Contact Us Name Please enter your name. Email Please enter a valid email. Phone Please enter a valid phone number. Your Message Please enter a message. Send Message Sent! Message failed. Please try again. DEFCON Underground Mfg. Phone: 816-483-7171 Address: P.O. Box 520811 Independence, MO 64052 Email: Sales@defconbunkers.com Info@defconbunkers.com DUNS # 014055429 CAGE# 861X1