{
  "slug": "uk-phone-number-format",
  "run_date": "2026-11-11",
  "ofcom_files_dated": "2026-07-14",
  "ofcom_blocks": 344115,
  "faker": {
    "version": "9.9.0",
    "locale": "en_GB",
    "seed": 20261111,
    "samples": 10000,
    "counts": {
      "allocated": 2211,
      "protected": 3859,
      "free": 559,
      "unlisted": 3371,
      "not_uk": 0,
      "drama": 0
    },
    "percent": {
      "allocated": 22.1,
      "protected": 38.6,
      "free": 5.6,
      "unlisted": 33.7,
      "not_uk": 0,
      "drama": 0
    },
    "examples": {
      "allocated": "020 3337 xxxx",
      "unlisted": "0110 012 xxxx",
      "free": "0800 350 xxxx",
      "protected": "0121 082 xxxx"
    }
  },
  "site": {
    "samples": 2000,
    "counts": {
      "allocated": 0,
      "protected": 0,
      "free": 0,
      "unlisted": 0,
      "not_uk": 0,
      "drama": 2000
    },
    "percent": {
      "allocated": 0,
      "protected": 0,
      "free": 0,
      "unlisted": 0,
      "not_uk": 0,
      "drama": 100
    },
    "mobile": 1005,
    "landline": 995,
    "landline_matches_city": 995,
    "e164_correct": 2000,
    "examples": [
      {
        "city": "Leeds",
        "phone": "07700 900735",
        "e164": "+447700900735"
      },
      {
        "city": "Leicester",
        "phone": "07700 900215",
        "e164": "+447700900215"
      },
      {
        "city": "Belfast",
        "phone": "028 9649 6699",
        "e164": "+442896496699"
      },
      {
        "city": "Liverpool",
        "phone": "07700 900143",
        "e164": "+447700900143"
      },
      {
        "city": "London",
        "phone": "020 7946 0651",
        "e164": "+442079460651"
      },
      {
        "city": "Birmingham",
        "phone": "07700 900049",
        "e164": "+447700900049"
      }
    ]
  },
  "categories": {
    "allocated": "in a block Ofcom has allocated to a provider (the number may or may not have a subscriber)",
    "protected": "in a block marked Protected, Reserved or Designated: not available to providers",
    "free": "in a block marked Free or Quarantined: unallocated today, allocatable later",
    "unlisted": "a UK-shaped number whose block is absent from Ofcom's files",
    "not_uk": "does not start with a UK range digit, or has fewer than 7 or more than 10 digits after the 0",
    "drama": "inside one of the 20 ranges Ofcom recommends for TV and radio drama"
  }
}