United Kingdom

Number Code Allocated To Number Length Notes
01988 20xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01988 21xxxx Opal Telecom Limited 4+6 F-Digit '8'
01988 22xxxx Telephony Services Limited 4+6 F-Digit '2'
01988 23xxxx InTechnology Plc 4+6 F-Digit '2'
01988 24xxxx Telecom2 Ltd 4+6 F-Digit '6'
01988 25xxxx Telswitch Limited 4+6 F-Digit '0'
01988 26xxxx Timico Limited 4+6 F-Digit '8'
01988 27xxxx Voxbone SA 4+6 F-Digit '8'
01988 28xxxx Known Future Limited 4+6 F-Digit '8'
01988 29xxxx Solutios Limited 4+6 F-Digit '2'
01988 30xxxx Mars Communications Limited 4+6 F-Digit '0'
01988 31xxxx IPV6 Limited 4+6 F-Digit '0'
01988 32xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01988 33xxxx Telecoms World Plc 4+6 F-Digit '0'
01988 34xxxx Danemere Street Creative 4+6 F-Digit '2'
01988 35xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01988 36xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01988 38xxxx Known Communications Limited 4+6 F-Digit '0'
01988 40xxxx BT 4+6
01988 41xxxx Orange Home UK Plc 4+6 F-Digit '0'
01988 42xxxx Magrathea Telecommunications Limited 4+6
01988 43xxxx Edge Telecom Ltd 4+6
01988 44xxxx Skycom Ltd 4+6 F-Digit '2'
01988 45xxxx VTL (UK) Limited 4+6 F-Digit '5'
01988 46xxxx TelNG Limited 4+6 F-Digit '2'
01988 47xxxx Syntec UK Ltd 4+6
01988 48xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01988 49xxxx Localphone Limited 4+6 F-Digit '0'
01988 50xxxx BT 4+6
01988 60xxxx BT 4+6
01988 61xxxx Gamma Telecom Holdings Ltd 4+6
01988 62xxxx LogicStar Limited 4+6
01988 63xxxx Net-Work Internet Ltd 4+6 F-Digit '0'
01988 64xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01988 65xxxx Coralbridge Ltd 4+6 F-Digit '0'
01988 66xxxx Freshtel UK Limited 4+6 F-Digit '7'
01988 67xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01988 68xxxx FleXtel Limited 4+6
01988 69xxxx Net Solutions Europe Limited 4+6
01988 70xxxx BT 4+6
01988 80xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01988 81xxxx Teledesign plc 4+6 F-Digit '2'
01988 82xxxx VoIP-Un Limited 4+6 F-Digit '0'
01988 84xxxx BT 4+6
01988 85xxxx BT 4+6
01988 86xxxx BT 4+6