Despite the fact that it means less print in the world, I will sign up for this as the phone book is useless to me.
This would be a good time to remind everyone that you can register yourself on a national DNM (Do Not Mail) list with the DMA (Direct Marketers Association) here:
http://www.dmachoice.org/. Almost all mailers use this list to suppress their mailings. It's not a perfect system, but it is a very effective one.
(The last paragraph is copied from a previous post I made several months ago.)