United Kingdom

Number Code Allocated To Number Length Notes
01575 20xxxx VoIP-Un Limited 4+6 F-Digit '0'
01575 21xxxx Opal Telecom Limited 4+6 F-Digit '8'
01575 22xxxx Net-Work Internet Ltd 4+6 F-Digit '2'
01575 23xxxx Telephony Services Limited 4+6 F-Digit '2'
01575 24xxxx Telecom2 Ltd 4+6 F-Digit '6'
01575 25xxxx Timico Limited 4+6 F-Digit '8'
01575 26xxxx Telswitch Limited 4+6 F-Digit '0'
01575 27xxxx Starcomm Ltd 4+6 F-Digit '0'
01575 28xxxx Voxbone SA 4+6 F-Digit '8'
01575 29xxxx 3C Limited 4+6 F-Digit '2'
01575 30xxxx Known Future Limited 4+6 F-Digit '0'
01575 31xxxx Solutios Limited 4+6 F-Digit '2'
01575 32xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01575 33xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01575 34xxxx Mars Communications Limited 4+6 F-Digit '0'
01575 35xxxx IPV6 Limited 4+6 F-Digit '0'
01575 36xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01575 37xxxx CFL Communications Limited 4+6 F-Digit '0'
01575 38xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01575 40xxxx Inclarity plc 4+6 F-Digit '2'
01575 41xxxx Virgin Media Limited 4+6
01575 42xxxx TelNG Limited 4+6 F-Digit '2'
01575 43xxxx Teledesign plc 4+6 F-Digit '2'
01575 44xxxx Freshtel UK Limited 4+6 F-Digit '7'
01575 45xxxx FleXtel Limited 4+6
01575 46xxxx Net Solutions Europe Limited 4+6 F-Digit '6'
01575 47xxxx C3 Europe Limited 4+6 F-Digit '5'
01575 48xxxx Localphone Limited 4+6 F-Digit '0'
01575 49xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01575 50xxxx LogicStar Limited 4+6
01575 51xxxx Edge Telecom Ltd 4+6
01575 52xxxx Gamma Telecom Holdings Ltd 4+6
01575 53xxxx BT 4+6
01575 53xxxx ESCRN BT, Craigton (Angus) 4+6
01575 54xxxx BT 4+6
01575 54xxxx ESCOY BT, Cortachy (Angus) 4+6
01575 55xxxx BT 4+6
01575 55xxxx ESCLO BT, Clova (Angus) 4+6
01575 56xxxx BT 4+6
01575 56xxxx ESLIN BT, Lintrathen (Angus) 4+6
01575 57xxxx BT 4+6
01575 57xxxx ESKRM BT, Kirriemuir (Tayside) 4+6
01575 58xxxx BT 4+6
01575 58xxxx ESGLI BT, Glenisla (Angus) 4+6
01575 59xxxx Magrathea Telecommunications Limited 4+6
01575 70xxxx Orange Home UK Plc 4+6 F-Digit '0'
01575 71xxxx InTechnology Plc 4+6 F-Digit '2'
01575 72xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01575 73xxxx Coralbridge Ltd 4+6 F-Digit '0'
01575 74xxxx Danemere Street Creative 4+6
01575 75xxxx Syntec UK Ltd 4+6
01575 76xxxx BT 4+6
01575 76xxxx ESKRM BT, Kirriemuir (Tayside) 4+6
01575 77xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01575 78xxxx Skycom Ltd 4+6 F-Digit '2'
01575 79xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'