01224 000 | (AQ) LIMITED | 19/10/2011 |
01224 001 | Gamma Telecom Holdings Ltd | 29/03/2019 |
01224 002 | Gamma Telecom Holdings Ltd | 09/03/2020 |
01224 003 | Voxbone SA | 08/09/2020 |
01224 004 | Gamma Telecom Holdings Ltd | 08/09/2020 |
01224 006 | 24 SEVEN CLOUD COMMUNICATIONS LTD | 09/01/2020 |
01224 007 | Twilio Ireland Limited | 13/10/2020 |
01224 008 | Belgacom International Carrier Services SA | 03/10/2019 |
01224 009 | Gamma Telecom Holdings Ltd | 24/05/2019 |
01224 010 | Gamma Telecom Holdings Ltd | 25/11/2020 |
01224 011 | BT | 03/12/2020 |
01224 012 | Colt Technology Services | 12/10/2020 |
01224 013 | Gamma Telecom Holdings Ltd | 12/11/2019 |
01224 014 | Colt Technology Services | 25/02/2020 |
01224 015 | DIDWW Ireland Limited | 18/02/2021 |
01224 016 | BT | 21/07/2021 |
01224 017 | Colt Technology Services | 26/07/2021 |
01224 018 | Hyperoptic Ltd | 27/09/2021 |
01224 019 | Gamma Telecom Holdings Ltd | 03/09/2019 |
01224 020 | ICUK Computing Services Limited | 05/06/2020 |
01224 021 | Colt Technology Services | 01/03/2021 |
01224 022 | Mi Telecom Limited | 03/07/2020 |
01224 023 | Gamma Telecom Holdings Ltd | 22/02/2021 |
01224 024 | Colt Technology Services | 04/06/2020 |
01224 030 | Sky UK Limited | 06/10/2017 |
01224 031 | Entanet International Ltd | 05/12/2017 |
01224 032 | BT | 08/03/2018 |
01224 033 | Antheus Telecom Limited | 07/02/2018 |
01224 034 | Colt Technology Services | 23/02/2018 |
01224 035 | Gamma Telecom Holdings Ltd | 13/04/2018 |
01224 036 | BT | 04/07/2018 |
01224 038 | TalkTalk Communications Limited | 31/07/2018 |
01224 039 | Gamma Telecom Holdings Ltd | 13/08/2018 |
01224 040 | Gamma Telecom Holdings Ltd | 05/05/2015 |
01224 041 | Sky UK Limited | 17/06/2015 |
01224 042 | Magrathea Telecommunications Limited | 24/06/2015 |
01224 043 | Sky UK Limited | 02/09/2015 |
01224 044 | YayYay Limited | 24/04/2015 |
01224 046 | Sky UK Limited | 02/09/2015 |
01224 047 | Gamma Telecom Holdings Ltd | 05/08/2015 |
01224 048 | Sky UK Limited | 02/09/2015 |
01224 049 | Gamma Telecom Holdings Ltd | 22/12/2015 |
01224 050 | BT | 13/08/2018 |
01224 051 | Voxbone SA | 13/08/2018 |
01224 052 | Gamma Telecom Holdings Ltd | 29/08/2018 |
01224 054 | BT | 19/10/2018 |
01224 055 | TalkTalk Communications Limited | 21/11/2018 |
01224 056 | TalkTalk Communications Limited | 09/01/2020 |
01224 057 | Gamma Telecom Holdings Ltd | 03/06/2020 |
01224 058 | Gamma Telecom Holdings Ltd | 11/01/2019 |
01224 059 | Club Communications Ltd | 21/09/2018 |
01224 060 | BT | 19/01/2016 |
01224 061 | Gamma Telecom Holdings Ltd | 16/02/2016 |
01224 062 | BT | 18/02/2016 |
01224 063 | Gamma Telecom Holdings Ltd | 12/05/2016 |
01224 064 | Affiniti Integrated Solutions Limited | 10/03/2016 |
01224 065 | Sky UK Limited | 22/07/2016 |
01224 066 | Sky UK Limited | 23/09/2016 |
01224 068 | Gamma Telecom Holdings Ltd | 26/09/2016 |
01224 080 | Orange Business Holdings UK Limited | 10/03/2017 |
01224 081 | BT | 20/03/2017 |
01224 082 | BT | 04/04/2017 |
01224 083 | BT | 04/04/2017 |
01224 084 | BT | 04/04/2017 |
01224 085 | Voxbone SA | 20/04/2017 |
01224 086 | Orange Business Holdings UK Limited | 02/08/2017 |
01224 087 | Gamma Telecom Holdings Ltd | 07/06/2017 |
01224 088 | IOVOX Limited | 23/12/2016 |
01224 089 | Number Services Ltd. | 22/11/2018 |
01224 106 | BT | 10/05/2012 |
01224 20 | BT | 15/07/1994 |
01224 21 | BT | 15/07/1994 |
01224 22 | BT | 15/07/1994 |
01224 23 | BT | 15/07/1994 |
01224 24 | BT | 15/07/1994 |
01224 25 | BT | 15/07/1994 |
01224 26 | BT | 15/07/1994 |
01224 27 | BT | 15/07/1994 |
01224 28 | BT | 15/07/1994 |
01224 29 | BT | 12/02/2014 |
01224 30 | BT | 15/07/1994 |
01224 31 | BT | 15/07/1994 |
01224 32 | BT | 15/07/1994 |
01224 33 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 34 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 35 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 360 | Sky UK Limited | 20/06/2013 |
01224 361 | Sky UK Limited | 20/06/2013 |
01224 362 | BT | 21/05/2013 |
01224 363 | Commi Holdings Limited | 18/11/2016 |
01224 364 | Virgin Media Limited | 30/08/2006 |
01224 365 | Virgin Media Limited | 30/08/2006 |
01224 366 | Verizon UK Limited | 17/10/2006 |
01224 367 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 369 | Resilient PLC | 05/12/2006 |
01224 370 | Digital Mail Limited | 02/02/2007 |
01224 371 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 372 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 373 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 374 | Verizon UK Limited | 23/01/2007 |
01224 375 | Verizon UK Limited | 23/01/2007 |
01224 376 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 377 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 378 | TelNG Limited | 26/02/2007 |
01224 379 | TalkTalk Communications Limited | 14/03/2007 |
01224 38 | Vodafone Ltd (C&W) | 31/07/2013 |
01224 390 | Localphone Limited | 24/04/2007 |
01224 392 | Voiceflex Limited | 27/07/2007 |
01224 393 | (AQ) LIMITED | 19/10/2011 |
01224 394 | Voiceflex Limited | 12/02/2019 |
01224 395 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 396 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 397 | TalkTalk Communications Limited | 12/02/2013 |
01224 398 | Orange Business Holdings UK Limited | 26/02/2013 |
01224 399 | VoIP-Un Limited | 25/10/2007 |
01224 40 | Vodafone Ltd (C&W) | 31/07/2013 |
01224 41 | Vodafone Ltd (C&W) | 31/07/2013 |
01224 42 | Vodafone Ltd (C&W) | 31/07/2013 |
01224 430 | Invade International Ltd | 12/01/2016 |
01224 431 | Digital Space Group Limited | 15/03/2016 |
01224 432 | Affiniti Integrated Solutions Limited | 17/12/2007 |
01224 433 | Magrathea Telecommunications Limited | 08/11/2007 |
01224 434 | (AQ) LIMITED | 17/02/2020 |
01224 435 | TelXL Ltd | 12/02/2008 |
01224 436 | Telecom2 Limited | 11/09/2009 |
01224 437 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 438 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 439 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 440 | Lumen Technologies UK Limited | 05/06/2002 |
01224 441 | Lumen Technologies UK Limited | 05/06/2002 |
01224 442 | Verizon UK Limited | 24/07/2003 |
01224 443 | Gamma Telecom Holdings Ltd | 05/04/2004 |
01224 444 | Redcentric Solutions Limited | 05/06/2015 |
01224 445 | Chess Limited | 06/04/2018 |
01224 446 | Inclarity Communications Limited | 29/11/2010 |
01224 447 | Linear Telecoms Limited | 04/10/2010 |
01224 448 | TGL Services (UK) Ltd | 02/02/2015 |
01224 449 | FleXtel Limited | 16/11/2005 |
01224 450 | Pulsant (Scotland) Limited | 17/02/2009 |
01224 451 | Gamma Telecom Holdings Ltd | 07/07/2008 |
01224 452 | Gamma Telecom Holdings Ltd | 07/07/2008 |
01224 453 | Gamma Telecom Holdings Ltd | 07/07/2008 |
01224 454 | Gamma Telecom Holdings Ltd | 04/07/2008 |
01224 455 | Gamma Telecom Holdings Ltd | 07/07/2008 |
01224 456 | Nodemax Limited | 07/07/2008 |
01224 457 | SiPalto Ltd | 17/02/2020 |
01224 459 | Voxbone SA | 18/09/2008 |
01224 460 | Inet Telecoms Ltd (Voipfone) | 18/09/2008 |
01224 461 | Barritel Limited | 08/10/2008 |
01224 462 | Net-Work Internet Ltd | 06/10/2008 |
01224 464 | Sky UK Limited | 21/06/2013 |
01224 465 | TalkTalk Communications Limited | 10/11/2014 |
01224 466 | Magrathea Telecommunications Limited | 23/10/2008 |
01224 467 | TalkTalk Communications Limited | 15/01/2009 |
01224 468 | Inclarity Communications Limited | 27/09/2019 |
01224 469 | Andrews & Arnold (Numbers) Ltd | 25/02/2009 |
01224 470 | Gamma Telecom Holdings Ltd | 20/11/2014 |
01224 471 | Telappliant Ltd | 03/02/2009 |
01224 472 | Gamma Telecom Holdings Ltd | 23/04/2009 |
01224 473 | BT | 30/03/2020 |
01224 474 | Telecoms World PLC | 06/03/2009 |
01224 475 | Gamma Telecom Holdings Ltd | 11/03/2021 |
01224 476 | Vectone Mobile Limited | 29/06/2009 |
01224 478 | TalkTalk Communications Limited | 05/08/2009 |
01224 479 | Vodafone Ltd (C&W) | 06/03/2019 |
01224 48 | BT | 15/07/1994 |
01224 49 | BT | 15/07/1994 |
01224 500 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 501 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 502 | BT | 17/12/2014 |
01224 503 | Vonage Limited | 21/01/2015 |
01224 504 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 505 | BT | 19/03/2013 |
01224 506 | BT | 27/01/2015 |
01224 507 | BT | 27/01/2015 |
01224 508 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 509 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 510 | GCI Network Solutions Ltd | 20/04/2017 |
01224 511 | Served Up Limited | 03/06/2008 |
01224 512 | Vodafone Ltd (C&W) | 06/03/2019 |
01224 513 | Sky UK Limited | 21/06/2013 |
01224 514 | Mintaka Limited | 29/07/2013 |
01224 515 | AQL Wholesale Ltd | 01/11/2004 |
01224 516 | TTNC Limited | 15/11/2013 |
01224 517 | GTT-EMEA LTD | 13/10/2021 |
01224 518 | AQL Wholesale Ltd | 21/06/2006 |
01224 519 | Spitfire Network Services Limited | 21/08/2006 |
01224 52 | BT | 15/07/1994 |
01224 530 | Vodafone Ltd (C&W) | 06/03/2019 |
01224 531 | Gamma Telecom Holdings Ltd | 27/04/2006 |
01224 532 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 533 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 534 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 535 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 536 | Gamma Telecom Holdings Ltd | 13/08/2013 |
01224 537 | iHub 2 Limited | 18/05/2016 |
01224 538 | Vodafone Ltd (C&W) | 28/10/2020 |
01224 539 | BT | 27/01/2015 |
01224 540 | BT | 30/01/2015 |
01224 541 | I.T Communications Limited | 18/03/2015 |
01224 542 | Ziron Limited | 07/08/2012 |
01224 543 | Magrathea Telecommunications Limited | 11/11/2009 |
01224 544 | I-NET COMMUNICATIONS GROUP PLC | 15/01/2010 |
01224 545 | Colt Technology Services | 31/10/2014 |
01224 546 | GCI Network Solutions Ltd | 19/04/2017 |
01224 547 | Sky UK Limited | 20/06/2013 |
01224 548 | Gamma Telecom Holdings Ltd | 18/01/2010 |
01224 549 | Vodafone Ltd (C&W) | 06/03/2019 |
01224 55 | Vodafone Ltd (C&W) | 31/07/2013 |
01224 56 | BT | 15/07/1994 |
01224 57 | BT | 15/07/1994 |
01224 58 | BT | 15/07/1994 |
01224 59 | BT | 15/07/1994 |
01224 600 | Buzz Networks Limited | 26/02/2010 |
01224 601 | ICC Networks Ltd | 10/03/2010 |
01224 602 | 8x8 UK Limited | 19/02/2010 |
01224 603 | Vodafone Ltd (C&W) | 06/03/2019 |
01224 605 | Liquid 11 Limited | 20/04/2010 |
01224 606 | Magrathea Telecommunications Limited | 09/09/2019 |
01224 607 | Numbergroup Utilities Ltd | 02/11/2010 |
01224 608 | Gamma Telecom Holdings Ltd | 22/07/2014 |
01224 609 | Calltracks Limited | 19/09/2013 |
01224 61 | BT | 15/07/1994 |
01224 62 | BT | 15/07/1994 |
01224 63 | BT | 15/07/1994 |
01224 64 | BT | 15/07/1994 |
01224 65 | BT | 26/06/1995 |
01224 66 | BT | 15/07/1994 |
01224 670 | Syntec Limited | 21/12/2004 |
01224 671 | Digital Space Group Limited | 12/04/2016 |
01224 672 | Six Degrees Technology Group Limited | 09/01/2020 |
01224 673 | VoiceHost Limited | 22/06/2010 |
01224 674 | Vodafone Ltd (C&W) | 18/06/2013 |
01224 675 | BT | 01/06/2002 |
01224 676 | Magrathea Telecommunications Limited | 24/09/2004 |
01224 677 | GCI Network Solutions Ltd | 01/06/2017 |
01224 678 | Tipicall Limited | 04/02/2015 |
01224 679 | Simwood eSMS Limited | 18/07/2006 |
01224 68 | BT | 15/07/1994 |
01224 69 | BT | 15/07/1994 |
01224 70 | BT | 15/07/1994 |
01224 71 | BT | 15/07/1994 |
01224 72 | BT | 15/07/1994 |
01224 73 | BT | 15/07/1994 |
01224 74 | BT | 15/07/1994 |
01224 75 | BT | 15/07/1994 |
01224 76 | BT | 08/06/1995 |
01224 77 | BT | 15/07/1994 |
01224 78 | BT | 15/07/1994 |
01224 79 | BT | 15/07/1994 |
01224 80 | BT | 15/07/1994 |
01224 81 | BT | 15/07/1994 |
01224 82 | BT | 15/07/1994 |
01224 83 | BT | 15/07/1994 |
01224 84 | Vodafone Ltd (C&W) | 31/07/2013 |
01224 85 | BT | 15/07/1994 |
01224 86 | BT | 15/07/1994 |
01224 87 | BT | 15/07/1994 |
01224 88 | Vodafone Ltd (C&W) | 31/07/2013 |
01224 89 | BT | 15/07/1994 |
01224 900 | Suretec Systems Ltd | 14/05/2010 |
01224 901 | Sky UK Limited | 21/06/2013 |
01224 902 | Core Telecom Limited | 05/08/2010 |
01224 904 | Verizon UK Limited | 10/08/2010 |
01224 905 | TalkTalk Communications Limited | 17/08/2010 |
01224 906 | Sky UK Limited | 21/06/2013 |
01224 907 | Gamma Telecom Holdings Ltd | 07/12/2010 |
01224 908 | Intrado Cloud Solutions Limited | 17/08/2010 |
01224 909 | Windsor Telecom Ltd | 19/07/2010 |
01224 911 | Sky UK Limited | 21/06/2013 |
01224 912 | TalkTalk Communications Limited | 14/04/2011 |
01224 913 | Sky UK Limited | 21/06/2013 |
01224 914 | Gamma Telecom Holdings Ltd | 27/06/2011 |
01224 915 | Numbers Plus Ltd | 28/07/2011 |
01224 916 | Vodafone Ltd (C&W) | 31/07/2013 |
01224 917 | TalkTalk Communications Limited | 30/08/2011 |
01224 918 | Orbtalk Limited | 15/09/2011 |
01224 919 | Sky UK Limited | 21/06/2013 |
01224 920 | Colt Technology Services | 21/10/2011 |
01224 921 | Internexus Networks Limited | 18/11/2011 |
01224 923 | Sky UK Limited | 21/06/2013 |
01224 925 | Gamma Telecom Holdings Ltd | 10/02/2012 |
01224 928 | DIDWW Ireland Limited | 18/11/2014 |
01224 929 | Invoco Ltd | 03/02/2015 |
01224 930 | TalkTalk Communications Limited | 22/03/2012 |
01224 931 | API Telecom Limited | 26/03/2012 |
01224 932 | Sky UK Limited | 21/06/2013 |
01224 933 | Suretec Systems Ltd | 16/04/2012 |
01224 934 | Verizon UK Limited | 19/07/2012 |
01224 935 | Sky UK Limited | 21/06/2013 |
01224 936 | Hello Telecom (UK) Limited | 25/07/2012 |
01224 937 | Gamma Telecom Holdings Ltd | 09/05/2012 |
01224 938 | TalkTalk Communications Limited | 26/07/2012 |
01224 939 | IOVOX Limited | 03/04/2012 |
01224 940 | Verizon UK Limited | 18/11/2014 |
01224 942 | Pure-IP Limited | 24/01/2017 |
01224 943 | Sky UK Limited | 21/06/2013 |
01224 944 | Gamma Telecom Holdings Ltd | 07/12/2012 |
01224 945 | Gamma Telecom Holdings Ltd | 07/12/2012 |
01224 946 | Magrathea Telecommunications Limited | 18/12/2012 |
01224 947 | Affiniti Integrated Solutions Limited | 26/11/2012 |
01224 948 | Media Hawk Ltd | 10/04/2013 |
01224 949 | Sky UK Limited | 21/06/2013 |
01224 950 | Sky UK Limited | 21/06/2013 |
01224 951 | Sky UK Limited | 20/06/2013 |
01224 952 | IOVOX Limited | 26/02/2015 |
01224 953 | Kalnet4U Ltd | 08/05/2013 |
01224 954 | TalkTalk Communications Limited | 16/10/2012 |
01224 955 | Pure-IP Limited | 24/01/2017 |
01224 956 | Sky UK Limited | 20/06/2013 |
01224 957 | BT | 15/11/2012 |
01224 958 | Sky UK Limited | 20/06/2013 |
01224 959 | BT | 15/11/2012 |
01224 960 | Content Guru Limited | 29/08/2013 |
01224 961 | BT | 23/09/2013 |
01224 962 | Sky UK Limited | 16/10/2013 |
01224 963 | WIGHTFIBRE LIMITED | 24/09/2013 |
01224 964 | Sky UK Limited | 16/10/2013 |
01224 965 | Fluency Communications Ltd | 07/10/2013 |
01224 966 | Sky UK Limited | 16/10/2013 |
01224 967 | Sky UK Limited | 16/10/2013 |
01224 968 | Magrathea Telecommunications Limited | 21/10/2013 |
01224 969 | TalkTalk Communications Limited | 19/08/2013 |
01224 970 | TalkTalk Communications Limited | 11/11/2013 |
01224 971 | Verizon UK Limited | 19/02/2014 |
01224 972 | Redwood Technologies Ltd | 15/11/2018 |
01224 973 | Gamma Telecom Holdings Ltd | 17/03/2014 |
01224 974 | Gamma Telecom Holdings Ltd | 12/12/2013 |
01224 975 | Gamma Telecom Holdings Ltd | 30/03/2015 |
01224 976 | Colt Technology Services | 02/08/2017 |
01224 977 | TalkTalk Communications Limited | 12/09/2017 |
01224 978 | Gamma Telecom Holdings Ltd | 20/09/2017 |
01224 979 | Invosys Limited | 23/08/2017 |
01224 980 | Voxbone SA | 12/05/2014 |
01224 981 | TalkTalk Communications Limited | 04/07/2014 |
01224 982 | BT | 29/04/2014 |
01224 983 | BT | 29/04/2014 |
01224 984 | Voiceflex Limited | 26/02/2015 |
01224 987 | Suretec Systems Ltd | 30/07/2014 |