Contact Us Your name Please enter your name. Your email Please enter a valid email. Your phone Please enter a valid phone number. Your message Please enter a message. Send Message Sent! Message failed. Please try again. Main Office: 717-686-9160 admin@peacepromise.org P.O. Box 1502 Mechanicsburg, PA 17055 Interested in partnering with Peace Promise? Donate To stay up to date with Peace Promise, subscribe to our email newsletter today. Subscribe Loading... Thank you! You have successfully joined our subscriber list.