United Kingdom

Number Code Allocated To Number Length Notes
01381 20xxxx Inclarity plc 4+6 F-Digit '2'
01381 21xxxx FleXtel Limited 4+6
01381 22xxxx Citrus Telecommunications Ltd 4+6 F-Digit '2'
01381 23xxxx Known Future Limited 4+6 F-Digit '3'
01381 24xxxx T.T.N.C. Limited 4+6 F-Digit '1,2,3'
01381 25xxxx Freshtel UK Limited 4+6 F-Digit '0'
01381 26xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01381 27xxxx Orange Home UK Plc 4+6 F-Digit '0'
01381 28xxxx Syntec UK Ltd 4+6
01381 29xxxx Localphone Limited 4+6 F-Digit '0'
01381 30xxxx Telephony Services Limited 4+6 F-Digit '3'
01381 31xxxx TELSTRA EUROPE LIMITED 4+6 F-Digit '4'
01381 32xxxx Skycom Ltd 4+6
01381 33xxxx Net Solutions Europe Limited 4+6 F-Digit '3'
01381 34xxxx TelNG Limited 4+6 F-Digit '2'
01381 35xxxx Inclarity plc 4+6 F-Digit '2'
01381 36xxxx Starcomm Ltd 4+6 F-Digit '0'
01381 37xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01381 38xxxx Danemere Street Creative 4+6
01381 39xxxx InTechnology Plc 4+6 F-Digit '2'
01381 40xxxx Opal Telecom Limited 4+6 F-Digit '8'
01381 41xxxx Teledesign plc 4+6 F-Digit '2'
01381 42xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01381 43xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01381 44xxxx Coralbridge Ltd 4+6 F-Digit '0'
01381 45xxxx VoIP-Un Limited 4+6 F-Digit '0'
01381 46xxxx Telecom2 Ltd 4+6 F-Digit '6'
01381 47xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01381 48xxxx Timico Limited 4+6 F-Digit '8'
01381 49xxxx Telswitch Limited 4+6 F-Digit '0'
01381 50xxxx Net-Work Internet Ltd 4+6 F-Digit '0'
01381 51xxxx 3C Limited 4+6 F-Digit '2'
01381 52xxxx Voxbone SA 4+6 F-Digit '8'
01381 53xxxx Solutios Limited 4+6 F-Digit '2'
01381 54xxxx IPV6 Limited 4+6 F-Digit '0'
01381 55xxxx Mars Communications Limited 4+6 F-Digit '0'
01381 56xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01381 57xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01381 58xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01381 59xxxx CFL Communications Limited 4+6 F-Digit '0'
01381 60xxxx BT 4+6
01381 60xxxx NSCTY BT, Cromarty (Highland) 4+6
01381 61xxxx BT 4+6
01381 61xxxx NSPOY BT, Poyntzfield (Highland) 4+6
01381 62xxxx BT 4+6
01381 62xxxx NSFSE BT, Fortrose (Highland) 4+6
01381 63xxxx LogicStar Limited 4+6
01381 64xxxx BT 4+6
01381 64xxxx NSFSE BT, Fortrose (Highland) 4+6
01381 65xxxx Gamma Telecom Holdings Ltd 4+6
01381 66xxxx Thus Plc 4+6
01381 67xxxx Edge Telecom Ltd 4+6
01381 68xxxx C3 Europe Limited 4+6
01381 69xxxx Magrathea Telecommunications Limited 4+6
01381 70xxxx Known Communications Limited 4+6 F-Digit '0'
01381 71xxxx INET Telecoms Ltd (Voipfone) 4+6 F-Digit '0'
01381 72xxxx TeleWare PLC 4+6 F-Digit '4'