Lyme Aid 
Victims come together to share their knowledge of Lyme disease and to support one another by posting messages or chat.
http://groups.yahoo.com/group/lyme-aidFinger Lakes Lyme 
Lyme disease discussion and announcements for Finger Lakes, New York and Sayre, Pennsylvania areas.
http://groups.yahoo.com/group/fingerlakeslyme
Lovey On Lyme 
Discussion group for those who suffer from Lyme disease and coinfections.
http://groups.yahoo.com/group/LoveyOnLyme
Lyme Disease and Emerging Illness Forum 
A forum for questions, concerns, or support related to Lyme and other tick-borne diseases. Weekly chats and newsletter sign up.
http://forums.about.com/n/main.asp?webtag=ab-lymedisease&nav=start
Lovey On Lyme Caregiver Support 
Forum for those who provide care for persons afflicted with Lyme disease and other tick-borne diseases.
http://groups.yahoo.com/group/LoveyOnLymeCaregiverSupport
Lyme Teens 
A list for young people suffering from Lyme disease.
http://groups.yahoo.com/group/Lyme-Teens
Parents of Lyme Kids (PoLK) 
Parents of children with Lyme disease come together to discuss challenges and situations, find support, and to seek advice from those who "have been there".
http://groups.yahoo.com/group/Parents_of_Lyme_Kids
Robynn's Lyme List 
Moderator provides approximately one or two messages of current or relevant Lyme disease information each day.
http://groups.yahoo.com/group/Robynns_Lyme_List
Maine Lyme Disease 
An information and support group for the people of Maine who have Lyme disease.
http://groups.yahoo.com/group/MaineLymeDisease
FL-Lyme Disease Network 
An email group for Floridians and others interested in learning more about Lyme and other tick-borne diseases.
http://groups.yahoo.com/group/FL-LymeDiseaseNetwork
Lyme Borreliosis and Related Infections Center of Knowledge (LymeRICK) 
This group is intended for scientific discussion about tick-borne infections and related topics, and for collection of knowledge, experience and scientific references on the subject.
http://groups.yahoo.com/group/LymeRICK/
Lyme Information 
Message board and archive of informative reports, journal entries and research relating to the disease and coinfections.
http://groups.yahoo.com/group/lyme-information
Amyotrophic Lateral Sclerosis and Lyme (alslyme) 
An information-sharing resource for PALS (People with ALS), also known as Lou Gehrig's disease, who also have tested positive for Lyme disease and related infections, and for their caregivers, friends and health-care professionals.
http://groups.yahoo.com/group/alslyme
LymeInfo 
Moderated mailing list features news, scientific items, and upcoming events.
http://health.groups.yahoo.com/group/lymeinfo/
EuroLyme 
Message board based in the United Kingdom. Invites contributions and questions from patients and health professionals in Europe.
http://health.groups.yahoo.com/group/EuroLyme/
Truth About Lyme Disease 
Offers a support forum, resources, and patient stories.
http://www.truthaboutlymedisease.com/