This is a free public service sponsored by the Department of Defense. Your message will be handled over military circuits with complete confidentiality by Department of Defense trained and licensed, volunteer MARS radio operators and their active duty military counterparts all over the world. The person receiving this message cannot at times, such as war time operations, send a reply using the same communications system. A complete mailing address is required for both parties. 

Service is only available to US Military Personnel and their families, Department of State Personnel, and Department of Defense Civilian Personnel.