United Kingdom

Number Code Allocated To Number Length Notes
01250 20xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01250 21xxxx Coralbridge Ltd 4+6 F-Digit '0'
01250 22xxxx VoIP-Un Limited 4+6 F-Digit '0'
01250 23xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01250 24xxxx Timico Limited 4+6 F-Digit '8'
01250 25xxxx Telswitch Limited 4+6 F-Digit '0'
01250 26xxxx Telecom2 Ltd 4+6 F-Digit '6'
01250 27xxxx Callagenix Ltd 4+6 F-Digit '0'
01250 28xxxx Solutios Limited 4+6 F-Digit '2'
01250 29xxxx 3C Limited 4+6 F-Digit '2'
01250 30xxxx FleXtel Limited 4+6
01250 31xxxx Syntec UK Ltd 4+6
01250 32xxxx T.T.N.C. Limited 4+6 F-Digit '1,2,3'
01250 33xxxx Freshtel UK Limited 4+6 F-Digit '0'
01250 34xxxx Known Future Limited 4+6 F-Digit '4'
01250 35xxxx C3 Europe Limited 4+6
01250 36xxxx Inclarity plc 4+6 F-Digit '2'
01250 37xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01250 38xxxx Danemere Street Creative 4+6 F-Digit '2'
01250 39xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01250 40xxxx Voxbone SA 4+6 F-Digit '8'
01250 41xxxx Skycom Ltd 4+6 F-Digit '2'
01250 42xxxx IPV6 Limited 4+6 F-Digit '0'
01250 43xxxx Mars Communications Limited 4+6 F-Digit '0'
01250 44xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01250 45xxxx INET Telecoms Ltd (Voipfone) 4+6 F-Digit '0'
01250 46xxxx Telecoms World Plc 4+6 F-Digit '0'
01250 47xxxx Lumison Limited 4+6 F-Digit '1'
01250 48xxxx Cable & Wireless UK 4+6 F-Digit '6'
01250 49xxxx Switch Services Ltd 4+6 F-Digit '0'
01250 50xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01250 51xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01250 52xxxx CFL Communications Limited 4+6 F-Digit '0'
01250 53xxxx TeleWare PLC 4+6 F-Digit '3'
01250 54xxxx Known Communications Limited 4+6 F-Digit '0'
01250 70xxxx Thus Plc 4+6
01250 71xxxx Gamma Telecom Holdings Ltd 4+6
01250 72xxxx LogicStar Limited 4+6
01250 73xxxx BT 4+6
01250 73xxxx ESBLR BT, Blairgowrie (Tayside) 4+6
01250 74xxxx InTechnology Plc 4+6 F-Digit '2'
01250 75xxxx TelNG Limited 4+6 F-Digit '2'
01250 76xxxx Starcomm Ltd 4+6 F-Digit '0'
01250 77xxxx Telephony Services Limited 4+6
01250 78xxxx Orange Home UK Plc 4+6 F-Digit '0'
01250 79xxxx Opal Telecom Limited 4+6 F-Digit '8'
01250 80xxxx Magrathea Telecommunications Limited 4+6
01250 81xxxx Teledesign plc 4+6 F-Digit '2'
01250 82xxxx Localphone Limited 4+6 F-Digit '0'
01250 83xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01250 84xxxx Citrus Telecommunications Ltd 4+6 F-Digit '2'
01250 85xxxx Net Solutions Europe Limited 4+6
01250 86xxxx Edge Telecom Ltd 4+6
01250 87xxxx BT 4+6
01250 87xxxx ESBLR BT, Blairgowrie (Tayside) 4+6
01250 881xxx ESSRA BT, Strathardle (Perth & Kinross) 4+6
01250 882xxx ESBLL BT, Blacklunans (Perth & Kinross) 4+6
01250 883xxx ESMEK BT, Meikleour (Perth & Kinross) 4+6
01250 884xxx ESESS BT, Essendy (Perth & Kinross) 4+6
01250 885xxx ESGSH BT, Glenshee (Perth & Kinross) 4+6
01250 886xxx ESBOC BT, Bridge of Cally (Perth & Kinross) 4+6
01250 88xxxx BT 4+6
01250 89xxxx Net-Work Internet Ltd 4+6 F-Digit '0'