International. 3500 groups. Founded 1956. Support and education for breastfeeding mothers. Group discussions, personal help, classes and conferences. Publishes literature on breastfeeding and parenting. Bi-monthly newsletter and phone support network. Assistance with starting new groups.
Write:
La Leche League
P.O. Box 4079
Schaumburg, IL 60168-4079
Voice: 1-800-525-3243 (day) or 847-519-7730
Fax: 847-969-0460
TDD: 847-592-7570
Website: http://www.lalecheleague.org
Verified: 7/31/2012

National. 30 sites. Founded 1975. Support, local discussion groups, activities regarding parenting, pregnancy, childbirth and work/life issues. Plus webinars and parenting blog on website. National and some local newsletters, conference and advocacy. Has up-to-date information on contacting local Mothers' Center programs, starting a center.
Write:
National Association of Mothers' Centers
1740 Old Jericho Turnpike
Jericho, NY 11753
Voice: 1-877-939-6667 or 516-939-6667
Fax: 516-750-5365
Website: http://www.motherscenter.org
E-mail: info@motherscenter.org
Verified: 7/17/2012

Online. Organization dedicated to providing support, funding research, raising public awareness and education for those whose lives have been touched by preeclampsia and other hypertensive disorders while pregnant. Forums.
Website: http://www.preeclampsia.org
Verified: 6/29/2012

National network. Founded 1991. Trained former high risk pregnancy moms provide support to current high risk patients and their families. Provides educational resources, advocacy and emotional support via phone and e-mail.
Write:
Sidelines National Support Network
P.O. Box 1808
Laguna Beach, CA 92651
Voice: 1-888-447-4754
Fax: 949-497-5598
Website: http://www.sidelines.org
E-mail: sidelines@sidelines.org
Verified: 8/2/2012