Football fans everywhere are holding tight to their iPads and smartphones like running backs breaking for the end zone, using them to smack-talk with friends, make predictions, chat about what’s happening on the field, and stay current on sports news.

Nowhere is that trend more evident than with Yahoo! Sportacular, the only sports app in the iPhone Hall of Fame. To give you a feel for the social buzz around the country this year, we aggregated data from some of the interactive features to uncover facts about the most socially active mobile fans, and how they’re engaging with the 2011 football season. You can dive into the data on the Yahoo! Mobile Blog, which includes a little added insight into how fans in Denver are quite confident in Tim Tebow heading into tonight’s game against the Jets.

Here’s a sample of what you’ll find: