01304 20 | BT | 15/07/1994 |
01304 21 | BT | 15/07/1994 |
01304 22 | BT | 15/07/1994 |
01304 23 | BT | 23/05/1997 |
01304 24 | BT | 15/07/1994 |
01304 250 | Inclarity Communications Limited | 31/05/2011 |
01304 251 | Inclarity Communications Limited | 31/05/2011 |
01304 252 | Inclarity Communications Limited | 31/05/2011 |
01304 253 | Inclarity Communications Limited | 31/05/2011 |
01304 254 | Inclarity Communications Limited | 31/05/2011 |
01304 255 | Inclarity Communications Limited | 31/05/2011 |
01304 260 | Linear Telecoms Limited | 07/10/2010 |
01304 261 | Internexus Networks Limited | 21/11/2011 |
01304 262 | Simwood eSMS Limited | 14/02/2012 |
01304 263 | Bicom Systems EURL | 01/03/2012 |
01304 265 | API Telecom Limited | 26/03/2012 |
01304 266 | ICC Networks Ltd | 13/04/2012 |
01304 267 | IOVOX Limited | 02/07/2012 |
01304 268 | TalkTalk Communications Limited | 27/07/2012 |
01304 269 | Ziron Limited | 30/07/2012 |
01304 270 | Digitech Solutions Global Limited | 22/06/2012 |
01304 271 | Sky UK Limited | 09/08/2013 |
01304 272 | Colt Technology Services | 12/09/2013 |
01304 273 | BT | 07/10/2013 |
01304 274 | TalkTalk Communications Limited | 20/06/2014 |
01304 275 | Sky UK Limited | 10/09/2014 |
01304 276 | Calltracks Limited | 21/10/2014 |
01304 277 | iHub 2 Limited | 18/05/2016 |
01304 278 | Redwood Technologies Ltd | 15/11/2018 |
01304 279 | BT | 23/01/2015 |
01304 283 | Digital Space Group Limited | 12/04/2016 |
01304 29 | FleXtel Limited | 20/10/2005 |
01304 314 | Six Degrees Technology Group Limited | 14/01/2020 |
01304 33 | Virgin Media Limited | 10/09/1996 |
01304 34 | GCI Network Solutions Ltd | 20/04/2017 |
01304 350 | YayYay Limited | 23/04/2015 |
01304 351 | Sky UK Limited | 09/11/2015 |
01304 353 | Colt Technology Services | 21/04/2015 |
01304 355 | M247 Ltd | 20/05/2015 |
01304 356 | Sky UK Limited | 20/04/2017 |
01304 357 | IOVOX Limited | 12/02/2018 |
01304 358 | Mintaka Limited | 12/05/2016 |
01304 36 | BT | 15/07/1994 |
01304 37 | BT | 15/07/1994 |
01304 38 | BT | 15/07/1994 |
01304 39 | Citrus Telecommunications Ltd | 09/08/2005 |
01304 40 | Voiceflex Limited | 30/07/2007 |
01304 41 | (AQ) LIMITED | 10/09/2012 |
01304 43 | Affiniti Integrated Solutions Limited | 12/11/2007 |
01304 447 | TalkTalk Communications Limited | 18/01/2012 |
01304 448 | TalkTalk Communications Limited | 18/01/2012 |
01304 449 | TalkTalk Communications Limited | 18/01/2012 |
01304 45 | VoIP-Un Limited | 26/10/2007 |
01304 46 | Digital Space Group Limited | 30/11/2007 |
01304 47 | Barritel Limited | 12/06/2007 |
01304 48 | Entanet International Ltd | 19/12/2007 |
01304 49 | Nationwide Telephone Assistance Ltd | 01/10/2007 |
01304 50 | Vodafone Ltd (C&W) | 19/08/2013 |
01304 52 | TelNG Limited | 26/02/2007 |
01304 545 | GTT-EMEA LTD | 14/10/2021 |
01304 546 | GTT-EMEA LTD | 14/10/2021 |
01304 547 | GTT-EMEA LTD | 14/10/2021 |
01304 548 | GTT-EMEA LTD | 14/10/2021 |
01304 55 | Served Up Limited | 15/05/2008 |
01304 56 | Redcentric Solutions Limited | 05/06/2015 |
01304 577 | Spitfire Network Services Limited | 09/11/2011 |
01304 58 | Verizon UK Limited | 18/04/2007 |
01304 590 | Resilient PLC | 18/05/2012 |
01304 591 | Resilient PLC | 18/05/2012 |
01304 599 | Resilient PLC | 18/05/2012 |
01304 60 | AQL Wholesale Ltd | 01/11/2004 |
01304 61 | BT | 15/07/1994 |
01304 62 | BT | 15/07/1994 |
01304 64 | Orange Business Holdings UK Limited | 25/08/2017 |
01304 65 | Orange Business Holdings UK Limited | 25/08/2017 |
01304 660 | Lumen Technologies UK Limited | 09/09/1999 |
01304 663 | Lumen Technologies UK Limited | 09/09/1999 |
01304 664 | Lumen Technologies UK Limited | 09/09/1999 |
01304 668 | Lumen Technologies UK Limited | 09/09/1999 |
01304 669 | Lumen Technologies UK Limited | 09/09/1999 |
01304 67 | Syntec Limited | 23/03/2005 |
01304 68 | TTNC Limited | 25/11/2013 |
01304 690 | Nexbridge Communications Limited | 06/03/2012 |
01304 691 | IP Wholesale Limited | 01/06/2017 |
01304 692 | Hello Telecom (UK) Limited | 08/06/2011 |
01304 694 | Sky UK Limited | 01/07/2013 |
01304 695 | Orbital Net Limited | 02/08/2011 |
01304 696 | VoiceHost Limited | 20/08/2010 |
01304 697 | Orbtalk Limited | 15/09/2011 |
01304 699 | Invoco Ltd | 20/09/2011 |
01304 700 | Voxbone SA | 08/12/2011 |
01304 717 | Digital Space Group Limited | 15/03/2016 |
01304 720 | Commi Holdings Limited | 21/11/2016 |
01304 721 | TalkTalk Communications Limited | 13/02/2013 |
01304 722 | Net-Work Internet Ltd | 23/06/2008 |
01304 724 | Solutios Limited | 18/09/2008 |
01304 726 | Telecom2 Limited | 10/09/2009 |
01304 727 | Nodemax Limited | 15/07/2008 |
01304 728 | Inet Telecoms Ltd (Voipfone) | 17/11/2008 |
01304 729 | Sky UK Limited | 01/07/2013 |
01304 730 | IPV6 Limited | 29/01/2009 |
01304 731 | Mars Communications Limited | 03/02/2009 |
01304 732 | Andrews & Arnold (Numbers) Ltd | 03/03/2009 |
01304 733 | Telecoms World PLC | 12/03/2009 |
01304 734 | Invade International Ltd | 12/01/2016 |
01304 735 | Vectone Mobile Limited | 29/06/2009 |
01304 736 | TGL Services (UK) Ltd | 02/02/2015 |
01304 738 | CFL Communications Ltd | 08/07/2009 |
01304 739 | TeleWare Group PLC | 20/08/2009 |
01304 741 | Nexus Telecommunications Limited | 25/09/2009 |
01304 744 | Gamma Telecom Holdings Ltd | 11/03/2021 |
01304 745 | Atomstream Limited | 26/02/2010 |
01304 746 | Buzz Networks Limited | 01/03/2010 |
01304 747 | I-NET COMMUNICATIONS GROUP PLC | 12/01/2010 |
01304 748 | Digitech Solutions Global Limited | 28/04/2010 |
01304 749 | Suretec Systems Ltd | 04/05/2010 |
01304 750 | Telappliant Ltd | 01/06/2010 |
01304 751 | Numbergroup Utilities Ltd | 02/11/2010 |
01304 752 | Calltracks Limited | 19/09/2013 |
01304 753 | Core Telecom Limited | 05/08/2010 |
01304 754 | Phone Co-Op Numbering Limited | 16/12/2010 |
01304 755 | Windsor Telecom Ltd | 20/07/2010 |
01304 756 | Telephone Box Limited | 22/11/2010 |
01304 759 | Invosys Limited | 26/01/2012 |
01304 761 | Sky UK Limited | 02/07/2013 |
01304 762 | Media Hawk Ltd | 10/04/2013 |
01304 763 | Kalnet4U Ltd | 10/05/2013 |
01304 764 | Liquid 11 Limited | 13/06/2013 |
01304 765 | Intrado Cloud Solutions Limited | 15/01/2013 |
01304 766 | Minotaur Telecom Limited | 31/01/2013 |
01304 767 | Content Guru Limited | 12/10/2012 |
01304 768 | Sky UK Limited | 02/07/2013 |
01304 769 | XoverX Ltd | 01/05/2013 |
01304 770 | Number Services Ltd. | 22/11/2018 |
01304 771 | Adepteo Limited | 13/12/2016 |
01304 772 | TalkTalk Communications Limited | 25/07/2018 |
01304 773 | Fuse 2 Communications Ltd | 03/07/2017 |
01304 774 | NFON UK Ltd | 29/04/2016 |
01304 775 | Belgacom International Carrier Services SA | 29/11/2019 |
01304 776 | I.T Communications Limited | 25/04/2017 |
01304 778 | IP Voice Networks Ltd | 20/09/2017 |
01304 779 | Zapappi Ltd | 05/01/2018 |
01304 780 | VOXYONDER NETWORK SERVICES UK LTD | 10/09/2020 |
01304 781 | Gamma Telecom Holdings Ltd | 22/09/2021 |
01304 784 | BT | 23/09/2020 |
01304 788 | Mi Telecom Limited | 06/07/2020 |
01304 789 | Lanonyx Telecom Limited | 10/08/2021 |
01304 790 | Dial 9 Communications Limited | 10/12/2019 |
01304 791 | 24 SEVEN CLOUD COMMUNICATIONS LTD | 17/01/2020 |
01304 792 | Sky UK Limited | 03/03/2020 |
01304 793 | Gamma Telecom Holdings Ltd | 20/01/2021 |
01304 794 | SiPalto Ltd | 03/02/2020 |
01304 795 | ICUK Computing Services Limited | 05/06/2020 |
01304 796 | Gamma Telecom Holdings Ltd | 18/10/2019 |
01304 797 | DIDWW Ireland Limited | 18/01/2019 |
01304 798 | Club Communications Ltd | 03/07/2018 |
01304 799 | Gamma Telecom Holdings Ltd | 29/03/2019 |
01304 80 | Gamma Telecom Holdings Ltd | 22/12/2004 |
01304 81 | BT | 15/07/1994 |
01304 82 | BT | 15/07/1994 |
01304 83 | BT | 15/07/1994 |
01304 84 | BT | 15/07/1994 |
01304 85 | BT | 15/07/1994 |
01304 86 | BT | 15/07/1994 |
01304 87 | BT | 23/04/1996 |
01304 88 | Localphone Limited | 23/04/2007 |
01304 89 | Magrathea Telecommunications Limited | 24/09/2004 |