Nicotine Anonymous is a Non-Profit 12 Step Fellowship of men and women helping each other live nicotine-free lives. Nicotine Anonymous welcomes all those seeking freedom from nicotine addiction, including those using cessation programs and nicotine withdrawal aids. The primary purpose of Nicotine Anonymous is to help all those who would like to cease using tobacco and nicotine products in any form. The Fellowship offers group support and recovery using the 12 Steps as adapted from Alcoholics Anonymous to achieve abstinence from nicotine.

More info, help links & Source:
http://www.nicotine-anonymous.org/