This page contains information about which telephone companies the various 01279 numbers are allocated to.
| First Digits | Status | Communications Provider | Number Length | Notes | Change |
|---|---|---|---|---|---|
| 01279 00 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 01 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 02 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 03 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 04 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 05 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 06 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 07 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 08 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 09 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 10 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 11 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 12 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 13 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 14 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 15 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 16 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 17 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 18 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 19 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01279 20 | Allocated | Vodafone Ltd (Energis) | 4+6 | - | 26/05/2006 |
| 01279 21 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 05/04/2004 |
| 01279 220 | Protected | - | 4+6 | - | - |
| 01279 221 | Protected | - | 4+6 | - | - |
| 01279 222 | Protected | - | 4+6 | - | - |
| 01279 223 | Protected | - | 4+6 | - | - |
| 01279 224 | Protected | - | 4+6 | - | - |
| 01279 225 | Protected | - | 4+6 | - | - |
| 01279 226 | Protected | - | 4+6 | - | - |
| 01279 227 | Protected | - | 4+6 | - | - |
| 01279 228 | Allocated | Virgin Media Limited | 4+6 | - | 23/07/1996 |
| 01279 229 | Allocated | Virgin Media Limited | 4+6 | - | 23/07/1996 |
| 01279 230 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 08/09/2003 |
| 01279 231 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 08/09/2003 |
| 01279 232 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 08/09/2003 |
| 01279 233 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 08/09/2003 |
| 01279 234 | Protected | - | 4+6 | - | - |
| 01279 235 | Protected | - | 4+6 | - | - |
| 01279 236 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 08/09/2003 |
| 01279 237 | Protected | - | 4+6 | - | - |
| 01279 238 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 08/09/2003 |
| 01279 239 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 08/09/2003 |
| 01279 240 | Allocated | Linear Telecoms Limited | 4+6 | - | 06/10/2010 |
| 01279 241 | Allocated | Internexus Networks Limited | 4+6 | - | 21/11/2011 |
| 01279 242 | Allocated | Minotaur Telecom Limited | 4+6 | - | 24/11/2011 |
| 01279 243 | Allocated | API Telecom Limited | 4+6 | - | 26/03/2012 |
| 01279 244 | Allocated | ICC Networks Ltd | 4+6 | - | 13/04/2012 |
| 01279 245 | Allocated | Ziron (UK) Ltd | 4+6 | - | 30/07/2012 |
| 01279 246 | Allocated | IOVOX Limited | 4+6 | - | 02/07/2012 |
| 01279 247 | Allocated | We Love Communications Limited | 4+6 | - | 07/08/2012 |
| 01279 248 | Allocated | TalkTalk Communications Limited | 4+6 | - | 02/10/2012 |
| 01279 249 | Allocated | Bicom Systems EURL | 4+6 | - | 01/03/2012 |
| 01279 250 | Allocated | Six Degrees Unified Comms Limited | 4+6 | - | 18/07/2005 |
| 01279 251 | Protected | - | 4+6 | - | - |
| 01279 252 | Protected | - | 4+6 | - | - |
| 01279 253 | Protected | - | 4+6 | - | - |
| 01279 254 | Allocated | Six Degrees Unified Comms Limited | 4+6 | - | 18/07/2005 |
| 01279 255 | Protected | - | 4+6 | - | - |
| 01279 256 | Protected | - | 4+6 | - | - |
| 01279 257 | Protected | - | 4+6 | - | - |
| 01279 258 | Protected | - | 4+6 | - | - |
| 01279 259 | Protected | - | 4+6 | - | - |
| 01279 26 | Allocated | Telephony Services Limited | 4+6 | - | 01/11/2004 |
| 01279 27 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 04/02/2010 |
| 01279 280 | Protected | - | 4+6 | - | - |
| 01279 281 | Allocated | Daisy Communications Ltd | 4+6 | - | 13/11/2000 |
| 01279 282 | Allocated | Daisy Communications Ltd | 4+6 | - | 13/11/2000 |
| 01279 283 | Allocated | Daisy Communications Ltd | 4+6 | - | 13/11/2000 |
| 01279 284 | Protected | - | 4+6 | - | - |
| 01279 285 | Protected | - | 4+6 | - | - |
| 01279 286 | Protected | - | 4+6 | - | - |
| 01279 287 | Protected | - | 4+6 | - | - |
| 01279 288 | Protected | - | 4+6 | - | - |
| 01279 289 | Protected | - | 4+6 | - | - |
| 01279 290 | Allocated | Content Guru Ltd | 4+6 | - | 12/10/2012 |
| 01279 291 | Allocated | TalkTalk Communications Limited | 4+6 | - | 16/10/2012 |
| 01279 292 | Allocated | Media Hawk Ltd | 4+6 | - | 10/04/2013 |
| 01279 293 | Allocated | Kalnet4u Ltd | 4+6 | - | 10/05/2013 |
| 01279 294 | Allocated | Liquid 11 Limited | 4+6 | - | 13/06/2013 |
| 01279 295 | Allocated | Simwood eSMS Limited | 4+6 | - | 14/06/2013 |
| 01279 296 | Allocated | iHub UK Ltd | 4+6 | - | 15/08/2013 |
| 01279 297 | Allocated | COLT Technology Services | 4+6 | - | 12/09/2013 |
| 01279 298 | Allocated | XoverX Ltd | 4+6 | - | 01/05/2013 |
| 01279 299 | Allocated | Magnetic North Software Limited | 4+6 | - | 15/01/2013 |
| 01279 30 | Allocated | Virgin Media Limited | 4+6 | - | 13/09/1994 |
| 01279 31 | Allocated | Virgin Media Limited | 4+6 | - | 13/09/1994 |
| 01279 32 | Allocated | Virgin Media Limited | 4+6 | - | 12/06/1995 |
| 01279 330 | Allocated | Level 3 Communications UK Limited | 4+6 | - | 25/07/2011 |
| 01279 331 | Allocated | Level 3 Communications UK Limited | 4+6 | - | 25/07/2011 |
| 01279 332 | Protected | - | 4+6 | - | - |
| 01279 333 | Allocated | Level 3 Communications UK Limited | 4+6 | - | 25/07/2011 |
| 01279 334 | Allocated | Level 3 Communications UK Limited | 4+6 | - | 25/07/2011 |
| 01279 335 | Protected | - | 4+6 | - | - |
| 01279 336 | Allocated | Level 3 Communications UK Limited | 4+6 | - | 25/07/2011 |
| 01279 337 | Protected | - | 4+6 | - | - |
| 01279 338 | Allocated | Level 3 Communications UK Limited | 4+6 | - | 25/07/2011 |
| 01279 339 | Allocated | Level 3 Communications UK Limited | 4+6 | - | 25/07/2011 |
| 01279 34 | Allocated | InTechnology Plc | 4+6 | - | 07/06/2007 |
| 01279 350 | Allocated | Digitech Solutions Global Limited | 4+6 | - | 10/09/2010 |
| 01279 351 | Protected | - | 4+6 | - | - |
| 01279 352 | Protected | - | 4+6 | - | - |
| 01279 353 | Protected | - | 4+6 | - | - |
| 01279 354 | Protected | - | 4+6 | - | - |
| 01279 355 | Protected | - | 4+6 | - | - |
| 01279 356 | Protected | - | 4+6 | - | - |
| 01279 357 | Protected | - | 4+6 | - | - |
| 01279 358 | Protected | - | 4+6 | - | - |
| 01279 359 | Protected | - | 4+6 | - | - |
| 01279 36 | Allocated | TG Support Limited | 4+6 | - | 05/07/2006 |
| 01279 370 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 18/02/2010 |
| 01279 371 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 18/02/2010 |
| 01279 372 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 18/02/2010 |
| 01279 373 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 18/02/2010 |
| 01279 374 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 18/02/2010 |
| 01279 375 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 18/02/2010 |
| 01279 376 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 18/02/2010 |
| 01279 377 | Protected | - | 4+6 | - | - |
| 01279 378 | Protected | - | 4+6 | - | - |
| 01279 379 | Protected | - | 4+6 | - | - |
| 01279 38 | Allocated | Syntec Limited | 4+6 | - | 21/11/2005 |
| 01279 390 | Protected | - | 4+6 | - | - |
| 01279 391 | Protected | - | 4+6 | - | - |
| 01279 392 | Protected | - | 4+6 | - | - |
| 01279 393 | Allocated | Served Up Limited. | 4+6 | - | 15/05/2008 |
| 01279 394 | Allocated | Served Up Limited. | 4+6 | - | 15/05/2008 |
| 01279 395 | Protected | - | 4+6 | - | - |
| 01279 396 | Protected | - | 4+6 | - | - |
| 01279 397 | Protected | - | 4+6 | - | - |
| 01279 398 | Protected | - | 4+6 | - | - |
| 01279 399 | Protected | - | 4+6 | - | - |
| 01279 40 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 41 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 42 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 43 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 44 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 45 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 46 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 47 | Allocated | Citrus Telecommunications Ltd | 4+6 | - | 09/08/2005 |
| 01279 480 | Protected | - | 4+6 | - | - |
| 01279 481 | Protected | - | 4+6 | - | - |
| 01279 482 | Protected | - | 4+6 | - | - |
| 01279 483 | Protected | - | 4+6 | - | - |
| 01279 484 | Protected | - | 4+6 | - | - |
| 01279 485 | Protected | - | 4+6 | - | - |
| 01279 486 | Protected | - | 4+6 | - | - |
| 01279 487 | Protected | - | 4+6 | - | - |
| 01279 488 | Protected | - | 4+6 | - | - |
| 01279 489 | Protected | - | 4+6 | - | - |
| 01279 49 | Allocated | British Sky Broadcasting Limited | 4+6 | F-Digit '0,1,2,3,4' | 19/05/2006 |
| 01279 50 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 51 | Allocated | TTNC Limited | 4+6 | F-Digit 0,1,2,3,4,5,6,7,8,9 | 27/01/2006 |
| 01279 52 | Allocated | Danemere Street Creative | 4+6 | F-Digit '2' | 30/06/2006 |
| 01279 530 | Protected | - | 4+6 | - | - |
| 01279 531 | Protected | - | 4+6 | - | - |
| 01279 532 | Protected | - | 4+6 | - | - |
| 01279 533 | Protected | - | 4+6 | - | - |
| 01279 534 | Protected | - | 4+6 | - | - |
| 01279 535 | Protected | - | 4+6 | - | - |
| 01279 536 | Protected | - | 4+6 | - | - |
| 01279 537 | Protected | - | 4+6 | - | - |
| 01279 538 | Protected | - | 4+6 | - | - |
| 01279 539 | Protected | - | 4+6 | - | - |
| 01279 54 | Allocated | Net Solutions Europe Limited | 4+6 | F-Digit '4' | 30/12/2005 |
| 01279 55 | Allocated | Edge Telecom Limited | 4+6 | - | 22/02/2005 |
| 01279 56 | Allocated | Easynet Enterprise Services Limited | 4+6 | - | 01/08/2005 |
| 01279 57 | Allocated | FleXtel Limited | 4+6 | - | 20/10/2005 |
| 01279 58 | Allocated | TelNG Limited | 4+6 | F-Digit '2' | 26/02/2007 |
| 01279 590 | Allocated | Inclarity Communications Ltd | 4+6 | - | 03/12/2010 |
| 01279 591 | Allocated | Inclarity Communications Ltd | 4+6 | - | 03/12/2010 |
| 01279 592 | Allocated | Inclarity Communications Ltd | 4+6 | - | 03/12/2010 |
| 01279 593 | Protected | - | 4+6 | - | - |
| 01279 594 | Protected | - | 4+6 | - | - |
| 01279 595 | Allocated | Inclarity Communications Ltd | 4+6 | - | 03/12/2010 |
| 01279 596 | Protected | - | 4+6 | - | - |
| 01279 597 | Protected | - | 4+6 | - | - |
| 01279 598 | Protected | - | 4+6 | - | - |
| 01279 599 | Protected | - | 4+6 | - | - |
| 01279 60 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 61 | Allocated | Localphone Limited | 4+6 | F-Digit '0' | 24/04/2007 |
| 01279 62 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 63 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 64 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 65 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 66 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 670 | Protected | - | 4+6 | - | - |
| 01279 671 | Protected | - | 4+6 | - | - |
| 01279 672 | Protected | - | 4+6 | - | - |
| 01279 673 | Protected | - | 4+6 | - | - |
| 01279 674 | Protected | - | 4+6 | - | - |
| 01279 675 | Protected | - | 4+6 | - | - |
| 01279 676 | Protected | - | 4+6 | - | - |
| 01279 677 | Allocated | Spitfire Network Services Ltd | 4+6 | - | 21/07/2011 |
| 01279 678 | Protected | - | 4+6 | - | - |
| 01279 679 | Protected | - | 4+6 | - | - |
| 01279 68 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 69 | Allocated | BT | 4+6 | - | 25/05/1995 |
| 01279 700 | Allocated | Teledesign Ltd | 4+6 | - | 16/05/2007 |
| 01279 701 | Allocated | Frontier Systems Ltd | 4+6 | - | 04/09/2007 |
| 01279 702 | Allocated | (aq) Limited trading as aql | 4+6 | - | 19/10/2011 |
| 01279 703 | Allocated | Nationwide Telephone Assistance Ltd | 4+6 | - | 14/07/2008 |
| 01279 704 | Allocated | Voxbone SA | 4+6 | - | 17/12/2007 |
| 01279 705 | Allocated | Premium O Limited | 4+6 | - | 31/12/2007 |
| 01279 706 | Allocated | Telecom2 Ltd | 4+6 | - | 10/09/2009 |
| 01279 707 | Allocated | Starcomm Ltd | 4+6 | - | 22/05/2007 |
| 01279 708 | Allocated | Timico Limited | 4+6 | - | 30/11/2007 |
| 01279 709 | Allocated | VoIP-Un Limited | 4+6 | - | 26/10/2007 |
| 01279 71 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 72 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 73 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 740 | Protected | - | 4+6 | - | - |
| 01279 741 | Protected | - | 4+6 | - | - |
| 01279 742 | Protected | - | 4+6 | - | - |
| 01279 743 | Protected | - | 4+6 | - | - |
| 01279 744 | Protected | - | 4+6 | - | - |
| 01279 745 | Protected | - | 4+6 | - | - |
| 01279 746 | Protected | - | 4+6 | - | - |
| 01279 747 | Protected | - | 4+6 | - | - |
| 01279 748 | Protected | - | 4+6 | - | - |
| 01279 749 | Protected | - | 4+6 | - | - |
| 01279 75 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 760 | Allocated | Resilient Networks Plc | 4+6 | - | 09/09/2011 |
| 01279 761 | Protected | - | 4+6 | - | - |
| 01279 762 | Protected | - | 4+6 | - | - |
| 01279 763 | Protected | - | 4+6 | - | - |
| 01279 764 | Protected | - | 4+6 | - | - |
| 01279 765 | Protected | - | 4+6 | - | - |
| 01279 766 | Protected | - | 4+6 | - | - |
| 01279 767 | Protected | - | 4+6 | - | - |
| 01279 768 | Protected | - | 4+6 | - | - |
| 01279 769 | Allocated | Resilient Networks Plc | 4+6 | - | 09/09/2011 |
| 01279 77 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 78 | Allocated | BT | 4+6 | - | 07/09/2000 |
| 01279 79 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 800 | Allocated | VoiceHost Limited | 4+6 | - | 22/06/2010 |
| 01279 801 | Protected | - | 4+6 | - | - |
| 01279 802 | Protected | - | 4+6 | - | - |
| 01279 803 | Protected | - | 4+6 | - | - |
| 01279 804 | Protected | - | 4+6 | - | - |
| 01279 805 | Protected | - | 4+6 | - | - |
| 01279 806 | Protected | - | 4+6 | - | - |
| 01279 807 | Protected | - | 4+6 | - | - |
| 01279 808 | Allocated | VoiceHost Limited | 4+6 | - | 22/06/2010 |
| 01279 809 | Protected | - | 4+6 | - | - |
| 01279 81 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 82 | Allocated | Vodafone Ltd (C&W) | 4+6 | - | 04/02/2010 |
| 01279 83 | Allocated | Virgin Media Limited | 4+6 | - | 15/07/1994 |
| 01279 84 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 85 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 86 | Allocated | Virgin Media Limited | 4+6 | - | 15/07/1994 |
| 01279 87 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01279 880 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 16/11/2011 |
| 01279 881 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 16/11/2011 |
| 01279 882 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 16/11/2011 |
| 01279 883 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 16/11/2011 |
| 01279 884 | Protected | - | 4+6 | - | - |
| 01279 885 | Protected | - | 4+6 | - | - |
| 01279 886 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 16/11/2011 |
| 01279 887 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 16/11/2011 |
| 01279 888 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 16/11/2011 |
| 01279 889 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 16/11/2011 |
| 01279 890 | Protected | - | 4+6 | - | - |
| 01279 891 | Protected | - | 4+6 | - | - |
| 01279 892 | Protected | - | 4+6 | - | - |
| 01279 893 | Protected | - | 4+6 | - | - |
| 01279 894 | Protected | - | 4+6 | - | - |
| 01279 895 | Protected | - | 4+6 | - | - |
| 01279 896 | Protected | - | 4+6 | - | - |
| 01279 897 | Allocated | TalkTalk Communications Limited | 4+6 | - | 31/08/2011 |
| 01279 898 | Allocated | TalkTalk Communications Limited | 4+6 | - | 31/08/2011 |
| 01279 899 | Allocated | TalkTalk Communications Limited | 4+6 | - | 31/08/2011 |
| 01279 900 | Allocated | Nodemax Limited | 4+6 | - | 08/07/2008 |
| 01279 901 | Allocated | Callagenix Ltd | 4+6 | - | 24/07/2008 |
| 01279 902 | Allocated | TalkTalk Communications Limited | 4+6 | - | 25/07/2008 |
| 01279 903 | Allocated | Solutios Limited | 4+6 | - | 03/09/2008 |
| 01279 904 | Allocated | 3C Limited | 4+6 | - | 10/09/2008 |
| 01279 905 | Allocated | Affiniti Integrated Solutions Ltd | 4+6 | - | 23/09/2008 |
| 01279 906 | Allocated | Net-Work Internet Ltd | 4+6 | - | 06/10/2008 |
| 01279 907 | Allocated | Barritel Limited | 4+6 | - | 08/10/2008 |
| 01279 908 | Allocated | Barritec Limited | 4+6 | - | 12/11/2008 |
| 01279 909 | Free | - | 4+6 | - | - |
| 01279 910 | Allocated | Net Solutions Europe Limited | 4+6 | - | 22/01/2009 |
| 01279 911 | Allocated | Mars Communications Limited | 4+6 | - | 03/02/2009 |
| 01279 912 | Allocated | iNet Telecoms Ltd (Voipfone) | 4+6 | - | 27/02/2009 |
| 01279 913 | Allocated | Andrews & Arnold (Numbers) Ltd | 4+6 | - | 02/03/2009 |
| 01279 914 | Allocated | IPV6 Limited | 4+6 | - | 06/03/2009 |
| 01279 915 | Allocated | Telecoms World Plc | 4+6 | - | 12/03/2009 |
| 01279 916 | Protected | - | 4+6 | - | - |
| 01279 917 | Allocated | X-Pilot Limited | 4+6 | - | 16/06/2009 |
| 01279 918 | Allocated | Mundio Mobile Limited | 4+6 | - | 29/06/2009 |
| 01279 919 | Allocated | TeleWare PLC | 4+6 | - | 20/08/2009 |
| 01279 920 | Allocated | Known Communications Limited | 4+6 | - | 15/09/2009 |
| 01279 921 | Allocated | Invomo Ltd | 4+6 | - | 22/09/2009 |
| 01279 922 | Allocated | CFL Communications Limited | 4+6 | - | 08/07/2009 |
| 01279 923 | Allocated | Nexus Telecommunications Limited | 4+6 | - | 25/09/2009 |
| 01279 924 | Allocated | Wightfibre Limited | 4+6 | - | 07/01/2010 |
| 01279 925 | Allocated | i-Net Communications Group Plc | 4+6 | - | 15/01/2010 |
| 01279 926 | Allocated | Atomstream Limited | 4+6 | - | 25/02/2010 |
| 01279 927 | Allocated | Buzz Networks Limited | 4+6 | - | 01/03/2010 |
| 01279 928 | Allocated | E164 Ltd | 4+6 | - | 15/04/2010 |
| 01279 929 | Allocated | Orbis Telecom | 4+6 | - | 01/02/2010 |
| 01279 930 | Allocated | Calltracks Limited | 4+6 | - | 08/07/2010 |
| 01279 931 | Allocated | Core Telecom Limited | 4+6 | - | 06/08/2010 |
| 01279 932 | Allocated | Numbergroup Network Ltd | 4+6 | - | 18/11/2010 |
| 01279 933 | Allocated | Windsor Telecom Plc | 4+6 | - | 20/07/2010 |
| 01279 934 | Allocated | Nexbridge Communications Limited | 4+6 | - | 14/03/2011 |
| 01279 935 | Allocated | Hello Telecom (UK) PLC | 4+6 | - | 01/06/2011 |
| 01279 936 | Allocated | Numbers Plus Ltd | 4+6 | - | 28/07/2011 |
| 01279 937 | Allocated | Orbtalk Limited | 4+6 | - | 13/09/2011 |
| 01279 938 | Allocated | Barritec Limited | 4+6 | - | 20/09/2011 |
| 01279 939 | Allocated | Invoco Ltd | 4+6 | - | 20/09/2011 |
| 01279 940 | Allocated | BT | 4+6 | - | 17/11/2014 |
| 01279 941 | Free | - | 4+6 | - | - |
| 01279 942 | Free | - | 4+6 | - | - |
| 01279 943 | Free | - | 4+6 | - | - |
| 01279 944 | Allocated | BT | 4+6 | - | 09/10/2013 |
| 01279 945 | Allocated | Affiniti Integrated Solutions Ltd | 4+6 | - | 19/06/2014 |
| 01279 946 | Free | - | 4+6 | - | - |
| 01279 947 | Free | - | 4+6 | - | - |
| 01279 948 | Free | - | 4+6 | - | - |
| 01279 949 | Allocated | Radius Communications Limited | 4+6 | - | 07/01/2014 |
| 01279 950 | Protected | - | 4+6 | - | - |
| 01279 951 | Protected | - | 4+6 | - | - |
| 01279 952 | Protected | - | 4+6 | - | - |
| 01279 953 | Protected | - | 4+6 | - | - |
| 01279 954 | Protected | - | 4+6 | - | - |
| 01279 955 | Protected | - | 4+6 | - | - |
| 01279 956 | Protected | - | 4+6 | - | - |
| 01279 957 | Protected | - | 4+6 | - | - |
| 01279 958 | Protected | - | 4+6 | - | - |
| 01279 959 | Protected | - | 4+6 | - | - |
| 01279 960 | Protected | - | 4+6 | - | - |
| 01279 961 | Protected | - | 4+6 | - | - |
| 01279 962 | Protected | - | 4+6 | - | - |
| 01279 963 | Protected | - | 4+6 | - | - |
| 01279 964 | Protected | - | 4+6 | - | - |
| 01279 965 | Protected | - | 4+6 | - | - |
| 01279 966 | Protected | - | 4+6 | - | - |
| 01279 967 | Protected | - | 4+6 | - | - |
| 01279 968 | Protected | - | 4+6 | - | - |
| 01279 969 | Protected | - | 4+6 | - | - |
| 01279 970 | Protected | - | 4+6 | - | - |
| 01279 971 | Protected | - | 4+6 | - | - |
| 01279 972 | Protected | - | 4+6 | - | - |
| 01279 973 | Protected | - | 4+6 | - | - |
| 01279 974 | Protected | - | 4+6 | - | - |
| 01279 975 | Protected | - | 4+6 | - | - |
| 01279 976 | Protected | - | 4+6 | - | - |
| 01279 977 | Protected | - | 4+6 | - | - |
| 01279 978 | Protected | - | 4+6 | - | - |
| 01279 979 | Protected | - | 4+6 | - | - |
| 01279 980 | Protected | - | 4+6 | - | - |
| 01279 981 | Protected | - | 4+6 | - | - |
| 01279 982 | Protected | - | 4+6 | - | - |
| 01279 983 | Protected | - | 4+6 | - | - |
| 01279 984 | Protected | - | 4+6 | - | - |
| 01279 985 | Protected | - | 4+6 | - | - |
| 01279 986 | Protected | - | 4+6 | - | - |
| 01279 987 | Protected | - | 4+6 | - | - |
| 01279 988 | Protected | - | 4+6 | - | - |
| 01279 989 | Protected | - | 4+6 | - | - |
| 01279 99 | Protected | - | N/A | - | - |