Contrary to common belief, a medical assignment limitation code, commonly known as the "Ccode," does not disqualify an Airman from deployment. Students may contact the IHG Army Hotels Joint Base San Antonio Fort Sam.Write Letters: Get creative! Email the Military and Veterans Services Center. Physical Address 1422 E. Grayson St., 4th Floor Grayson Heights Building San Antonio, TX 78208. DOD Safe help line: 887-995-5247. The Military Reception Area is in the northern part of Terminal B and offers snacks, coffee, and plenty of room to sit down and relax. METC is a leader in military medical education. Our tri-service campus is located in the city of San Antonio on Joint Base San Antonio-Fort Sam Houston, Texas.