United Kingdom

Number Code Allocated To Number Length Notes
01566 20xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01566 21xxxx Coralbridge Ltd 4+6 F-Digit '0'
01566 22xxxx InTechnology Plc 4+6 F-Digit '2'
01566 23xxxx Telephony Services Limited 4+6 F-Digit '2'
01566 24xxxx Opal Telecom Limited 4+6 F-Digit '8'
01566 25xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01566 26xxxx VoIP-Un Limited 4+6 F-Digit '0'
01566 27xxxx Telecom2 Ltd 4+6 F-Digit '6'
01566 28xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01566 29xxxx Net-Work Internet Ltd 4+6 F-Digit '0'
01566 30xxxx Timico Limited 4+6 F-Digit '8'
01566 31xxxx Cable and Wireless (Energis) 4+6 F-Digit '1'
01566 32xxxx Telswitch Limited 4+6 F-Digit '0'
01566 33xxxx Tiscali UK Limited 4+6 F-Digit '0'
01566 34xxxx Starcomm Ltd 4+6 F-Digit '0'
01566 35xxxx Voxbone SA 4+6 F-Digit '8'
01566 36xxxx 3C Limited 4+6 F-Digit '2'
01566 37xxxx Solutios Limited 4+6 F-Digit '2'
01566 38xxxx Mars Communications Limited 4+6 F-Digit '0'
01566 39xxxx IPV6 Limited 4+6 F-Digit '0'
01566 40xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01566 41xxxx Switch Services Ltd 4+6 F-Digit '0'
01566 42xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01566 43xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01566 44xxxx CFL Communications Limited 4+6 F-Digit '0'
01566 70xxxx Gamma Telecom Holdings Ltd 4+6
01566 71xxxx LogicStar Limited 4+6
01566 72xxxx Inclarity plc 4+6 F-Digit '2'
01566 73xxxx Danemere Street Creative 4+6
01566 74xxxx Cable & Wireless UK 4+6
01566 75xxxx Syntec UK Ltd 4+6
01566 76xxxx BT 4+6
01566 76xxxx WWLAUN BT, Launceston (Cornwall) 4+6
01566 77xxxx BT 4+6
01566 77xxxx WWLAUN BT, Launceston (Cornwall) 4+6
01566 780xxx WWLIFT BT, Lifton (Devon) 4+6
01566 781xxx WWCANW BT, Canworthy Water (Cornwall) 4+6
01566 782xxx WWCOAD BT, Coads Green (Cornwall) 4+6
01566 783xxx WWLWDN BT, Lewdown (Devon) 4+6
01566 784xxx WWLIFT BT, Lifton (Devon) 4+6
01566 785xxx WWNPWI BT, North Petherwin (Cornwall) 4+6
01566 786xxx WWCOAD BT, Coads Green (Cornwall) 4+6
01566 78xxxx BT 4+6
01566 79xxxx Edge Telecom Ltd 4+6
01566 80xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01566 81xxxx Magrathea Telecommunications Limited 4+6
01566 82xxxx Orange Home UK Plc 4+6 F-Digit '0'
01566 83xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01566 84xxxx TELSTRA EUROPE LIMITED 4+6
01566 85xxxx TelNG Limited 4+6 F-Digit '2'
01566 86xxx BT 4+5
01566 86xxx WWPIPE BT, Pipers Pool (Cornwall) 4+5
01566 87xxxx FleXtel Limited 4+6
01566 880xxx WWPIPE BT, Pipers Pool (Cornwall) 4+6
01566 886xxx WWLIFT BT, Lifton (Devon) 4+6
01566 88xxxx BT 4+6
01566 89xxxx TG Support Limited 4+6 F-Digit '2'
01566 90xxxx Known Future Limited 4+6 F-Digit '0'
01566 91xxxx Freshtel UK Limited 4+6 F-Digit '0'
01566 92xxxx C3 Europe Limited 4+6 F-Digit '6'
01566 93xxxx Skycom Ltd 4+6 F-Digit '2'
01566 94xxxx Localphone Limited 4+6 F-Digit '0'
01566 95xxxx Teledesign plc 4+6 F-Digit '2'
01566 96xxxx Net Solutions Europe Limited 4+6 F-Digit '6'
01566 97xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01566 98xxxx 4+6