Regional carrier nTelos has announced that it will begin to offer both the iPhone 4S and iPhone 4 on April 20. According to the announcement, the carrier will offer a $50 discount on the handsets relative to other carriers, with iPhone 4S units costing between $150 and $350 and the iPhone 4 priced at $50, all with a new two-year agreement. The carrier will be opening its stores at 7:00 a.m. local time on April 20 for the launch. nTelos is headquartered…
