Thanksgiving, is it? Well, despite occasional headaches, technology has also brought us plenty to be thankful for: safety, convenience and entertainment on the go. Next time you’re running late, lost or lonely, ask yourself: aren’t you grateful for your cellphone?

Actually, don’t answer yet. With every passing month, cellphones are becoming even more useful. Sure, it’s nice that they let you call people from the road. But lately, their reach has grown, thanks to clever programmers making links between the cellular world and the Internet.

Here, for your gratitude-generating pleasure, is a rundown of some of the most exciting and powerful services awaiting your cellphone at this very moment. Better yet, at the moment, they’re all free.

FREE DIRECTORY ASSISTANCE By this time, it’s quite clear that nobody with a “$50 a month” calling plan actually pays only $50 a month. The cellphone companies will do anything to puff up your bill — like charging you $1.50 or $2 every time you dial 411 to find a phone number.