In addition to being one of the leading infertility advocacy groups, Resolve offers access to a number of in person and online support groups and forums. Resolve also offers a number of other fertility resources.
A closed Facebook group for women in the military or with spouses in the military. Verification of military association is required and the once in the group no one on you page is able to see you are a member of the group or what is posted in the group. This is an excellent resource given the unique features of military personnel facing fertility issues.
Closed Facebook group for non-religious couples seeking fertility treatments. The groups is not the most active but offers a good alternative for those seeking a group with no religious commentary.
The Bump, usually associated with pregnancy also offers support for miscarriage and pregnancy loss.