UK Area Codes and Phone Number Information

Phone numbers in detail

Extra information, background and further details about key phone numbering topics.

084 and 087 customer service number ban
Phone numbers starting with prefixes such as 0844, 0845 and 0870 are no longer permitted for most customer service phone lines.

Can you find a location from an area code?
Telephone numbers starting with 01 or 02 are always linked to a specific geographic area – but they're not an absolute guarantee of where a phone number is located.

Locations with compulsory dialling of area codes
In an attempt to relieve number shortages, six areas of the UK no longer allow local calls to be made without including the full area code.

Service charges and access charges
How the two-part call charges for 084, 087 and 09 phone numbers work, including an explanation of access charges and service charges.

More about phone numbers

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