| City: | FPO, Armed Forces Pacific |
| Timezone: | --%> |
| Local Time: | 1:04:08 PM |
| Population: | No Population Data |
| Area Code: | -- |
| Classification: | Military Only |
| Quick Link: |
FPO AP 96306 provides military postal service to Naval Air Facility Atsugi located southwest of Tokyo in Kanagawa Prefecture. NAF Atsugi is the largest U.S. Navy air base in the Western Pacific, spanning approximately 1,249 acres across the cities of Ayase and Yamato. The facility hosts Carrier Air Wing 5 squadrons when the USS Ronald Reagan is in port at Yokosuka. Mail routes through the USPS San Francisco International Service Center with typical delivery times of 10-14 days.
NAF Atsugi was built in 1938 by the Japanese Imperial Navy and has been under U.S. control since August 1945. The facility provides maintenance, training, and logistics support for carrier-based aviation units including strike fighter, electronic attack, and airborne early warning squadrons. Approximately 6,000 military personnel, civilians, and family members live and work on the installation. The base includes family housing, DoDEA schools, commissary, exchange, and MWR facilities.
The Atsugi area offers access to Tokyo and the greater Kanto region. Base amenities include a fitness center, bowling alley, movie theater, and outdoor recreation programs. Personnel sending mail should use the format: Name, PSC 477 Box [Number], FPO AP 96306. The installation provides a full range of support services for naval aviation operations in the Indo-Pacific region.

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Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.