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How much do your phone calls really cost?

0800, 0870, 0843, 0844, 0871, 0333, 0300 - there are so many new types of phone numbers, that it's become confusing and difficult to know how much they cost to call.

This guide reflects the cost of calling common phone numbers from a BT landline - other networks may vary, and calling from a mobile normally costs considerably more.

01 & 02 geographic numbers

These numbers relates to specific locations in the UK and are used for business and residential lines. Eg. Bournemouth is 01202, Plymouth is 01752 and London is 020.

How much do calls cost? Calls from a BT landline are charged between 1.5 and 4.5p per minute depending on the time of day (plus a call set-up fee) and are included in free call packages.

03 numbers

The new 03 'UK Wide' numbers are used by businesses, charities, and other non-profit making organisations, such as the BBC, RSPCA, Ofcom and a number of government departments as an alternative to 08 numbers. The ranges include 0300, 0330, 0333, 0345, 0344, and 0370.

How much do calls cost? Calls cost no more than a national rate call (the same as calling an 01 or 02 number) Calls cost up to 4.5p per minute from a BT landline, and are included within free calling packages.

07 mobile numbers

How much do calls cost? Calls to mobiles are charged between 6p and 18p per minute from BT landlines and are not included in free call packages. Calls from mobiles vary depending to the calling plan chosen and are often more expensive than calls form landlines. Calls between mobiles are often included on free call packages.

070 personal numbers

These numbers are different from mobile numbers - they are more expensive to call. They are often used as a 'follow me' service where calls are diverted to another on busy or no answer. Some small businesses and sole traders use these numbers to make it easy for them to manage calls.

0800 numbers and 0808 Numbers

Businesses of all sizes use 0800 numbers to help promote their product or service, as research shows that 85% of people know that dialling an 0800 number is free to call from a landline.

How much do calls cost? Calls are usually free of charge from landlines but charges normally apply from mobiles. The operator must make an announcement before the call is connected telling the caller that they'll be charged.

Chargeable 08 Business Numbers

These are used by businesses and organisations for sales, enquiry and customer service lines and for some pay as you go internet access services.

0843 numbers and 0844 Numbers

How much do calls cost? Calls are charged at up to 5p per minute for BT customers, calls from other providers and from mobile phones may vary.

0845 Numbers

How much do calls cost? Calls to 0845 numbers are charged at between 0.5p and 2p per minute depending on the time of day from most BT landlines and are included in free call packages. Calls from other providers may vary and can cost considerably more from mobile phones.

0870 Numbers

Recently some networks have also included calls to 0845 and 0870 numbers in call packages, making them free at certain times of the day.

0871, 0872 and 0873 Numbers

How much do calls cost? Calls cost up to 10p per minute for BT customers but can cost considerably more from mobile phones. Services provided on these numbers are regulated by Phonepayplus to provide additional protection for callers.

09 Premium Rate Numbers

09 numbers are mainly used for paid for services such as competitions, TV voting, horoscopes, adult chat lines and professional advice lines. You can bar calls to 09 numbers, as you can with other numbers. These numbers are also regulated by Phonepayplus.

How much do calls cost? Calls can cost between 10p and £1.50 per minute from a BT landline but can cost considerably more from mobiles.

Source: Ofcom