United Kingdom

Number Code Allocated To Number Length Notes
01388 200xxx Spitfire Network Services Ltd 4+6
01388 201xxx TelNG Limited 4+6
01388 202xxx Localphone Limited 4+6
01388 203xxx Frontier Systems Ltd 4+6
01388 204xxx Coralbridge Ltd 4+6
01388 205xxx Opal Telecom Limited 4+6
01388 206xxx VoIP-Un Limited 4+6
01388 207xxx Telephony Services Limited 4+6
01388 208xxx Timico Limited 4+6
01388 209xxx Nationwide Telephone Assistance Ltd 4+6
01388 210xxx O-Bit Telecom Limited 4+6
01388 211xxx Net-Work Internet Ltd 4+6
01388 212xxx Telecom2 Ltd 4+6
01388 213xxx Tiscali UK Limited 4+6
01388 214xxx 3C Limited 4+6
01388 215xxx Known Future Limited 4+6
01388 216xxx Instant Telecommunications Ltd 4+6
01388 217xxx Gamma Telecom Holdings Ltd 4+6
01388 218xxx Mars Communications Limited 4+6
01388 219xxx IPV6 Limited 4+6
01388 220xxx Invomo Ltd 4+6
01388 300xxx Voxbone SA 4+6
01388 301xxx Digital Mail Limited 4+6
01388 302xxx Telecom2 Ltd 4+6
01388 303xxx Telswitch Limited 4+6
01388 304xxx Tiscali UK Limited 4+6
01388 305xxx 3C Limited 4+6
01388 306xxx Skycom Ltd 4+6
01388 307xxx Solutios Limited 4+6
01388 308xxx Known Future Limited 4+6
01388 309xxx Easynet Group Ltd 4+6
01388 310xxx Switch Services Ltd 4+6
01388 311xxx Gamma Telecom Holdings Ltd 4+6
01388 312xxx Mundio Mobile Limited 4+6
01388 313xxx CFL Communications Limited 4+6
01388 314xxx Danemere Street Creative 4+6
01388 315xxx Known Communications Limited 4+6
01388 316xxx TeleWare PLC 4+6
01388 317xxx INET Telecoms Ltd (Voipfone) 4+6
01388 40xxxx Verizon UK Ltd 4+6
01388 410xxx Orange Home UK Plc 4+6
01388 411xxx TelNG Limited 4+6
01388 412xxx InTechnology Plc 4+6
01388 413xxx Teledesign plc 4+6
01388 414xxx Localphone Limited 4+6
01388 415xxx Starcomm Ltd 4+6
01388 416xxx VoIP-Un Limited 4+6
01388 417xxx Opal Telecom Limited 4+6
01388 418xxx Frontier Systems Ltd 4+6
01388 419xxx O-Bit Telecom Limited 4+6
01388 42xxxx BT 4+6
01388 42xxxx NESP BT, Spennymoor (Durham) 4+6
01388 43xxxx Gamma Telecom Holdings Ltd 4+6 F-Digit '7,5,8,9'
01388 44xxxx Cable & Wireless UK 4+6
01388 45xxxx BT 4+6
01388 45xxxx NEBA BT, Bishop Auckland (Durham) 4+6
01388 48xxxx BT 4+6
01388 48xxxx NEWLW BT, Witton Le Wear (Durham) 4+6
01388 49xxxx LogicStar Limited 4+6 F-Digit '0'
01388 50xxxx LogicStar Limited 4+6
01388 51xxxx BT 4+6
01388 51xxxx NEEGT BT, Eastgate (Durham) 4+6
01388 52xxxx BT 4+6
01388 52xxxx NEFSL BT, Frosterley (Durham) 4+6
01388 53xxxx BT 4+6
01388 53xxxx NEWHD BT, Wearhead (Durham) 4+6
01388 54xxxx Magrathea Telecommunications Limited 4+6
01388 55xxxx BT 4+6
01388 55xxxx NEFSL BT, Frosterley (Durham) 4+6
01388 560xxx Virgin Media Limited 4+6
01388 561xxx Inclarity plc 4+6
01388 562xxx Freshtel UK Limited 4+6
01388 563xxx Orange Home UK Plc 4+6
01388 564xxx T.T.N.C. Limited 4+6
01388 565xxx Syntec UK Ltd 4+6
01388 566xxx Net Solutions Europe Limited 4+6
01388 567xxx Coms.Com Ltd 4+6
01388 568xxx Teledesign plc 4+6
01388 569xxx Freshtel UK Limited 4+6
01388 570xxx Danemere Street Creative 4+6
01388 571xxx Nexus Telecommunications plc 4+6
01388 572xxx i-Net Communications Group Plc 4+6
01388 58xxxx Affiniti Integrated Solutions Ltd 4+6
01388 60xxxx BT 4+6
01388 60xxxx NEBA BT, Bishop Auckland (Durham) 4+6
01388 610xxx TELSTRA EUROPE LIMITED 4+6
01388 611xxx C3 Europe Limited 4+6
01388 612xxx Inclarity plc 4+6
01388 613xxx Virgin Media Limited 4+6
01388 614xxx FleXtel Limited 4+6
01388 615xxx T.T.N.C. Limited 4+6
01388 616xxx Net Solutions Europe Limited 4+6
01388 617xxx Spitfire Network Services Ltd 4+6
01388 618xxx Freshtel UK Limited 4+6
01388 619xxx Nationwide Telephone Assistance Ltd 4+6
01388 644xxx NESP BT, Spennymoor (Durham) 4+6
01388 6450xx NEBA BT, Bishop Auckland (Durham) 4+6
01388 6451xx NECR BT, Crook (Durham) 4+6
01388 6452xx NESH BT, Shildon (Durham) 4+6
01388 6453xx NEBA BT, Bishop Auckland (Durham) 4+6
01388 6457xx NESP BT, Spennymoor (Durham) 4+6
01388 6460xx NEWT BT, Willington (Durham) 4+6
01388 6461xx NEBA BT, Bishop Auckland (Durham) 4+6
01388 6463xx NESH BT, Shildon (Durham) 4+6
01388 6464xx NEBA BT, Bishop Auckland (Durham) 4+6
01388 6465xx NECR BT, Crook (Durham) 4+6
01388 6466xx NEBA BT, Bishop Auckland (Durham) 4+6
01388 649xxx NEBA BT, Bishop Auckland (Durham) 4+6
01388 64xxxx BT 4+6
01388 66xxxx BT 4+6
01388 66xxxx NEBA BT, Bishop Auckland (Durham) 4+6
01388 71xxxx BT 4+6
01388 71xxxx NECFD BT, Cockfield (Durham) 4+6
01388 72xxxx BT 4+6
01388 72xxxx NERFD BT, Rushyford (Durham) 4+6
01388 73xxxx BT 4+6
01388 73xxxx NETW BT, Tow Law (Durham) 4+6
01388 742xxx NEWT BT, Willington (Durham) 4+6
01388 743xxx NEBA BT, Bishop Auckland (Durham) 4+6
01388 744xxx NECR BT, Crook (Durham) 4+6
01388 745xxx NEWT BT, Willington (Durham) 4+6
01388 74xxxx BT 4+6
01388 76xxxx BT 4+6
01388 76xxxx NECR BT, Crook (Durham) 4+6
01388 77xxxx BT 4+6
01388 77xxxx NESH BT, Shildon (Durham) 4+6
01388 78xxxx Thus Plc 4+6
01388 81xxxx BT 4+6
01388 81xxxx NESP BT, Spennymoor (Durham) 4+6
01388 82xxxx BT 4+6
01388 82xxxx NESP BT, Spennymoor (Durham) 4+6
01388 83xxxx BT 4+6
01388 83xxxx NEWAU BT, West Auckland (Durham) 4+6
01388 84xxxx Edge Telecom Ltd 4+6 F-Digit '0'
01388 85xxxx Magrathea Telecommunications Limited 4+6
01388 88xxxx Affiniti Integrated Solutions Ltd 4+6