United Kingdom

Number Code Allocated To Number Length Notes
01578 20xxxx Opal Telecom Limited 4+6 F-Digit '8'
01578 21xxxx Telephony Services Limited 4+6 F-Digit '2'
01578 22xxxx Net-Work Internet Ltd 4+6 F-Digit '2'
01578 23xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01578 24xxxx Telecom2 Ltd 4+6 F-Digit '6'
01578 25xxxx Timico Limited 4+6 F-Digit '8'
01578 26xxxx Telswitch Limited 4+6 F-Digit '0'
01578 27xxxx Voxbone SA 4+6 F-Digit '8'
01578 28xxxx Starcomm Ltd 4+6 F-Digit '0'
01578 29xxxx 3C Limited 4+6 F-Digit '2'
01578 30xxxx Known Future Limited 4+6 F-Digit '7'
01578 31xxxx Solutios Limited 4+6 F-Digit '2'
01578 32xxxx Mars Communications Limited 4+6 F-Digit '0'
01578 33xxxx IPV6 Limited 4+6 F-Digit '0'
01578 34xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01578 35xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01578 36xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01578 37xxxx CFL Communications Limited 4+6 F-Digit '0'
01578 40xxxx Danemere Street Creative 4+6 F-Digit '2'
01578 50xxxx Virgin Media Limited 4+6
01578 51xxxx Gamma Telecom Holdings Ltd 4+6
01578 52xxxx Freshtel UK Limited 4+6 F-Digit '7'
01578 53xxxx Orange Home UK Plc 4+6 F-Digit '0'
01578 54xxxx TelNG Limited 4+6 F-Digit '2'
01578 55xxxx Syntec UK Ltd 4+6
01578 56xxxx Net Solutions Europe Limited 4+6 F-Digit '6'
01578 57xxxx C3 Europe Limited 4+6 F-Digit '8'
01578 58xxxx FleXtel Limited 4+6
01578 59xxxx Skycom Ltd 4+6 F-Digit '2'
01578 70xxxx LogicStar Limited 4+6
01578 71xxxx BT 4+6
01578 71xxxx ESLAU BT, Lauder (Borders) 4+6
01578 72xxxx BT 4+6
01578 72xxxx ESLAU BT, Lauder (Borders) 4+6
01578 73xxxx BT 4+6
01578 73xxxx ESSTW BT, Stow (Borders) 4+6
01578 74xxxx BT 4+6
01578 74xxxx ESWES BT, Westruther (Borders) 4+6
01578 75xxxx BT 4+6
01578 75xxxx ESOXT BT, Oxton (Borders) 4+6
01578 76xxxx BT 4+6
01578 76xxxx ESFOL BT, Fountainhall (Borders) 4+6
01578 77xxxx Edge Telecom Ltd 4+6
01578 78xxxx Magrathea Telecommunications Limited 4+6
01578 79xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01578 90xxxx Inclarity plc 4+6 F-Digit '2'
01578 91xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01578 92xxxx Teledesign plc 4+6 F-Digit '2'
01578 93xxxx Coralbridge Ltd 4+6 F-Digit '0'
01578 94xxxx InTechnology Plc 4+6 F-Digit '2'
01578 95xxxx VoIP-Un Limited 4+6 F-Digit '0'
01578 96xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01578 97xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01578 98xxxx Localphone Limited 4+6 F-Digit '0'