United Kingdom

Number Code Allocated To Number Length Notes
01728 20xxxx InTechnology Plc 4+6 F-Digit '2'
01728 21xxxx Skymaker Limited 4+6 F-Digit '0'
01728 22xxxx Net-Work Internet Ltd 4+6 F-Digit '2'
01728 23xxxx Telecom2 Ltd 4+6 F-Digit '6'
01728 24xxxx Timico Limited 4+6 F-Digit '8'
01728 25xxxx Telswitch Limited 4+6 F-Digit '0'
01728 26xxxx 3C Limited 4+6 F-Digit '2'
01728 27xxxx Starcomm Ltd 4+6 F-Digit '0'
01728 28xxxx Voxbone SA 4+6 F-Digit '8'
01728 29xxxx Known Future Limited 4+6 F-Digit '8'
01728 30xxxx Solutios Limited 4+6 F-Digit '2'
01728 31xxxx O-Bit Telecom Limited 4+6 F-Digit '7'
01728 32xxxx IPV6 Limited 4+6 F-Digit '0'
01728 33xxxx Mars Communications Limited 4+6 F-Digit '0'
01728 34xxxx Instant Telecommunications Ltd 4+6 F-Digit '0'
01728 35xxxx 4D Interactive Ltd 4+6 F-Digit '5'
01728 36xxxx Affiniti Integrated Solutions Ltd 4+6 F-Digit '3'
01728 37xxxx Nexus Telecommunications plc 4+6 F-Digit '0'
01728 38xxxx Telecoms World Plc 4+6 F-Digit '0'
01728 39xxxx Switch Services Ltd 4+6 F-Digit '0'
01728 4028xx EASXM BT, Saxmundham (Suffolk) 4+6
01728 4029xx EAFML BT, Framlingham (Suffolk) 4+6
01728 403xxx EASXM BT, Saxmundham (Suffolk) 4+6
01728 404xxx EALTN BT, Leiston (Suffolk) 4+6
01728 4062xx EADEB BT, Debenham (Suffolk) 4+6
01728 4063xx EAFML BT, Framlingham (Suffolk) 4+6
01728 4064xx EALTN BT, Leiston (Suffolk) 4+6
01728 4065xx EAABR BT, Aldeburgh (Suffolk) 4+6
01728 4066xx EASXM BT, Saxmundham (Suffolk) 4+6
01728 40xxxx BT 4+6
01728 41xxxx LogicStar Limited 4+6
01728 42xxxx Virgin Media Limited 4+6
01728 43xxxx VTL (UK) Limited 4+6 F-Digit '5'
01728 44xxxx Gamma Telecom Holdings Ltd 4+6
01728 45xxxx BT 4+6
01728 45xxxx EAABR BT, Aldeburgh (Suffolk) 4+6
01728 46xxxx Cable & Wireless UK 4+6
01728 47xxxx Syntec UK Ltd 4+6
01728 48xxxx Inclarity plc 4+6
01728 49xxxx T.T.N.C. Limited 4+6 F-Digit '0,1,2,3,4,5,6,7,8,9'
01728 50xxxx Mundio Mobile Limited 4+6 F-Digit '6'
01728 51xxxx CFL Communications Limited 4+6 F-Digit '0'
01728 52xxxx Danemere Street Creative 4+6 F-Digit '2'
01728 54xxxx Storacall Technology Ltd (Trading As X-ON) 4+6 F-Digit '4'
01728 60xxxx BT 4+6
01728 60xxxx EASXM BT, Saxmundham (Suffolk) 4+6
01728 61xxxx FleXtel Limited 4+6
01728 621xxx EAFML BT, Framlingham (Suffolk) 4+6
01728 622xxx EAFML BT, Framlingham (Suffolk) 4+6
01728 627xxx EAWOR BT, Worlingworth (Suffolk) 4+6
01728 62xxxx BT 4+6
01728 633xxx EASXM BT, Saxmundham (Suffolk) 4+6
01728 635xxx EALTN BT, Leiston (Suffolk) 4+6
01728 638xxx EABAD BT, Badingham (Suffolk) 4+6
01728 63xxxx BT 4+6
01728 642xxx EALTN BT, Leiston (Suffolk) 4+6
01728 648xxx EAWST BT, Westleton (Suffolk) 4+6
01728 64xxxx BT 4+6
01728 65xxxx BT 4+6
01728 65xxxx EASXM BT, Saxmundham (Suffolk) 4+6
01728 660xxx EAPEA BT, Peasenhall (Suffolk) 4+6
01728 663xxx EAREN BT, Rendham (Suffolk) 4+6
01728 664xxx EAREN BT, Rendham (Suffolk) 4+6
01728 667xxx EAYOX BT, Yoxford (Suffolk) 4+6
01728 668xxx EAYOX BT, Yoxford (Suffolk) 4+6
01728 66xxxx BT 4+6
01728 67xxxx Spitfire Network Services Ltd 4+6 F-Digit '7'
01728 684xxx EAELS BT, Earl Soham (Suffolk) 4+6
01728 687xxx EASNA BT, Snape (Suffolk) 4+6
01728 68xxxx BT 4+6
01728 69xxxx TelNG Limited 4+6 F-Digit '2'
01728 70xxxx TELSTRA EUROPE LIMITED 4+6
01728 71xxxx Skycom Ltd 4+6 F-Digit '2'
01728 72xxxx BT 4+6
01728 72xxxx EAFML BT, Framlingham (Suffolk) 4+6
01728 73xxxx Frontier Systems Ltd 4+6 F-Digit '3'
01728 74xxxx BT 4+6
01728 74xxxx EAWMK BT, Wickham Market (Suffolk) 4+6
01728 75xxxx Telephony Services Limited 4+6 F-Digit '2'
01728 76xxxx Opal Telecom Limited 4+6 F-Digit '8'
01728 77xxxx Net Solutions Europe Limited 4+6 F-Digit '7'
01728 78xxxx C3 Europe Limited 4+6 F-Digit '6'
01728 79xxxx Localphone Limited 4+6 F-Digit '0'
01728 80xxxx Freshtel UK Limited 4+6
01728 81xxxx Orange Home UK Plc 4+6 F-Digit '0'
01728 82xxxx Teledesign plc 4+6 F-Digit '2'
01728 83xxxx BT 4+6
01728 83xxxx EALTN BT, Leiston (Suffolk) 4+6
01728 84xxxx Coralbridge Ltd 4+6 F-Digit '0'
01728 85xxxx Edge Telecom Ltd 4+6
01728 86xxxx BT 4+6
01728 86xxxx EADEB BT, Debenham (Suffolk) 4+6
01728 87xxxx VoIP-Un Limited 4+6 F-Digit '0'
01728 88xxxx Magrathea Telecommunications Limited 4+6
01728 89xxxx Nationwide Telephone Assistance Ltd 4+6 F-Digit '0'