The 988 Suicide & Crisis Lifeline is a United States-based suicide prevention network of over 200+ crisis centers that provides 24/7 service via a toll-free hotline with the number 9-8-8. It is available to anyone in suicidal crisis or emotional distress.
Learn How To Help! check out the program below, provided by the US Dept. of Veteran Affairs.
https://www.usveteranoutreach.org/
Call the Veteran Suicide Hotline at 1-800-273-8255. If this is an emergency, call 911. Or click on their website and send a message from their Contact page