03 numbers are included in any discount schemes or inclusive call minutes that you may already have with landline or mobile phone operators.

Our customers only pay the same amount as a landline call to an 01 or an 02 number. And the price is the same for calls from mobiles. 03 numbers are non-geographic, giving your business a valuable UK-wide presence.

They work in the same way as 08 numbers, but with one big, and customer-tempting, difference: the cost of calling them. Ofcom, the telecommunications regulator introduced 03 numbers so that consumers could have “confidence in the cost of their calls”. The Ofcom website is here

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