The earnings announcements are coming fast and furious. Wireless carriers like Verizon Wireless (NYSE:VZ) and AT&T Mobility (NYSE:T) have already announced their earnings and results for the fourth quarter of 2012, and their smaller competitors will follow in the next few weeks. Likewise, handset makers from Samsung Electronics to Nokia (NYSE:NOK) and Apple (NASDAQ:AAPL) have reported, with LG Electronics set to do so next week. Not to be forgotten are infrastructure giants like Ericsson (NASDAQ:ERIC) and Alcatel-Lucent (NYSE:ALU), which will also report soon. As it does every quarter, FierceWireless is staying on top of all of the announcements so you don't have to. Likewise, FierceMobileContent has been keeping track of companies in the digital media and marketing and content markets, with heavyweights like Amazon (NASDAQ:AMZN) and smaller firms like Zynga (NASDAQ:ZNGA) and Glu Mobile (NASDAQ:GLUU) set to announce soon. Stay with us through it all by checking back frequently with our quarterly earnings page.