In a Wednesday announcement, second-biggest US wireless carrier AT&T said that it is launching a new smartphone app to give its customers a new way to block spam calls.

On Monday, bigwig US wireless carrier AT&T announced that it plans to acquire Canada-based video streaming platform Quickplay Media which powers over-the-top (OTT) video and 'TV Everywhere' services. The Quickplay services enable the company's customers to stream their video to any device, including mobile handsets.

Bigwig US wireless carrier AT&T's prepaid service Cricket Wireless has recently announced the launch of a new prepaid plan which will enable customers to avail the benefits of unlimited data, text, and voice for $70 per month, or for $65 per month if customers opt for automated billing.

AT&T and Verizon Wireless claimed a victory in the country's most lucrative spectrum auction ever. This feat holds significance for the companies as it serves the means of maintaining the infrastructure advantages they have over smaller competitors.

With the onslaught of low-cost carriers having escalated the mobile wars in the US, bigwig carrier AT&T has recently announced new promotional Mobile Share Value plans, under which the company is offering double the amount of data on its existing 15GB to 50GB plans.