London Phone Numbers

Fixed Lines

  • +44 20 1993 9365
  • +44 20 8779 4595
  • +44 20 4677 0139
  • +44 20 1548 1929
  • +44 20 4054 2566
  • +44 20 0026 0777
  • +44 20 0986 8114
  • +44 20 1257 3982
  • +44 20 4199 4282
  • +44 20 3864 7652

Mobile Lines

  • +44 7911 089429
  • +44 7457 872184
  • +44 7798 830179
  • +44 7700 044401
  • +44 7466 908700
  • +44 7700 117421
  • +44 7503 627135
  • +44 7457 331798
  • +44 7457 808483
  • +44 7457 727051

The London area code is +4420 and the calling code forUnited Kingdom is +44. An area code of a region containsthe country code. This means that phone numbers in London start with +4420. The phone number format for London is +44 20 XXXX XXXX.

You can use these phone numbers to compare them with a phone number that your received from someone in London.In this way, you can ensure that the number is valid and from London.

Generate random phone numbers for London and use them to test your validations or show them as an example for users. The users will know how they should type their phone number.For example, if you require the number for a landline in London and the user enters his local number without the prefix 4420 and he doesn't specify area code, then you don't knowif the number is correct.