United Kingdom

Number Code Allocated To Number Length Notes
028 4100xxxx Syntec UK Ltd 2+8
028 4101xxxx Inclarity plc 2+8 F-Digit 2
028 4102xxxx TelNG Limited 2+8 F-Digit '2'
028 4103xxxx Telephony Services Limited 2+8 F-Digit '2'
028 4104xxxx O-Bit Telecom Limited 2+8 F-Digit '7'
028 4105xxxx Starcomm Ltd 2+8 F-Digit '0'
028 4106xxxx CFL Communications Limited 2+8 F-Digit '0'
028 4107xxxx Nexus Telecommunications plc 2+8 F-Digit '0'
028 4108xxxx Timico Limited 2+8 F-Digit '8'
028 4109xxxx Mundio Mobile Limited 2+8 F-Digit '6'
028 4110xxxx Frontier Systems Ltd 2+8 F-Digit '3'
028 4111xxxx Freshtel UK Limited 2+8 F-Digit '7'
028 4112xxxx Orange Home UK Plc 2+8 F-Digit '0'
028 4113xxxx Mars Communications Limited 2+8 F-Digit '0'
028 4114xxxx Localphone Limited 2+8 F-Digit '0'
028 4115xxxx Solutios Limited 2+8 F-Digit '2'
028 4116xxxx Invomo Ltd 2+8 F-Digit '0'
028 4117xxxx Telecoms World Plc 2+8 F-Digit '0'
028 4118xxxx Voxbone SA 2+8 F-Digit '8'
028 4120xxxx VoIP-Un Limited 2+8 F-Digit '0'
028 4121xxxx Entanet International Ltd 2+8 F-Digit '1'
028 4122xxxx Teledesign plc 2+8 F-Digit '2'
028 4123xxxx Net Solutions Europe Limited 2+8
028 4124xxxx Virgin Media Limited 2+8 F-Digit '4,5'
028 4125xxxx Opal Telecom Limited 2+8 F-Digit '8'
028 4126xxxx Danemere Street Creative 2+8 F-Digit '2'
028 4128xxxx Telecom2 Ltd 2+8 F-Digit '6'
028 4131xxxx T.T.N.C. Limited 2+8 F-Digit '0,1,2,3,4,5,6,7,8,9'
028 4133xxxx Gamma Telecom Holdings Ltd 2+8
028 4137xxxx Spitfire Network Services Ltd 2+8 F-Digit '7'
028 4141xxxx FleXtel Limited 2+8
028 4142xxxx Affiniti Integrated Solutions Ltd 2+8
028 4144xxxx Edge Telecom Ltd 2+8
028 4170xxxx Telswitch Limited 2+8 F-Digit '0'
028 4171xxxx Known Future Limited 2+8 F-Digit '1'
028 4172xxxx 3C Limited 2+8 F-Digit '2'
028 4173xxxx BT 2+8
028 4173xxxx NIRS BT, Rostrevor (Northern Ireland) 2+8
028 4174xxxx LogicStar Limited 2+8
028 4175xxxx BT 2+8
028 4175xxxx NIWP BT, Warrenpoint (Northern Ireland) 2+8
028 4176xxxx BT 2+8
028 4176xxxx NIKI BT, Kilkeel (Northern Ireland) 2+8
028 4177xxxx BT 2+8
028 4177xxxx NIWP BT, Warrenpoint (Northern Ireland) 2+8
028 4178xxxx Instant Telecommunications Ltd 2+8 F-Digit '0'
028 4179xxxx Magrathea Telecommunications Limited 2+8
028 4184xxxx Net-Work Internet Ltd 2+8 F-Digit '1'
028 4198xxxx Nationwide Telephone Assistance Ltd 2+8 F-Digit '0'
028 4199xxxx Skycom Ltd 2+8 F-Digit '2'