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Reviewed allocation records

O2 mobile number allocations

Browse 151 published prefixes associated with O2 in the reviewed Ofcom data.

These records use the allocation name Telefonica UK Limited. O2 is the display name used here to help you find those ranges.

What the allocation tells you

A range listing does not prove that O2 currently serves a particular number. Numbers can be ported, allocations can change and caller ID can be spoofed. This data does not identify the caller or rate a network's safety.

Reviewed mobile prefixes

  1. 07106

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 February 2013

    View 07106 prefix

  2. 07107

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 February 2013

    View 07107 prefix

  3. 07354

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 June 2020

    View 07354 prefix

  4. 07355

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 June 2020

    View 07355 prefix

  5. 07381

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date8 January 2016

    View 07381 prefix

  6. 07382

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date8 January 2016

    View 07382 prefix

  7. 07394

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date21 October 2015

    View 07394 prefix

  8. 07395

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date21 October 2015

    View 07395 prefix

  9. 07430

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date30 June 2010

    View 07430 prefix

  10. 07431

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date30 June 2010

    View 07431 prefix

  11. 07461

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date19 June 2012

    View 07461 prefix

  12. 07489

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date27 March 2014

    View 07489 prefix

  13. 07499

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date5 May 2015

    View 07499 prefix

  14. 07510

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date7 November 2006

    View 07510 prefix

  15. 07511

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date7 November 2006

    View 07511 prefix

  16. 07512

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date7 November 2006

    View 07512 prefix

  17. 07513

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date2 February 2007

    View 07513 prefix

  18. 07514

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date7 November 2006

    View 07514 prefix

  19. 07515

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date2 February 2007

    View 07515 prefix

  20. 07516

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date2 February 2007

    View 07516 prefix

  21. 07517

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date2 February 2007

    View 07517 prefix

  22. 07518

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date2 February 2007

    View 07518 prefix

  23. 07519

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date2 February 2007

    View 07519 prefix

  24. 07521

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 May 2007

    View 07521 prefix

  25. 07522

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 May 2007

    View 07522 prefix

  26. 07523

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 May 2007

    View 07523 prefix

  27. 07525

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 May 2007

    View 07525 prefix

  28. 07526

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 May 2007

    View 07526 prefix

  29. 07540

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07540 prefix

  30. 07541

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07541 prefix

  31. 07542

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07542 prefix

  32. 07543

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07543 prefix

  33. 07544

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07544 prefix

  34. 07545

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07545 prefix

  35. 07546

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07546 prefix

  36. 07547

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07547 prefix

  37. 07548

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07548 prefix

  38. 07549

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07549 prefix

  39. 07560

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date14 March 2008

    View 07560 prefix

  40. 07561

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 March 2008

    View 07561 prefix

  41. 07562

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 March 2008

    View 07562 prefix

  42. 07563

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 March 2008

    View 07563 prefix

  43. 07564

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 March 2008

    View 07564 prefix

  44. 07565

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 March 2008

    View 07565 prefix

  45. 07566

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 March 2009

    View 07566 prefix

  46. 07567

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 March 2009

    View 07567 prefix

  47. 07568

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 August 2009

    View 07568 prefix

  48. 07569

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 August 2009

    View 07569 prefix

  49. 07590

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date27 July 2007

    View 07590 prefix

  50. 07591

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date27 July 2007

    View 07591 prefix

  51. 07592

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date27 July 2007

    View 07592 prefix

  52. 07593

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date27 July 2007

    View 07593 prefix

  53. 07594

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date27 July 2007

    View 07594 prefix

  54. 07595

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date27 July 2007

    View 07595 prefix

  55. 07596

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07596 prefix

  56. 07597

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07597 prefix

  57. 07598

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07598 prefix

  58. 07599

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 October 2007

    View 07599 prefix

  59. 07701

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date28 September 1998

    View 07701 prefix

  60. 07702

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date28 September 1998

    View 07702 prefix

  61. 07703

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 December 1997

    View 07703 prefix

  62. 07704

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date28 September 2004

    View 07704 prefix

  63. 07705

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date16 May 2003

    View 07705 prefix

  64. 07706

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date28 September 2004

    View 07706 prefix

  65. 07707

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date13 January 2005

    View 07707 prefix

  66. 07708

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date20 November 2002

    View 07708 prefix

  67. 07709

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date30 January 2003

    View 07709 prefix

  68. 07710

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 December 1997

    View 07710 prefix

  69. 07711

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 December 1997

    View 07711 prefix

  70. 07712

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 January 1999

    View 07712 prefix

  71. 07713

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 January 1999

    View 07713 prefix

  72. 07714

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date25 January 1999

    View 07714 prefix

  73. 07715

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date19 May 1999

    View 07715 prefix

  74. 07716

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date13 January 2005

    View 07716 prefix

  75. 07718

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date19 May 1999

    View 07718 prefix

  76. 07719

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date19 May 1999

    View 07719 prefix

  77. 07720

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 August 1999

    View 07720 prefix

  78. 07724

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date13 January 2005

    View 07724 prefix

  79. 07725

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date13 January 2005

    View 07725 prefix

  80. 07729

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date10 January 2001

    View 07729 prefix

  81. 07730

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 August 1999

    View 07730 prefix

  82. 07731

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date10 January 2001

    View 07731 prefix

  83. 07732

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date10 January 2001

    View 07732 prefix

  84. 07734

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date10 January 2001

    View 07734 prefix

  85. 07736

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date10 January 2001

    View 07736 prefix

  86. 07738

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date22 March 2005

    View 07738 prefix

  87. 07739

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date1 July 2002

    View 07739 prefix

  88. 07740

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date11 August 1999

    View 07740 prefix

  89. 07742

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date1 July 2002

    View 07742 prefix

  90. 07743

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date1 July 2002

    View 07743 prefix

  91. 07745

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date1 July 2002

    View 07745 prefix

  92. 07746

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 August 2003

    View 07746 prefix

  93. 07749

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date15 August 2003

    View 07749 prefix

  94. 07750

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date12 August 1999

    View 07750 prefix

  95. 07751

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date8 February 2000

    View 07751 prefix

  96. 07752

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date8 February 2000

    View 07752 prefix

  97. 07754

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date8 February 2000

    View 07754 prefix

  98. 07756

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date22 March 2005

    View 07756 prefix

  99. 07759

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date8 February 2000

    View 07759 prefix

  100. 07761

    Mobile prefix

    Ofcom allocation nameTelefonica UK Limited

    Allocation date8 February 2000

    View 07761 prefix

Source and coverage

Ofcom allocation label: Telefonica UK Limited.

Source published: .

Source checked: 6 September 2026. These are 151 reviewed five-digit prefixes, not a count of subscribers or every allocation held by the organisation.

Each included prefix has a consistent holder and allocation date across its complete block. Mixed or incomplete blocks are omitted.

View Ofcom's numbering data or request a correction.

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