For U.S. Army enlistment processing in Chula Vista, the Army Recruiting Office at 320 East H Street serves as the local station for active-duty, Army Reserve, and Army National Guard accession within the South Bay. The station operates under United States Army Recruiting Command (USAREC) and coordinates post-enlistment transition support with veterans' service organizations in the area, including American Legion Post 434. Recruiters administer the Armed Services Vocational Aptitude Battery (ASVAB) pre-screening process, guiding applicants through the 10-subtest assessment that determines Military Occupational Specialty (MOS) qualification across combat, technical, and administrative career fields. The 320 East H Street location shares a multi-service recruiting complex near the Otay Ranch Town Center commercial corridor, giving prospective enlistees access to Army, Air Force, and Navy offices in a single visit. Applicants preparing for the ASVAB's physical-fitness screening component train at South Bay facilities including GreenSpeed Training Facility, which offers strength and conditioning programs calibrated to military entry standards. The enlistment pipeline processes applicants through MEPS (Military Entrance Processing Station) medical screening, security-clearance initiation, and MOS assignment before issuing ship dates to Basic Combat Training at Fort Jackson, Fort Moore, or Fort Leonard Wood.