01522 00 | Virgin Media Limited | 09/01/2001 |
01522 201 | Virgin Media Limited | 27/06/2012 |
01522 202 | Virgin Media Limited | 27/06/2012 |
01522 203 | Virgin Media Limited | 27/06/2012 |
01522 209 | Virgin Media Limited | 27/06/2012 |
01522 210 | TalkTalk Communications Limited | 22/03/2019 |
01522 211 | Sky UK Limited | 14/06/2019 |
01522 212 | BT | 16/08/2019 |
01522 213 | Colt Technology Services | 16/01/2020 |
01522 214 | Gamma Telecom Holdings Ltd | 04/01/2019 |
01522 215 | Dial 9 Communications Limited | 25/10/2019 |
01522 216 | ICUK Computing Services Limited | 20/09/2019 |
01522 217 | BT | 28/04/2020 |
01522 218 | SiPalto Ltd | 03/12/2019 |
01522 219 | TELNYX UK LIMITED | 07/05/2020 |
01522 22 | Commi Holdings Limited | 21/11/2016 |
01522 23 | TelNG Limited | 27/02/2007 |
01522 240 | Localphone Limited | 04/05/2007 |
01522 241 | (AQ) LIMITED | 19/10/2011 |
01522 243 | Voiceflex Limited | 26/09/2007 |
01522 244 | TalkTalk Communications Limited | 07/08/2007 |
01522 245 | VoIP-Un Limited | 31/10/2007 |
01522 246 | AQL Wholesale Ltd | 04/01/2008 |
01522 247 | Digital Space Group Limited | 15/03/2016 |
01522 248 | Digital Space Group Limited | 01/05/2008 |
01522 249 | Nationwide Telephone Assistance Ltd | 02/10/2007 |
01522 250 | Telecom2 Limited | 10/09/2009 |
01522 251 | Nodemax Limited | 17/07/2008 |
01522 252 | Net-Work Internet Ltd | 09/06/2008 |
01522 253 | Inet Telecoms Ltd (Voipfone) | 24/09/2008 |
01522 254 | Voxbone SA | 23/09/2008 |
01522 255 | TalkTalk Communications Limited | 12/02/2013 |
01522 258 | Solutios Limited | 27/10/2008 |
01522 259 | Chess Limited | 06/04/2018 |
01522 260 | Mars Communications Limited | 05/02/2009 |
01522 261 | IPV6 Limited | 06/02/2009 |
01522 262 | TalkTalk Communications Limited | 25/02/2009 |
01522 263 | I-NET COMMUNICATIONS GROUP PLC | 12/03/2009 |
01522 264 | Telecoms World PLC | 15/04/2009 |
01522 265 | Andrews & Arnold (Numbers) Ltd | 13/03/2009 |
01522 266 | Vectone Mobile Limited | 01/07/2009 |
01522 267 | CFL Communications Ltd | 13/07/2009 |
01522 269 | Nexus Telecommunications Limited | 28/09/2009 |
01522 270 | Optify Mediaforce Limited | 13/05/2009 |
01522 271 | GCI Network Solutions Ltd | 25/04/2017 |
01522 272 | WIGHTFIBRE LIMITED | 19/01/2010 |
01522 274 | TalkTalk Communications Limited | 16/02/2010 |
01522 275 | Buzz Networks Limited | 26/02/2010 |
01522 276 | Atomstream Limited | 23/03/2010 |
01522 277 | Digitech Solutions Global Limited | 27/04/2010 |
01522 278 | Suretec Systems Ltd | 06/05/2010 |
01522 279 | Sky UK Limited | 08/07/2013 |
01522 280 | Calltracks Limited | 20/09/2013 |
01522 281 | Intrado Cloud Solutions Limited | 02/08/2010 |
01522 282 | Numbergroup Utilities Ltd | 02/11/2010 |
01522 283 | Telappliant Ltd | 16/06/2010 |
01522 284 | Windsor Telecom Ltd | 21/07/2010 |
01522 285 | Core Telecom Limited | 06/08/2010 |
01522 286 | Telephone Box Limited | 10/12/2010 |
01522 287 | VoiceHost Limited | 05/10/2010 |
01522 289 | Phone Co-Op Numbering Limited | 22/12/2010 |
01522 299 | Resilient PLC | 12/09/2011 |
01522 30 | Gamma Telecom Holdings Ltd | 05/04/2004 |
01522 31 | Redcentric Solutions Limited | 05/06/2015 |
01522 32 | Vodafone Ltd (Energis) | 26/05/2006 |
01522 34 | BT | 26/01/1995 |
01522 35 | TGL Services (UK) Ltd | 02/02/2015 |
01522 37 | GCI Network Solutions Ltd | 02/05/2017 |
01522 380 | Linear Telecoms Limited | 12/10/2010 |
01522 381 | Nexbridge Communications Limited | 07/03/2012 |
01522 382 | Numbers Plus Ltd | 28/07/2011 |
01522 383 | Minotaur Telecom Limited | 01/02/2013 |
01522 385 | Internexus Networks Limited | 21/11/2011 |
01522 387 | Invoco Ltd | 26/09/2011 |
01522 388 | Orbtalk Limited | 11/07/2011 |
01522 389 | Sky UK Limited | 08/07/2013 |
01522 390 | API Telecom Limited | 30/03/2012 |
01522 391 | ICC Networks Ltd | 17/04/2012 |
01522 392 | Orange Business Holdings UK Limited | 19/07/2012 |
01522 393 | Hello Telecom (UK) Limited | 20/07/2012 |
01522 394 | TalkTalk Communications Limited | 26/07/2012 |
01522 395 | Ziron Limited | 30/07/2012 |
01522 396 | Simwood eSMS Limited | 01/05/2012 |
01522 397 | IOVOX Limited | 03/07/2012 |
01522 398 | Sky UK Limited | 08/07/2013 |
01522 401 | Invosys Limited | 11/04/2012 |
01522 402 | Sky UK Limited | 08/07/2013 |
01522 403 | 24 SEVEN CLOUD COMMUNICATIONS LTD | 30/09/2019 |
01522 404 | IP Wholesale Limited | 01/06/2017 |
01522 405 | Colt Technology Services | 14/12/2011 |
01522 407 | Tuxtel Ltd | 21/12/2011 |
01522 408 | Citrus Telecommunications Ltd | 28/02/2012 |
01522 409 | Bicom Systems EURL | 05/03/2012 |
01522 410 | Sky UK Limited | 08/07/2013 |
01522 411 | Media Hawk Ltd | 19/04/2013 |
01522 412 | Kalnet4U Ltd | 23/05/2013 |
01522 413 | Sky UK Limited | 17/07/2013 |
01522 415 | Sky UK Limited | 17/07/2013 |
01522 416 | Content Guru Limited | 29/08/2013 |
01522 417 | iHub 2 Limited | 18/05/2016 |
01522 418 | Redwood Technologies Ltd | 15/11/2018 |
01522 419 | XoverX Ltd | 30/04/2013 |
01522 420 | Vonage Limited | 23/01/2015 |
01522 421 | BT | 03/04/2014 |
01522 422 | Sky UK Limited | 18/02/2015 |
01522 423 | M247 Ltd | 18/05/2015 |
01522 424 | YayYay Limited | 24/04/2015 |
01522 425 | TalkTalk Communications Limited | 31/07/2014 |
01522 426 | Sky UK Limited | 07/09/2015 |
01522 427 | NFON UK Ltd | 29/04/2016 |
01522 429 | Alnitak GmbH | 31/08/2016 |
01522 430 | I.T Communications Limited | 21/03/2016 |
01522 431 | Belgacom International Carrier Services SA | 20/06/2016 |
01522 432 | Sky UK Limited | 10/06/2016 |
01522 435 | Adepteo Limited | 17/01/2017 |
01522 436 | Number Services Ltd. | 22/11/2018 |
01522 437 | Gamma Telecom Holdings Ltd | 11/11/2016 |
01522 438 | Fuse 2 Communications Ltd | 03/07/2017 |
01522 439 | Calltracks Limited | 23/08/2017 |
01522 440 | Gamma Telecom Holdings Ltd | 07/09/2017 |
01522 441 | TalkTalk Communications Limited | 23/10/2017 |
01522 442 | Colt Technology Services | 06/10/2017 |
01522 443 | Entanet International Ltd | 12/12/2017 |
01522 444 | IP Voice Networks Ltd | 20/09/2017 |
01522 445 | Media Hawk Ltd | 02/10/2018 |
01522 446 | Club Communications Ltd | 31/07/2018 |
01522 447 | DIDWW Ireland Limited | 15/10/2018 |
01522 448 | Zapappi Ltd | 05/01/2018 |
01522 449 | Gamma Telecom Holdings Ltd | 01/08/2019 |
01522 450 | VOXYONDER NETWORK SERVICES UK LTD | 28/08/2020 |
01522 451 | Sky UK Limited | 12/03/2021 |
01522 454 | BT | 12/04/2021 |
01522 455 | Mi Telecom Limited | 03/07/2020 |
01522 456 | Colt Technology Services | 28/01/2021 |
01522 457 | Gamma Telecom Holdings Ltd | 08/07/2020 |
01522 458 | Gamma Telecom Holdings Ltd | 02/03/2021 |
01522 459 | Gamma Telecom Holdings Ltd | 12/10/2020 |
01522 460 | Lanonyx Telecom Limited | 10/08/2021 |
01522 463 | Hyperoptic Ltd | 13/09/2021 |
01522 464 | KCOM Group Limited | 27/05/2021 |
01522 50 | BT | 15/07/1994 |
01522 51 | BT | 15/07/1994 |
01522 52 | BT | 15/07/1994 |
01522 53 | BT | 15/07/1994 |
01522 54 | BT | 15/07/1994 |
01522 55 | BT | 15/07/1994 |
01522 56 | BT | 15/07/1994 |
01522 57 | BT | 15/07/1994 |
01522 58 | BT | 15/07/1994 |
01522 59 | BT | 15/07/1994 |
01522 60 | Verizon UK Limited | 07/09/2004 |
01522 61 | IV Response Limited | 25/07/2005 |
01522 62 | TTNC Limited | 11/11/2013 |
01522 640 | Vodafone Ltd (C&W) | 05/09/2013 |
01522 641 | Vodafone Ltd (C&W) | 05/09/2013 |
01522 642 | Vodafone Ltd (C&W) | 05/09/2013 |
01522 643 | Vodafone Ltd (C&W) | 05/09/2013 |
01522 644 | Vodafone Ltd (C&W) | 05/09/2013 |
01522 645 | Vodafone Ltd (C&W) | 05/09/2013 |
01522 646 | Vodafone Ltd (C&W) | 05/09/2013 |
01522 65 | Invade International Ltd | 20/01/2016 |
01522 660 | Lumen Technologies UK Limited | 25/07/2011 |
01522 663 | Lumen Technologies UK Limited | 25/07/2011 |
01522 666 | Lumen Technologies UK Limited | 25/07/2011 |
01522 668 | Lumen Technologies UK Limited | 25/07/2011 |
01522 669 | Lumen Technologies UK Limited | 25/07/2011 |
01522 670 | Vodafone Ltd (Thus) | 13/01/2012 |
01522 671 | Vodafone Ltd (Thus) | 13/01/2012 |
01522 672 | Vodafone Ltd (Thus) | 13/01/2012 |
01522 673 | Vodafone Ltd (Thus) | 13/01/2012 |
01522 674 | Vodafone Ltd (Thus) | 13/01/2012 |
01522 678 | Vodafone Ltd (Thus) | 13/01/2012 |
01522 679 | Vodafone Ltd (Thus) | 13/01/2012 |
01522 68 | BT | 15/07/1994 |
01522 69 | BT | 15/07/1994 |
01522 70 | BT | 15/07/1994 |
01522 710 | Magrathea Telecommunications Limited | 17/11/2011 |
01522 711 | Magrathea Telecommunications Limited | 17/11/2011 |
01522 712 | Magrathea Telecommunications Limited | 17/11/2011 |
01522 716 | Magrathea Telecommunications Limited | 17/11/2011 |
01522 717 | Magrathea Telecommunications Limited | 17/11/2011 |
01522 718 | Magrathea Telecommunications Limited | 17/11/2011 |
01522 719 | Magrathea Telecommunications Limited | 17/11/2011 |
01522 72 | BT | 15/07/1994 |
01522 73 | BT | 15/07/1994 |
01522 74 | FleXtel Limited | 21/10/2005 |
01522 75 | BT | 15/07/1994 |
01522 77 | BT | 15/07/1994 |
01522 78 | BT | 15/07/1994 |
01522 79 | BT | 15/07/1994 |
01522 80 | Virgin Media Limited | 15/12/1997 |
01522 81 | BT | 15/07/1994 |
01522 82 | Virgin Media Limited | 19/05/1997 |
01522 83 | Virgin Media Limited | 04/01/2001 |
01522 84 | Affiniti Integrated Solutions Limited | 01/03/2001 |
01522 85 | Virgin Media Limited | 21/10/1999 |
01522 86 | BT | 15/07/1994 |
01522 87 | Virgin Media Limited | 18/10/1994 |
01522 88 | Virgin Media Limited | 15/07/1994 |
01522 89 | Vodafone Ltd (C&W) | 05/09/2013 |
01522 904 | Six Degrees Technology Group Limited | 03/04/2020 |
01522 91 | Syntec Limited | 07/12/2005 |
01522 925 | GTT-EMEA LTD | 14/10/2021 |
01522 926 | GTT-EMEA LTD | 14/10/2021 |
01522 927 | GTT-EMEA LTD | 14/10/2021 |
01522 930 | Inclarity Communications Limited | 25/02/2013 |
01522 931 | Inclarity Communications Limited | 25/02/2013 |
01522 932 | Inclarity Communications Limited | 08/11/2012 |
01522 935 | Inclarity Communications Limited | 25/02/2013 |
01522 946 | Virgin Media Limited | 27/06/2012 |
01522 947 | Virgin Media Limited | 27/06/2012 |
01522 948 | Virgin Media Limited | 27/06/2012 |
01522 949 | Virgin Media Limited | 27/06/2012 |
01522 955 | Served Up Limited | 01/03/2013 |
01522 956 | Served Up Limited | 01/03/2013 |
01522 963 | Digital Space Group Limited | 12/04/2016 |
01522 97 | Barritel Limited | 15/08/2006 |
01522 987 | Spitfire Network Services Limited | 21/07/2011 |