United Kingdom

Number Code Allocated To Number Length Notes
01806 20xxxx LogicStar Limited 4+6
01806 21xxxx C3 Europe Limited 4+6 F-Digit '2'
01806 22xxxx Gamma Telecom Holdings Ltd 4+6
01806 23xxxx Magrathea Telecommunications Limited 4+6
01806 24xxxx BT 4+6
01806 24xxxx NSSUL BT, Sullom Voe (Shetland Isles) 4+6
01806 25xxxx Syntec UK Ltd 4+6 F-Digit '2'
01806 26xxxx Danemere Street Creative 4+6
01806 27xxxx FleXtel Limited 4+6
01806 28xxxx Virgin Media Limited 4+6 F-Digit '4,5'
01806 29xxxx Skycom Ltd 4+6 F-Digit '2'
01806 30xxxx TelNG Limited 4+6 F-Digit '2'
01806 31xxxx Orange Home UK Plc 4+6 F-Digit '0'
01806 32xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01806 33xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01806 34xxxx Coralbridge Ltd 4+6 F-Digit '0'
01806 35xxxx Opal Telecom Limited 4+6 F-Digit '8'
01806 36xxxx Inclarity plc 4+6 F-Digit '2'
01806 37xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01806 38xxxx Localphone Limited 4+6 F-Digit '0'
01806 39xxxx Teledesign plc 4+6 F-Digit '2'
01806 40xxxx VoIP-Un Limited 4+6 F-Digit '0'
01806 41xxxx Telephony Services Limited 4+6 F-Digit '2'
01806 42xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'
01806 43xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01806 44xxxx Net-Work Internet Ltd 4+6 F-Digit '4'
01806 45xxxx InTechnology Plc 4+6 F-Digit '2'
01806 46xxxx Telecom2 Ltd 4+6 F-Digit '6'
01806 47xxxx Timico Limited 4+6 F-Digit '8'
01806 48xxxx Telswitch Limited 4+6 F-Digit '0'
01806 49xxxx Starcomm Ltd 4+6 F-Digit '0'
01806 50xxxx BT 4+6
01806 50xxxx NSHIL BT, Hillswick (Shetland) 4+6
01806 51xxxx BT 4+6
01806 51xxxx NSOUT BT, Out Skerries (Shetland) 4+6
01806 52xxxx BT 4+6
01806 52xxxx NSBRA BT, Brae (Shetland Isles) 4+6
01806 53xxxx BT 4+6
01806 53xxxx NSNRE BT, North Roe (Shetland) 4+6
01806 54xxxx BT 4+6
01806 54xxxx NSOLL BT, Ollaberry (Shetland) 4+6
01806 55xxxx Edge Telecom Ltd 4+6
01806 56xxxx BT 4+6
01806 56xxxx NSSYM BT, Symbister (Shetland Isles) 4+6
01806 57xxxx BT 4+6
01806 57xxxx NSVID BT, Vidlin (Shetland) 4+6
01806 58xxxx BT 4+6
01806 58xxxx NSVOE BT, Voe (Shetland) 4+6
01806 59xxxx Net Solutions Europe Limited 4+6 F-Digit '9'
01806 60xxxx Voxbone SA 4+6 F-Digit '8'
01806 61xxxx Known Future Limited 4+6 F-Digit '0'
01806 62xxxx 3C Limited 4+6 F-Digit '2'
01806 63xxxx Solutios Limited 4+6 F-Digit '2'
01806 64xxxx IPV6 Limited 4+6 F-Digit '0'
01806 65xxxx Mars Communications Limited 4+6 F-Digit '0'
01806 66xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01806 67xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01806 68xxxx CFL Communications Limited 4+6 F-Digit '0'
01806 69xxxx Known Communications Limited 4+6 F-Digit '0'
01806 70xxxx Nexus Telecommunications plc 4+6 F-Digit '0'