There are 30 million numbers using the 0203, 0207 and 0208 codes London is set for an extra 10 million landline phone numbers to accommodate growing demand by new homes and offices. Telecoms ...

As noted, you'll also need to have an existing US-based mobile or landline phone number, so in that sense, Google Voice is not a free phone service but rather an add-on to your extant services.

UK carrier Virgin Media has announced it is to offer free landline-to-mobile calls from 1 April. Although the offer is limited to calling Virgin Mobile customers, the offer could be a big ...