The new numbers are commercial 210-565-0102 and DSN 665-0102. In the mid-1950s, the Air Force created several prefix codes intended to replace the suffix letters, although both prefixes and suffixes were still being used simultaneously in military service records. Therefore, there were numerous cases of Air Force enlisted members holding 30 and 40 million service numbers. The two million number range was never issued by the Air Force, to avoid repeating service numbers of the Army, with the next range beginning at 3 000 000 and extending to 3 999 999. New regulations declared that on all but the most official of documents (such as a DD Form 214 or evaluation reports) social security numbers would only list the last four digits. 1 but Marine Corps enlisted numbers start much later at #20,001. United States Air Force service numbers were created in the spring of 1948, approximately six months after the Air Force's creation as separate branch of the armed forces. As with other service numbers used by both the Army and the Air Force, procedures were in place to avoid repeat or duplicate numbers. Marine Corps officer numbers also begin at No. 3.3 Officers 1918-1922. AETC's mission begins with the Air Force Recruiting Service, with headquarters at JBSA-Randolph, Texas. These numbers were used from 1966 to 1969. Herring — First enlisted service number of the United States Coast Guard. After the establishment of social security numbers as the primary means of personnel identification, many Regular Air Force personnel would annotate the prefix "FR" before their Social Security number; a practice which continues to this day. The Army of the United States is one of the four major service components of the United States Army, but it has been inactive since the suspension of the draft in 1973 and the U.S. military's transition to a volunteer force. Geographical Codes and Service Number distribution, Service number (United States Armed Forces), House Subcommittee on Tactical Air and Land Forces, House Armed Services Subcommittee on Strategic Forces, Senate Armed Services Subcommittee on Strategic Forces. The next range of Air Force officer service numbers began at 1 800 000 and extended to 1 999 999; these numbers were assigned to former reserve officers of the Army Air Forces who were now members of the Air Force Reserve. By the spring of 1948, the Air Force has established its permanent enlisted service number system with the design mirroring Army numbers almost exactly. Other notable low numbers were: 2A George C. Kenney, 3A John K. Cannon, 4A Hoyt S. Vandenberg, 5A George E Stratemeyer, 10A Nathan Twining, 26A Curtis Lemay. The United States Armed Forces are the military forces of the United States of America. The geographical codes for the Air Force were the same as the Army and recruiting stations had instructions to avoid repeat service numbers and to ensure that no service number was issued by both the Army and the Air Force. Please contact the Total Force Service Center at DSN 665-0102, Commercial at 210-565-0102, or Toll Free at 1-800-525-0102 for assistance. Personnel serving in the United States Army during a major national emergency or armed conflict were enlisted into the Army of the United States, without specifying service in a component. For a brief time in the 1950s until 1965, cadets at the United States Air Force Academy were assigned a special range of service numbers only for use while attending the Academy. The service number range of 11 000 000 to 19 000 000 was used by Regular Air Force in the same manner as the Army, in that these numbers were reserved for Regular Air Force personnel, who had enlisted from inside the United States, with the first two numbers a geographical code and the last six a personal identifier. "With this change Airmen will continue to receive the same level of 24/7 quality assistance as before," Campbell said.