United Kingdom

Number Code Allocated To Number Length Notes
01667 20xxxx TelNG Limited 4+6 F-Digit '2'
01667 21xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01667 22xxxx Skycom Ltd 4+6 F-Digit '2'
01667 23xxxx Coralbridge Ltd 4+6 F-Digit '0'
01667 24xxxx VoIP-Un Limited 4+6 F-Digit '0'
01667 25xxxx Opal Telecom Limited 4+6 F-Digit '8'
01667 26xxxx InTechnology Plc 4+6 F-Digit '2'
01667 27xxxx Localphone Limited 4+6 F-Digit '0'
01667 28xxxx Teledesign plc 4+6 F-Digit '2'
01667 29xxxx LogicStar Limited 4+6
01667 30xxxx Gamma Telecom Holdings Ltd 4+6
01667 31xxxx FleXtel Limited 4+6
01667 32xxxx Syntec UK Ltd 4+6
01667 33xxxx Inclarity plc 4+6 F-Digit '2'
01667 34xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01667 35xxxx Net Solutions Europe Limited 4+6 F-Digit '5'
01667 36xxxx T.T.N.C. Limited 4+6 F-Digit '1,2,3,4,5,6,7,8,9'
01667 37xxxx Freshtel UK Limited 4+6 F-Digit '7'
01667 38xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01667 39xxxx Orange Home UK Plc 4+6 F-Digit '0'
01667 40xxxx BT 4+6
01667 40xxxx NSCAW BT, Cawdor (Highland) 4+6
01667 41xxxx Magrathea Telecommunications Limited 4+6
01667 4220xx NSNAI BT, Nairn (Highland) 4+6
01667 4222xx NSASR BT, Ardersier (Highland) 4+6
01667 4225xx NSNAI BT, Nairn (Highland) 4+6
01667 42xxxx BT 4+6
01667 43xxxx Edge Telecom Ltd 4+6
01667 44xxxx Cable & Wireless UK 4+6
01667 45xxxx BT 4+6
01667 45xxxx NSNAI BT, Nairn (Highland) 4+6
01667 46xxxx BT 4+6
01667 46xxxx NSASR BT, Ardersier (Highland) 4+6
01667 47xxxx Thus Plc 4+6
01667 48xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01667 493xxx NSCRY BT, Croy (Highland) 4+6
01667 498xxx NSNAI BT, Nairn (Highland) 4+6
01667 49xxxx BT 4+6
01667 50xxxx Telephony Services Limited 4+6 F-Digit '2'
01667 51xxxx Telecom2 Ltd 4+6 F-Digit '6'
01667 52xxxx Timico Limited 4+6 F-Digit '8'
01667 53xxxx Telswitch Limited 4+6 F-Digit '0'
01667 54xxxx Voxbone SA 4+6 F-Digit '8'
01667 55xxxx 3C Limited 4+6 F-Digit '2'
01667 56xxxx Starcomm Ltd 4+6 F-Digit '0'
01667 57xxxx Known Future Limited 4+6 F-Digit '4'
01667 58xxxx Solutios Limited 4+6 F-Digit '2'
01667 59xxxx Mars Communications Limited 4+6 F-Digit '0'
01667 60xxxx Net-Work Internet Ltd 4+6 F-Digit '0'
01667 61xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01667 62xxxx IPV6 Limited 4+6 F-Digit '0'
01667 63xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01667 64xxxx CFL Communications Limited 4+6 F-Digit '0'
01667 65xxxx Telecoms World Direct Ltd 4+6 F-Digit '0'
01667 66xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01667 67xxxx Danemere Street Creative 4+6 F-Digit '2'
01667 68xxxx Known Communications Limited 4+6 F-Digit '0'
01667 69xxxx Nexus Telecommunications plc 4+6 F-Digit '0'