
Read this: BBC News - Phone cost confusion putting off callers, Ofcom says

Summary: Markham Sivak, who is leading the review, said research had found some phone users believed costs were higher and so decided not to make vital calls. The system of phone number prefixes has built up over the years as the technology has advanced. Ever since numbers moved from solely simple area codes, a whole host of new numbers and charging structures have evolved. - bbc.co.uk
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