+6 F-Digit '0'
01777 53xxxx Danemere Street Creative 4+6 F-Digit '2'
01777 54xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01777 70xxxx BT 4+6
01777 70xxxx SLRF BT, Retford (Nottinghamshire) 4+6
01777 71xxxx BT 4+6
01777 71xxxx SLRF BT, Retford (Nottinghamshire) 4+6
01777 72xxxx FleXtel Limited 4+6
01777 73xxxx IV Response Limited 4+6
01777 74xxxx Switch Services Ltd 4+6
01777 75xxxx Inclarity plc 4+6
01777 76xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01777 77xxxx Cable and Wireless (Energis) 4+6
01777 78xxxx Edge Telecom Ltd 4+6
01777 79xxxx TELSTRA EUROPE LIMITED 4+6
01777 80xxxx Gamma Telecom Holdings Ltd 4+6
01777 81xxxx BT 4+6
01777 81xxxx SLRK BT, Ranskill (Nottinghamshire) 4+6
01777 82xxxx Thus Plc 4+6
01777 83xxxx BT 4+6
01777 83xxxx SLGMN BT, Gamston (Nottinghamshire) 4+6
01777 84xxxx C3 Europe Limited 4+6 F-Digit '6'
01777 85xxxx Magrathea Telecommunications Limited 4+6
01777 86xxxx BT 4+6
01777 86xxxx SLRF BT, Retford (Nottinghamshire) 4+6
01777 87xxxx BT 4+6
01777 87xxxx SLTX BT, Tuxford (Nottinghamshire) 4+6
01777 88xxxx Your Communications Ltd 4+6
01777 89xxxx Your Communications Ltd 4+6
01777 90xxxx Syntec UK Ltd 4+6
01777 91xxxx Orange Home UK Plc 4+6 F-Digit '0'
01777 92xxxx Freshtel UK Limited 4+6 F-Digit '7'
01777 93xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01777 94xxxx Opal Telecom Limited 4+6 F-Digit '8'
01777 95xxxx Teledesign plc 4+6 F-Digit '2'
01777 96xxxx Skycom Ltd 4+6 F-Digit '2'
01777 97xxxx Net Solutions Europe Limited 4+6 F-Digit '7'
01777 98xxxx Coralbridge Ltd 4+6 F-Digit '0'