www.dona.org

Learn all about Birth and Postpartum Doulas, as well as DONA International's Code of Ethics & Standards of Practice  You can also use the "Find a Doula" page to find certified doulas in your area.

www.childbirthconnection.org

Childbirth Connection promotes safe, effective and satisfying evidence-based maternity care and is a voice for the needs and interests of childbearing families. The site has many resources on maternity care, pregnancy and birth. 

www.llli.org

La Leche League International is a worldwide educational, non–sectarian, not-for-profit, volunteer- based organization that provides bodyfeeding information and support to those who want to bodyfeed/breastfeed their infants.
This link is specifically for the portion of their site dedicated to Transgender and Non-binary parents interested in bodyfeeding/breastfeeding. It is a good starting point to learn more on options which may benefit you and your family. It also includes links to other sites with similar information.

www.postpartum.net

Approximately 15% of all women will experience postpartum depression following the birth of a child. Up to 10% will experience depression or anxiety during pregnancy. 
It is the vision of PSI that every woman and family worldwide will have access to information, social support, and informed professional care to deal with mental health issues related to childbearing. Their website also includes links to free online support groups on a wide range of topics, including grief and loss.