Telephone numbers in the United Kingdom

  • united kingdom telephone numbers
    map of the telephone dialling codes in the united kingdom.png
    telephone dialling codes in the united kingdom
    location
    countryunited kingdom
    continenteurope
    regulatorofcom
    typeopen
    nsn length7, 9, 10[notes 1]
    typical formatvarious, see text
    numbering planthe national telephone numbering plan
    last updated18 september 2019
    access codes
    country calling code+44
    international call prefix00
    trunk prefix0
    list of united kingdom dialing codes

    telephone numbers in the united kingdom are administered by the uk government's office of communications (ofcom). for this purpose ofcom established a telephone numbering plan, known as the national telephone numbering plan, which is the system for assigning telephone numbers to subscriber stations.

    the numbers are of variable length. local numbers are supported from land-lines, or numbers can be dialled with a '0'-lead prefix that denotes either a geographical region or another service. cell phone numbers have their own prefixes which are not geographical and are completely portable between providers.

  • structure
  • format
  • crown dependencies
  • fictitious numbers
  • special service numbers
  • history
  • telephone numbers in overseas territories
  • see also
  • notes
  • references
  • external links

United Kingdom telephone numbers
Map of the Telephone Dialling Codes in the United Kingdom.png
Telephone Dialling Codes in the United Kingdom
Location
CountryUnited Kingdom
ContinentEurope
RegulatorOfcom
TypeOpen
NSN length7, 9, 10[notes 1]
Typical formatvarious, see text
Numbering planThe National Telephone Numbering Plan
Last updated18 September 2019
Access codes
Country calling code+44
International call prefix00
Trunk prefix0
List of United Kingdom dialing codes

Telephone numbers in the United Kingdom are administered by the UK government's Office of Communications (Ofcom). For this purpose Ofcom established a telephone numbering plan, known as the National Telephone Numbering Plan, which is the system for assigning telephone numbers to subscriber stations.

The numbers are of variable length. Local numbers are supported from land-lines, or numbers can be dialled with a '0'-lead prefix that denotes either a geographical region or another service. Cell phone numbers have their own prefixes which are not geographical and are completely portable between providers.