01506 120 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 121 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 122 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 123 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 124 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 125 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 126 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 127 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 128 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 129 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 16 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 20 | Virgin Media Limited | 17/03/2016 |
01506 22 | TelNG Limited | 27/02/2007 |
01506 237 | TalkTalk Communications Limited | 19/01/2012 |
01506 238 | TalkTalk Communications Limited | 19/01/2012 |
01506 239 | TalkTalk Communications Limited | 19/01/2012 |
01506 240 | Localphone Limited | 04/05/2007 |
01506 241 | (AQ) LIMITED | 19/10/2011 |
01506 242 | Voiceflex Limited | 27/09/2007 |
01506 243 | AQL Wholesale Ltd | 04/01/2008 |
01506 245 | Digital Space Group Limited | 01/05/2008 |
01506 246 | VoIP-Un Limited | 30/10/2007 |
01506 247 | Digital Space Group Limited | 15/03/2016 |
01506 248 | Voxbone SA | 21/01/2008 |
01506 249 | Nationwide Telephone Assistance Ltd | 01/10/2007 |
01506 250 | Telecom2 Limited | 11/09/2009 |
01506 251 | Nodemax Limited | 07/07/2008 |
01506 252 | Net-Work Internet Ltd | 21/07/2008 |
01506 253 | TalkTalk Communications Limited | 12/02/2013 |
01506 256 | Solutios Limited | 27/10/2008 |
01506 257 | Invade International Ltd | 12/01/2016 |
01506 258 | CFL Communications Ltd | 13/07/2009 |
01506 259 | Telecoms World PLC | 14/04/2009 |
01506 26 | TTNC Limited | 11/11/2013 |
01506 277 | Spitfire Network Services Limited | 10/11/2011 |
01506 280 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 281 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 282 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 283 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 284 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 285 | IPV6 Limited | 06/02/2009 |
01506 286 | Andrews & Arnold (Numbers) Ltd | 13/03/2009 |
01506 287 | Vectone Mobile Limited | 29/06/2009 |
01506 288 | Mars Communications Limited | 03/02/2009 |
01506 291 | Nexus Telecommunications Limited | 28/09/2009 |
01506 292 | GCI Network Solutions Ltd | 25/04/2017 |
01506 293 | Atomstream Limited | 23/03/2010 |
01506 294 | Suretec Systems Ltd | 06/05/2010 |
01506 295 | GTT-EMEA LTD | 14/10/2021 |
01506 296 | Digitech Solutions Global Limited | 27/04/2010 |
01506 297 | Calltracks Limited | 20/09/2013 |
01506 298 | Windsor Telecom Ltd | 21/07/2010 |
01506 300 | Inet Telecoms Ltd (Voipfone) | 19/08/2010 |
01506 301 | Numbergroup Utilities Ltd | 02/12/2010 |
01506 303 | VoiceHost Limited | 05/10/2010 |
01506 304 | Telephone Box Limited | 10/12/2010 |
01506 306 | Invosys Limited | 04/01/2012 |
01506 307 | Nexbridge Communications Limited | 07/03/2012 |
01506 309 | IP Wholesale Limited | 01/06/2017 |
01506 310 | Numbers Plus Ltd | 28/07/2011 |
01506 311 | Orbtalk Limited | 19/09/2011 |
01506 313 | Invoco Ltd | 26/09/2011 |
01506 314 | Hello Telecom (UK) Limited | 11/11/2011 |
01506 315 | Internexus Networks Limited | 21/11/2011 |
01506 317 | Bicom Systems EURL | 05/03/2012 |
01506 318 | API Telecom Limited | 30/03/2012 |
01506 319 | ICC Networks Ltd | 17/04/2012 |
01506 320 | Ziron Limited | 30/07/2012 |
01506 321 | IOVOX Limited | 03/07/2012 |
01506 323 | Content Guru Limited | 15/10/2012 |
01506 324 | TalkTalk Communications Limited | 16/10/2012 |
01506 325 | Sky UK Limited | 05/07/2013 |
01506 326 | Minotaur Telecom Limited | 04/02/2013 |
01506 327 | Sky UK Limited | 05/07/2013 |
01506 328 | Intrado Cloud Solutions Limited | 15/01/2013 |
01506 329 | Media Hawk Ltd | 11/04/2013 |
01506 330 | iHub 2 Limited | 18/05/2016 |
01506 331 | Fluency Communications Ltd | 07/10/2013 |
01506 332 | Kalnet4U Ltd | 22/05/2013 |
01506 333 | Simwood eSMS Limited | 05/04/2013 |
01506 334 | I-NET COMMUNICATIONS GROUP PLC | 25/06/2013 |
01506 335 | Redwood Technologies Ltd | 15/11/2018 |
01506 336 | Sky UK Limited | 24/06/2014 |
01506 337 | Sky UK Limited | 15/08/2013 |
01506 338 | Liquid 11 Limited | 13/06/2013 |
01506 339 | XoverX Ltd | 01/05/2013 |
01506 340 | TalkTalk Communications Limited | 09/09/2014 |
01506 341 | Sky UK Limited | 19/05/2015 |
01506 342 | Colt Technology Services | 27/04/2015 |
01506 343 | Colt Technology Services | 01/08/2014 |
01506 344 | Resilient PLC | 14/05/2014 |
01506 345 | Affiniti Integrated Solutions Limited | 09/02/2015 |
01506 346 | YayYay Limited | 23/04/2015 |
01506 347 | M247 Ltd | 29/05/2015 |
01506 348 | Sky UK Limited | 19/10/2015 |
01506 350 | I.T Communications Limited | 20/11/2015 |
01506 351 | Sky UK Limited | 19/10/2015 |
01506 353 | Gamma Telecom Holdings Ltd | 04/07/2016 |
01506 354 | IOVOX Limited | 23/12/2016 |
01506 355 | Adepteo Limited | 17/01/2017 |
01506 356 | Number Services Ltd. | 22/11/2018 |
01506 357 | TalkTalk Communications Limited | 02/08/2017 |
01506 358 | Entanet International Ltd | 12/12/2017 |
01506 359 | 24 SEVEN CLOUD COMMUNICATIONS LTD | 13/01/2020 |
01506 360 | Zapappi Ltd | 05/01/2018 |
01506 361 | DIDWW Ireland Limited | 27/01/2020 |
01506 362 | Dial 9 Communications Limited | 25/10/2019 |
01506 363 | Club Communications Ltd | 31/07/2018 |
01506 364 | Colt Technology Services | 10/08/2020 |
01506 365 | IP Voice Networks Ltd | 20/09/2017 |
01506 366 | Fuse 2 Communications Ltd | 03/07/2017 |
01506 367 | VOXYONDER NETWORK SERVICES UK LTD | 10/09/2020 |
01506 368 | Sky UK Limited | 08/09/2020 |
01506 369 | Sky UK Limited | 18/06/2021 |
01506 370 | Orange Business Holdings UK Limited | 01/04/2020 |
01506 371 | BT | 28/04/2020 |
01506 372 | SiPalto Ltd | 06/07/2020 |
01506 373 | Mi Telecom Limited | 03/07/2020 |
01506 374 | BT | 25/11/2020 |
01506 375 | Belgacom International Carrier Services SA | 20/08/2021 |
01506 376 | Gamma Telecom Holdings Ltd | 22/09/2021 |
01506 377 | ICUK Computing Services Limited | 17/06/2020 |
01506 378 | Lanonyx Telecom Limited | 10/08/2021 |
01506 379 | Gamma Telecom Holdings Ltd | 31/03/2021 |
01506 40 | BT | 15/07/1994 |
01506 41 | BT | 15/07/1994 |
01506 42 | BT | 15/07/1994 |
01506 43 | BT | 21/03/1995 |
01506 44 | BT | 15/07/1994 |
01506 45 | Redcentric Solutions Limited | 05/06/2015 |
01506 46 | BT | 15/07/1994 |
01506 47 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 48 | BT | 15/07/1994 |
01506 49 | Virgin Media Limited | 17/03/2016 |
01506 50 | Virgin Media Limited | 17/03/2016 |
01506 51 | Virgin Media Limited | 17/03/2016 |
01506 52 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 53 | Gamma Telecom Holdings Ltd | 11/03/2005 |
01506 540 | Linear Telecoms Limited | 12/10/2010 |
01506 55 | Affiniti Integrated Solutions Limited | 17/06/2004 |
01506 560 | Virgin Media Limited | 29/06/2012 |
01506 561 | Virgin Media Limited | 29/06/2012 |
01506 562 | Virgin Media Limited | 29/06/2012 |
01506 563 | Virgin Media Limited | 29/06/2012 |
01506 564 | Virgin Media Limited | 29/06/2012 |
01506 57 | Syntec Limited | 07/12/2005 |
01506 58 | BT | 15/07/1994 |
01506 59 | BT | 15/07/1994 |
01506 60 | Vodafone Ltd (C&W) | 07/12/2020 |
01506 61 | TGL Services (UK) Ltd | 02/02/2015 |
01506 620 | Digitech Solutions Global Limited | 22/06/2012 |
01506 63 | BT | 15/07/1994 |
01506 65 | BT | 21/03/1995 |
01506 66 | Magrathea Telecommunications Limited | 24/09/2004 |
01506 67 | BT | 15/07/1994 |
01506 68 | GCI Network Solutions Ltd | 02/05/2017 |
01506 69 | Vodafone Ltd (Energis) | 26/05/2006 |
01506 70 | Vodafone Ltd (Thus) | 12/01/2012 |
01506 71 | FleXtel Limited | 21/10/2005 |
01506 720 | Inclarity Communications Limited | 08/11/2012 |
01506 721 | Inclarity Communications Limited | 08/11/2012 |
01506 722 | Inclarity Communications Limited | 08/11/2012 |
01506 725 | Inclarity Communications Limited | 08/11/2012 |
01506 734 | Six Degrees Technology Group Limited | 13/01/2020 |
01506 750 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 751 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 752 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 753 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 754 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 755 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 756 | Vodafone Ltd (C&W) | 04/09/2013 |
01506 77 | BT | 12/10/1995 |
01506 78 | Served Up Limited | 27/05/2008 |
01506 79 | Sky UK Limited | 05/07/2013 |
01506 80 | Barritel Limited | 21/08/2006 |
01506 81 | BT | 15/07/1994 |
01506 82 | BT | 15/07/1994 |
01506 83 | BT | 15/07/1994 |
01506 84 | BT | 15/07/1994 |
01506 85 | BT | 15/07/1994 |
01506 86 | BT | 15/07/1994 |
01506 87 | BT | 15/07/1994 |
01506 88 | BT | 15/07/1994 |
01506 89 | BT | 15/07/1994 |