This page contains information about which telephone companies the various 01858 numbers are allocated to.
| First Digits | Status | Communications Provider | Number Length | Notes | Change |
|---|---|---|---|---|---|
| 01858 00 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 01 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 02 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 03 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 04 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 05 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 06 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 07 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 08 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 09 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 10 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 11 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 12 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 13 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 14 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 15 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 16 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 17 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 18 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 19 | Free for National Dialling Only | - | (0)+10 | - | - |
| 01858 200 | Protected | - | 4+6 | - | - |
| 01858 201 | Protected | - | 4+6 | - | - |
| 01858 202 | Protected | - | 4+6 | - | - |
| 01858 203 | Protected | - | 4+6 | - | - |
| 01858 204 | Protected | - | 4+6 | - | - |
| 01858 205 | Protected | - | 4+6 | - | - |
| 01858 206 | Protected | - | 4+6 | - | - |
| 01858 207 | Protected | - | 4+6 | - | - |
| 01858 208 | Protected | - | 4+6 | - | - |
| 01858 209 | Protected | - | 4+6 | - | - |
| 01858 21 | Allocated | TelNG Limited | 4+6 | F-Digit '2' | 01/03/2007 |
| 01858 22 | Allocated | TTNC Limited | 4+6 | F-Digit '0,1,2,3,4,5,6,7,8,9' | 02/11/2006 |
| 01858 23 | Allocated | Localphone Limited | 4+6 | F-Digit '0' | 23/05/2007 |
| 01858 24 | Allocated | (aq) Limited trading as aql | 4+6 | - | 03/10/2007 |
| 01858 25 | Allocated | Teledesign Ltd | 4+6 | F-Digit '2' | 08/10/2007 |
| 01858 26 | Allocated | Nationwide Telephone Assistance Ltd | 4+6 | F-Digit '0' | 02/10/2007 |
| 01858 270 | Protected | - | 4+6 | - | - |
| 01858 271 | Protected | - | 4+6 | - | - |
| 01858 272 | Protected | - | 4+6 | - | - |
| 01858 273 | Protected | - | 4+6 | - | - |
| 01858 274 | Protected | - | 4+6 | - | - |
| 01858 275 | Protected | - | 4+6 | - | - |
| 01858 276 | Protected | - | 4+6 | - | - |
| 01858 277 | Allocated | Spitfire Network Services Ltd | 4+6 | - | 21/07/2011 |
| 01858 278 | Protected | - | 4+6 | - | - |
| 01858 279 | Protected | - | 4+6 | - | - |
| 01858 280 | Protected | - | 4+6 | - | - |
| 01858 281 | Protected | - | 4+6 | - | - |
| 01858 282 | Protected | - | 4+6 | - | - |
| 01858 283 | Protected | - | 4+6 | - | - |
| 01858 284 | Protected | - | 4+6 | - | - |
| 01858 285 | Protected | - | 4+6 | - | - |
| 01858 286 | Protected | - | 4+6 | - | - |
| 01858 287 | Allocated | TalkTalk Communications Limited | 4+6 | - | 31/08/2011 |
| 01858 288 | Allocated | TalkTalk Communications Limited | 4+6 | - | 31/08/2011 |
| 01858 289 | Allocated | TalkTalk Communications Limited | 4+6 | - | 31/08/2011 |
| 01858 290 | Protected | - | 4+6 | - | - |
| 01858 291 | Protected | - | 4+6 | - | - |
| 01858 292 | Protected | - | 4+6 | - | - |
| 01858 293 | Protected | - | 4+6 | - | - |
| 01858 294 | Protected | - | 4+6 | - | - |
| 01858 295 | Protected | - | 4+6 | - | - |
| 01858 296 | Protected | - | 4+6 | - | - |
| 01858 297 | Protected | - | 4+6 | - | - |
| 01858 298 | Protected | - | 4+6 | - | - |
| 01858 299 | Protected | - | 4+6 | - | - |
| 01858 300 | Allocated | Net-Work Internet Ltd | 4+6 | - | 10/08/2011 |
| 01858 301 | Protected | - | 4+6 | - | - |
| 01858 302 | Protected | - | 4+6 | - | - |
| 01858 303 | Protected | - | 4+6 | - | - |
| 01858 304 | Protected | - | 4+6 | - | - |
| 01858 305 | Protected | - | 4+6 | - | - |
| 01858 306 | Protected | - | 4+6 | - | - |
| 01858 307 | Protected | - | 4+6 | - | - |
| 01858 308 | Protected | - | 4+6 | - | - |
| 01858 309 | Protected | - | 4+6 | - | - |
| 01858 31 | Allocated | VoIP-Un Limited | 4+6 | F-Digit '0' | 05/11/2007 |
| 01858 32 | Allocated | Telephony Services Limited | 4+6 | F-Digit '2' | 03/01/2008 |
| 01858 33 | Allocated | InTechnology Plc | 4+6 | F-Digit '2' | 27/02/2008 |
| 01858 34 | Allocated | Telecom2 Ltd | 4+6 | F-Digit '6' | 10/09/2009 |
| 01858 35 | Allocated | Timico Limited | 4+6 | F-Digit '8' | 23/05/2008 |
| 01858 36 | Allocated | Nodemax Limited | 4+6 | F-Digit '0' | 09/07/2008 |
| 01858 370 | Protected | - | 4+6 | - | - |
| 01858 371 | Protected | - | 4+6 | - | - |
| 01858 372 | Protected | - | 4+6 | - | - |
| 01858 373 | Protected | - | 4+6 | - | - |
| 01858 374 | Protected | - | 4+6 | - | - |
| 01858 375 | Protected | - | 4+6 | - | - |
| 01858 376 | Protected | - | 4+6 | - | - |
| 01858 377 | Protected | - | 4+6 | - | - |
| 01858 378 | Protected | - | 4+6 | - | - |
| 01858 379 | Protected | - | 4+6 | - | - |
| 01858 38 | Allocated | Frontier Systems Ltd | 4+6 | F-Digit '3' | 17/07/2008 |
| 01858 390 | Allocated | Voxbone SA | 4+6 | - | 05/12/2011 |
| 01858 391 | Protected | - | 4+6 | - | - |
| 01858 392 | Protected | - | 4+6 | - | - |
| 01858 393 | Protected | - | 4+6 | - | - |
| 01858 394 | Protected | - | 4+6 | - | - |
| 01858 395 | Protected | - | 4+6 | - | - |
| 01858 396 | Protected | - | 4+6 | - | - |
| 01858 397 | Protected | - | 4+6 | - | - |
| 01858 398 | Protected | - | 4+6 | - | - |
| 01858 399 | Protected | - | 4+6 | - | - |
| 01858 400 | Allocated | Linear Telecoms Limited | 4+6 | - | 19/10/2010 |
| 01858 401 | Allocated | Minotaur Telecom Limited | 4+6 | - | 07/04/2011 |
| 01858 402 | Allocated | Orbtalk Limited | 4+6 | - | 16/09/2011 |
| 01858 403 | Allocated | Barritec Limited | 4+6 | - | 23/09/2011 |
| 01858 404 | Allocated | Tesla Dynamic Ltd | 4+6 | - | 12/07/2011 |
| 01858 405 | Allocated | iNet Telecoms Ltd (Voipfone) | 4+6 | - | 21/10/2011 |
| 01858 406 | Allocated | Internexus Networks Limited | 4+6 | - | 22/11/2011 |
| 01858 407 | Allocated | Hello Telecom (UK) PLC | 4+6 | - | 24/11/2011 |
| 01858 408 | Allocated | Simwood eSMS Limited | 4+6 | - | 02/02/2012 |
| 01858 409 | Allocated | Bicom Systems EURL | 4+6 | - | 02/03/2012 |
| 01858 41 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 42 | Allocated | Level 3 Communications UK Limited | 4+6 | F-Digit '6' | 04/08/2006 |
| 01858 43 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 44 | Allocated | Virgin Media Limited | 4+6 | - | 03/07/1996 |
| 01858 450 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 16/02/2005 |
| 01858 451 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 16/02/2005 |
| 01858 452 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 16/02/2005 |
| 01858 453 | Protected | - | 4+6 | - | - |
| 01858 454 | Protected | - | 4+6 | - | - |
| 01858 455 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 16/02/2005 |
| 01858 456 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 16/02/2005 |
| 01858 457 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 16/02/2005 |
| 01858 458 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 16/02/2005 |
| 01858 459 | Allocated | Gamma Telecom Holdings Ltd | 4+6 | - | 16/02/2005 |
| 01858 46 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 47 | Allocated | BT | 4+6 | - | 25/01/1996 |
| 01858 480 | Protected | - | 4+6 | - | - |
| 01858 481 | Protected | - | 4+6 | - | - |
| 01858 482 | Protected | - | 4+6 | - | - |
| 01858 483 | Protected | - | 4+6 | - | - |
| 01858 484 | Protected | - | 4+6 | - | - |
| 01858 485 | Protected | - | 4+6 | - | - |
| 01858 486 | Protected | - | 4+6 | - | - |
| 01858 487 | Protected | - | 4+6 | - | - |
| 01858 488 | Allocated | Vodafone Ltd (YC) | 4+6 | - | 31/08/2011 |
| 01858 489 | Protected | - | 4+6 | - | - |
| 01858 49 | Allocated | FleXtel Limited | 4+6 | - | 25/10/2005 |
| 01858 500 | Allocated | Inclarity Communications Ltd | 4+6 | - | 07/01/2005 |
| 01858 501 | Allocated | Inclarity Communications Ltd | 4+6 | - | 07/01/2005 |
| 01858 502 | Allocated | Inclarity Communications Ltd | 4+6 | - | 07/01/2005 |
| 01858 503 | Protected | - | 4+6 | - | - |
| 01858 504 | Protected | - | 4+6 | - | - |
| 01858 505 | Allocated | Inclarity Communications Ltd | 4+6 | - | 07/01/2005 |
| 01858 506 | Protected | - | 4+6 | - | - |
| 01858 507 | Protected | - | 4+6 | - | - |
| 01858 508 | Protected | - | 4+6 | - | - |
| 01858 509 | Protected | - | 4+6 | - | - |
| 01858 510 | Allocated | Digitech Solutions Global Limited | 4+6 | - | 09/09/2010 |
| 01858 511 | Allocated | Broadcast Telecom Ltd | 4+6 | - | 13/03/2012 |
| 01858 512 | Allocated | API Telecom Limited | 4+6 | - | 18/04/2012 |
| 01858 513 | Allocated | IOVOX Limited | 4+6 | - | 04/07/2012 |
| 01858 514 | Allocated | We Love Communications Limited | 4+6 | - | 12/07/2012 |
| 01858 515 | Allocated | Invoco Ltd | 4+6 | - | 22/05/2012 |
| 01858 516 | Allocated | ICC Networks Ltd | 4+6 | - | 16/07/2012 |
| 01858 517 | Allocated | Ziron (UK) Ltd | 4+6 | - | 01/08/2012 |
| 01858 518 | Allocated | Content Guru Ltd | 4+6 | - | 11/10/2012 |
| 01858 519 | Allocated | TelecomEight Network Ltd | 4+6 | - | 04/04/2013 |
| 01858 52 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 53 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 54 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 55 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 56 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 57 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 580 | Allocated | Affiniti Integrated Solutions Ltd | 4+6 | - | 07/07/2003 |
| 01858 581 | Allocated | Affiniti Integrated Solutions Ltd | 4+6 | - | 07/07/2003 |
| 01858 582 | Allocated | Affiniti Integrated Solutions Ltd | 4+6 | - | 07/07/2003 |
| 01858 583 | Protected | - | 4+6 | - | - |
| 01858 584 | Protected | - | 4+6 | - | - |
| 01858 585 | Allocated | Affiniti Integrated Solutions Ltd | 4+6 | - | 07/07/2003 |
| 01858 586 | Protected | - | 4+6 | - | - |
| 01858 587 | Protected | - | 4+6 | - | - |
| 01858 588 | Allocated | Affiniti Integrated Solutions Ltd | 4+6 | - | 07/07/2003 |
| 01858 589 | Allocated | Affiniti Integrated Solutions Ltd | 4+6 | - | 07/07/2003 |
| 01858 59 | Allocated | Danemere Street Creative | 4+6 | - | 23/06/2005 |
| 01858 60 | Allocated | Starcomm Ltd | 4+6 | F-Digit '0' | 02/10/2008 |
| 01858 61 | Allocated | 3C Limited | 4+6 | F-Digit '2' | 21/10/2008 |
| 01858 620 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 621 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 622 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 623 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 624 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 625 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 626 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 627 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 628 | Allocated | Barritel Limited | 4+6 | - | 15/11/2011 |
| 01858 629 | Protected | - | 4+6 | - | - |
| 01858 630 | Protected | - | 4+6 | - | - |
| 01858 631 | Protected | - | 4+6 | - | - |
| 01858 632 | Protected | - | 4+6 | - | - |
| 01858 633 | Protected | - | 4+6 | - | - |
| 01858 634 | Protected | - | 4+6 | - | - |
| 01858 635 | Protected | - | 4+6 | - | - |
| 01858 636 | Protected | - | 4+6 | - | - |
| 01858 637 | Protected | - | 4+6 | - | - |
| 01858 638 | Allocated | Served Up Limited. | 4+6 | - | 01/03/2013 |
| 01858 639 | Allocated | Served Up Limited. | 4+6 | - | 01/03/2013 |
| 01858 64 | Allocated | Solutios Limited | 4+6 | F-Digit '2' | 26/11/2008 |
| 01858 650 | Protected | - | 4+6 | - | - |
| 01858 651 | Protected | - | 4+6 | - | - |
| 01858 652 | Protected | - | 4+6 | - | - |
| 01858 653 | Protected | - | 4+6 | - | - |
| 01858 654 | Protected | - | 4+6 | - | - |
| 01858 655 | Protected | - | 4+6 | - | - |
| 01858 656 | Protected | - | 4+6 | - | - |
| 01858 657 | Allocated | Premium O Limited | 4+6 | - | 09/10/2012 |
| 01858 658 | Protected | - | 4+6 | - | - |
| 01858 659 | Protected | - | 4+6 | - | - |
| 01858 66 | Allocated | Mars Communications Limited | 4+6 | F-Digit '0' | 05/02/2009 |
| 01858 67 | Allocated | IPV6 Limited | 4+6 | F-Digit '0' | 13/02/2009 |
| 01858 68 | Allocated | British Sky Broadcasting Limited | 4+6 | F-Digit '0' | 09/04/2009 |
| 01858 690 | Protected | - | 4+6 | - | - |
| 01858 691 | Protected | - | 4+6 | - | - |
| 01858 692 | Protected | - | 4+6 | - | - |
| 01858 693 | Protected | - | 4+6 | - | - |
| 01858 694 | Protected | - | 4+6 | - | - |
| 01858 695 | Protected | - | 4+6 | - | - |
| 01858 696 | Protected | - | 4+6 | - | - |
| 01858 697 | Protected | - | 4+6 | - | - |
| 01858 698 | Protected | - | 4+6 | - | - |
| 01858 699 | Protected | - | 4+6 | - | - |
| 01858 700 | Protected | - | 4+6 | - | - |
| 01858 701 | Protected | - | 4+6 | - | - |
| 01858 702 | Protected | - | 4+6 | - | - |
| 01858 703 | Protected | - | 4+6 | - | - |
| 01858 704 | Protected | - | 4+6 | - | - |
| 01858 705 | Protected | - | 4+6 | - | - |
| 01858 706 | Protected | - | 4+6 | - | - |
| 01858 707 | Allocated | Andrews & Arnold (Numbers) Ltd | 4+6 | - | 07/09/2011 |
| 01858 708 | Protected | - | 4+6 | - | - |
| 01858 709 | Protected | - | 4+6 | - | - |
| 01858 71 | Allocated | Known Communications Limited | 4+6 | F-Digit '0' | 18/09/2009 |
| 01858 72 | Allocated | CFL Communications Limited | 4+6 | F-Digit '0' | 17/07/2009 |
| 01858 73 | Allocated | Telecoms World Plc | 4+6 | F-Digit '0' | 25/06/2009 |
| 01858 74 | Allocated | X-Pilot Limited | 4+6 | F-Digit '0' | 23/06/2009 |
| 01858 75 | Allocated | Mundio Mobile Limited | 4+6 | F-Digit '6' | 30/06/2009 |
| 01858 76 | Allocated | Nexus Telecommunications Limited | 4+6 | F-Digit '0' | 01/10/2009 |
| 01858 770 | Allocated | Atomstream Limited | 4+6 | - | 12/04/2010 |
| 01858 771 | Allocated | Calltracks Limited | 4+6 | - | 08/07/2010 |
| 01858 772 | Allocated | Core Telecom Limited | 4+6 | - | 06/08/2010 |
| 01858 773 | Allocated | Magnetic North Software Limited | 4+6 | - | 02/08/2010 |
| 01858 774 | Allocated | Numbergroup Network Ltd | 4+6 | - | 12/11/2010 |
| 01858 775 | Allocated | Telephone Box Limited | 4+6 | - | 10/12/2010 |
| 01858 776 | Allocated | Windsor Telecom Plc | 4+6 | - | 22/07/2010 |
| 01858 777 | Allocated | Suretec Systems Ltd | 4+6 | - | 13/05/2010 |
| 01858 778 | Allocated | Telappliant Ltd | 4+6 | - | 28/06/2010 |
| 01858 779 | Allocated | Cheers International Sales Limited | 4+6 | - | 15/12/2010 |
| 01858 780 | Allocated | Phone Co-Op Numbering Limited | 4+6 | - | 23/12/2010 |
| 01858 781 | Allocated | Globecom International Limited | 4+6 | - | 06/01/2011 |
| 01858 782 | Allocated | Vodafone Ltd (C&W) | 4+6 | F-Digits '0,1,2,3,4,5,6,7,8,9' | 09/03/2011 |
| 01858 783 | Allocated | Nexbridge Communications Limited | 4+6 | - | 17/03/2011 |
| 01858 784 | Allocated | IP Base Ltd | 4+6 | - | 21/01/2011 |
| 01858 785 | Allocated | Media Hawk Ltd | 4+6 | - | 10/04/2013 |
| 01858 786 | Allocated | Kalnet4u Ltd | 4+6 | - | 03/06/2013 |
| 01858 787 | Allocated | i-Net Communications Group Plc | 4+6 | - | 05/07/2013 |
| 01858 788 | Allocated | iHub UK Ltd | 4+6 | - | 23/08/2013 |
| 01858 789 | Allocated | XoverX Ltd | 4+6 | - | 30/04/2013 |
| 01858 790 | Allocated | Radius Communications Limited | 4+6 | - | 06/01/2014 |
| 01858 791 | Allocated | BT | 4+6 | - | 02/07/2014 |
| 01858 792 | Free | - | 4+6 | - | - |
| 01858 793 | Free | - | 4+6 | - | - |
| 01858 794 | Free | - | 4+6 | - | - |
| 01858 795 | Free | - | 4+6 | - | - |
| 01858 796 | Free | - | 4+6 | - | - |
| 01858 797 | Free | - | 4+6 | - | - |
| 01858 798 | Free | - | 4+6 | - | - |
| 01858 799 | Free | - | 4+6 | - | - |
| 01858 80 | Allocated | TG Support Limited | 4+6 | - | 07/07/2006 |
| 01858 810 | Allocated | VoiceHost Limited | 4+6 | - | 06/10/2010 |
| 01858 811 | Protected | - | 4+6 | - | - |
| 01858 812 | Protected | - | 4+6 | - | - |
| 01858 813 | Protected | - | 4+6 | - | - |
| 01858 814 | Protected | - | 4+6 | - | - |
| 01858 815 | Protected | - | 4+6 | - | - |
| 01858 816 | Protected | - | 4+6 | - | - |
| 01858 817 | Protected | - | 4+6 | - | - |
| 01858 818 | Protected | - | 4+6 | - | - |
| 01858 819 | Protected | - | 4+6 | - | - |
| 01858 82 | Allocated | Vodafone Ltd (C&W) | 4+6 | F-Digits '0,1,2,3,4,5,6,7,8,9' | 16/02/2010 |
| 01858 83 | Allocated | Syntec Limited | 4+6 | F-Digit '2' | 09/02/2006 |
| 01858 84 | Allocated | Net Solutions Europe Limited | 4+6 | F-Digit '4' | 16/01/2006 |
| 01858 85 | Allocated | Edge Telecom Limited | 4+6 | - | 29/04/2005 |
| 01858 860 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 25/11/2005 |
| 01858 861 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 25/11/2005 |
| 01858 862 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 25/11/2005 |
| 01858 863 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 25/11/2005 |
| 01858 864 | Protected | - | 4+6 | - | - |
| 01858 865 | Protected | - | 4+6 | - | - |
| 01858 866 | Protected | - | 4+6 | - | - |
| 01858 867 | Protected | - | 4+6 | - | - |
| 01858 868 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 25/11/2005 |
| 01858 869 | Allocated | Vodafone Ltd (Thus) | 4+6 | - | 25/11/2005 |
| 01858 870 | Protected | - | 4+6 | - | - |
| 01858 871 | Protected | - | 4+6 | - | - |
| 01858 872 | Protected | - | 4+6 | - | - |
| 01858 873 | Protected | - | 4+6 | - | - |
| 01858 874 | Allocated | Six Degrees Unified Comms Limited | 4+6 | - | 17/01/2013 |
| 01858 875 | Protected | - | 4+6 | - | - |
| 01858 876 | Protected | - | 4+6 | - | - |
| 01858 877 | Protected | - | 4+6 | - | - |
| 01858 878 | Protected | - | 4+6 | - | - |
| 01858 879 | Protected | - | 4+6 | - | - |
| 01858 88 | Allocated | BT | 4+6 | - | 15/07/1994 |
| 01858 890 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 18/11/2011 |
| 01858 891 | Protected | - | 4+6 | - | - |
| 01858 892 | Protected | - | 4+6 | - | - |
| 01858 893 | Protected | - | 4+6 | - | - |
| 01858 894 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 18/11/2011 |
| 01858 895 | Protected | - | 4+6 | - | - |
| 01858 896 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 18/11/2011 |
| 01858 897 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 18/11/2011 |
| 01858 898 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 18/11/2011 |
| 01858 899 | Allocated | Magrathea Telecommunications Limited | 4+6 | - | 18/11/2011 |
| 01858 900 | Protected | - | 4+6 | - | - |
| 01858 901 | Protected | - | 4+6 | - | - |
| 01858 902 | Protected | - | 4+6 | - | - |
| 01858 903 | Protected | - | 4+6 | - | - |
| 01858 904 | Protected | - | 4+6 | - | - |
| 01858 905 | Protected | - | 4+6 | - | - |
| 01858 906 | Protected | - | 4+6 | - | - |
| 01858 907 | Protected | - | 4+6 | - | - |
| 01858 908 | Protected | - | 4+6 | - | - |
| 01858 909 | Protected | - | 4+6 | - | - |
| 01858 910 | Protected | - | 4+6 | - | - |
| 01858 911 | Protected | - | 4+6 | - | - |
| 01858 912 | Protected | - | 4+6 | - | - |
| 01858 913 | Protected | - | 4+6 | - | - |
| 01858 914 | Protected | - | 4+6 | - | - |
| 01858 915 | Protected | - | 4+6 | - | - |
| 01858 916 | Protected | - | 4+6 | - | - |
| 01858 917 | Protected | - | 4+6 | - | - |
| 01858 918 | Protected | - | 4+6 | - | - |
| 01858 919 | Protected | - | 4+6 | - | - |
| 01858 920 | Protected | - | 4+6 | - | - |
| 01858 921 | Protected | - | 4+6 | - | - |
| 01858 922 | Protected | - | 4+6 | - | - |
| 01858 923 | Protected | - | 4+6 | - | - |
| 01858 924 | Protected | - | 4+6 | - | - |
| 01858 925 | Protected | - | 4+6 | - | - |
| 01858 926 | Protected | - | 4+6 | - | - |
| 01858 927 | Protected | - | 4+6 | - | - |
| 01858 928 | Protected | - | 4+6 | - | - |
| 01858 929 | Protected | - | 4+6 | - | - |
| 01858 930 | Protected | - | 4+6 | - | - |
| 01858 931 | Protected | - | 4+6 | - | - |
| 01858 932 | Protected | - | 4+6 | - | - |
| 01858 933 | Protected | - | 4+6 | - | - |
| 01858 934 | Protected | - | 4+6 | - | - |
| 01858 935 | Protected | - | 4+6 | - | - |
| 01858 936 | Protected | - | 4+6 | - | - |
| 01858 937 | Protected | - | 4+6 | - | - |
| 01858 938 | Protected | - | 4+6 | - | - |
| 01858 939 | Protected | - | 4+6 | - | - |
| 01858 940 | Protected | - | 4+6 | - | - |
| 01858 941 | Protected | - | 4+6 | - | - |
| 01858 942 | Protected | - | 4+6 | - | - |
| 01858 943 | Protected | - | 4+6 | - | - |
| 01858 944 | Protected | - | 4+6 | - | - |
| 01858 945 | Protected | - | 4+6 | - | - |
| 01858 946 | Protected | - | 4+6 | - | - |
| 01858 947 | Protected | - | 4+6 | - | - |
| 01858 948 | Protected | - | 4+6 | - | - |
| 01858 949 | Protected | - | 4+6 | - | - |
| 01858 950 | Protected | - | 4+6 | - | - |
| 01858 951 | Protected | - | 4+6 | - | - |
| 01858 952 | Protected | - | 4+6 | - | - |
| 01858 953 | Protected | - | 4+6 | - | - |
| 01858 954 | Protected | - | 4+6 | - | - |
| 01858 955 | Protected | - | 4+6 | - | - |
| 01858 956 | Protected | - | 4+6 | - | - |
| 01858 957 | Protected | - | 4+6 | - | - |
| 01858 958 | Protected | - | 4+6 | - | - |
| 01858 959 | Protected | - | 4+6 | - | - |
| 01858 960 | Protected | - | 4+6 | - | - |
| 01858 961 | Protected | - | 4+6 | - | - |
| 01858 962 | Protected | - | 4+6 | - | - |
| 01858 963 | Protected | - | 4+6 | - | - |
| 01858 964 | Protected | - | 4+6 | - | - |
| 01858 965 | Protected | - | 4+6 | - | - |
| 01858 966 | Protected | - | 4+6 | - | - |
| 01858 967 | Protected | - | 4+6 | - | - |
| 01858 968 | Protected | - | 4+6 | - | - |
| 01858 969 | Protected | - | 4+6 | - | - |
| 01858 970 | Protected | - | 4+6 | - | - |
| 01858 971 | Protected | - | 4+6 | - | - |
| 01858 972 | Protected | - | 4+6 | - | - |
| 01858 973 | Protected | - | 4+6 | - | - |
| 01858 974 | Protected | - | 4+6 | - | - |
| 01858 975 | Protected | - | 4+6 | - | - |
| 01858 976 | Protected | - | 4+6 | - | - |
| 01858 977 | Protected | - | 4+6 | - | - |
| 01858 978 | Protected | - | 4+6 | - | - |
| 01858 979 | Protected | - | 4+6 | - | - |
| 01858 980 | Protected | - | 4+6 | - | - |
| 01858 981 | Protected | - | 4+6 | - | - |
| 01858 982 | Protected | - | 4+6 | - | - |
| 01858 983 | Protected | - | 4+6 | - | - |
| 01858 984 | Protected | - | 4+6 | - | - |
| 01858 985 | Protected | - | 4+6 | - | - |
| 01858 986 | Protected | - | 4+6 | - | - |
| 01858 987 | Protected | - | 4+6 | - | - |
| 01858 988 | Protected | - | 4+6 | - | - |
| 01858 989 | Protected | - | 4+6 | - | - |
| 01858 99 | Protected | - | N/A | - | - |