Missing something? Call 213-5555 Published Feb. 10, 2010 By Base Defense Operations Center 71st Flying Training Wing Security Forces VANCE AIR FORCE BASE, Okla. -- A new hotline is available to coordinate the safe return of missing property to owners. Those missing property who believe it to be located on base should call (580) 213-5555 and leave a message with a description of the property, a name and phone number. Those who have found property should contact the Base Defense Operations Center at 213-7415 or DSN 448-7415.