United Kingdom

Number Code Allocated To Number Length Notes
01725 20xxxx TelNG Limited 4+6 F-Digit '2'
01725 21xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01725 22xxxx Teledesign plc 4+6 F-Digit '2'
01725 23xxxx Opal Telecom Limited 4+6 F-Digit '8'
01725 24xxxx Coralbridge Ltd 4+6 F-Digit '0'
01725 25xxxx Localphone Limited 4+6 F-Digit '0'
01725 26xxxx Orange Home UK Plc 4+6 F-Digit '0'
01725 27xxxx VoIP-Un Limited 4+6 F-Digit '0'
01725 28xxxx InTechnology Plc 4+6 F-Digit '2'
01725 29xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01725 30xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01725 31xxxx Telecom2 Ltd 4+6 F-Digit '6'
01725 32xxxx Timico Limited 4+6 F-Digit '8'
01725 33xxxx Net-Work Internet Ltd 4+6 F-Digit '3'
01725 34xxxx Telswitch Limited 4+6 F-Digit '0'
01725 35xxxx Voxbone SA 4+6 F-Digit '8'
01725 36xxxx Known Future Limited 4+6 F-Digit '5'
01725 37xxxx Solutios Limited 4+6 F-Digit '2'
01725 38xxxx Mars Communications Limited 4+6 F-Digit '0'
01725 39xxxx IPV6 Limited 4+6 F-Digit '0'
01725 40xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01725 41xxxx Telecoms World Plc 4+6 F-Digit '0'
01725 42xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01725 43xxxx Switch Services Ltd 4+6 F-Digit '0'
01725 44xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01725 45xxxx CFL Communications Limited 4+6 F-Digit '0'
01725 50xxxx Inclarity plc 4+6
01725 510xxx STDOWTN BT, Downton (Wiltshire) 4+6
01725 514xxx STDOWTN BT, Downton (Wiltshire) 4+6
01725 515xxx STROCKB BT, Rockbourne (Hampshire) 4+6
01725 516xxx STHANLY BT, Handley (Dorset) 4+6
01725 517xxx STCRANB BT, Cranborne (Dorset) 4+6
01725 518xxx STROCKB BT, Rockbourne (Hampshire) 4+6
01725 51xxxx BT 4+6
01725 52xxxx Edge Telecom Ltd 4+6
01725 53xxxx Gamma Telecom Holdings Ltd 4+6
01725 54xxxx LogicStar Limited 4+6
01725 550xxx STDOWTN BT, Downton (Wiltshire) 4+6
01725 551xxx STCRANB BT, Cranborne (Dorset) 4+6
01725 552xxx STHANLY BT, Handley (Dorset) 4+6
01725 55xxxx BT 4+6
01725 56xxxx Danemere Street Creative 4+6
01725 57xxxx Magrathea Telecommunications Limited 4+6
01725 58xxxx TELSTRA EUROPE LIMITED 4+6
01725 59xxxx Net Solutions Europe Limited 4+6 F-Digit '9'
01725 70xxxx Syntec UK Ltd 4+6
01725 71xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01725 72xxxx Cable & Wireless UK 4+6
01725 73xxxx C3 Europe Limited 4+6 F-Digit '5'
01725 74xxxx Skycom Ltd 4+6 F-Digit '2'
01725 75xxxx FleXtel Limited 4+6
01725 76xxxx Telephony Services Limited 4+6 F-Digit '2'
01725 77xxxx Freshtel UK Limited 4+6 F-Digit '7'
01725 78xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01725 79xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'