International call provider Localphone is celebrating the Fourth of July, Independence Day, by giving away free calls to the USA for two days. Calls to landlines and mobiles in the USA will be free from 12pm (noon) GMT 3rd July until 12pm (noon) GMT 5th July. Customers can call for as long as they want, to as many numbers as they want and Localphone won’t charge them. The offer is available to