Incest Survivors Support Group
Incest refers to any sexual activity between closely related persons that is illegal or socially taboo. Consensual adult incest is very rare. Incest between adults and prepubescent or adolescent children is a form of child sexual abuse that has been shown to be one of the most extreme forms of childhood trauma. If you or a loved one is a survivor of incest, join the group...
I don't know that there are many safe places for men to disclose and heal. I've seen some pretty disturbing things go on here, on Daily Strength, where men are dismissed, disbelieved, or blamed.
I'm so sorry this happened to you. Know that you aren't alone and that you can get through it. Have you come across 1in6 yet? https://1in6.org