ZIP 09503 at a glance

USPS status
ActiveOn USPS’s APO/FPO/DPO table as of October 1, 2026.
Post office
FPOFleet Post Office, used by Navy and Marine Corps units and ships. Several older public ZIP sources agree it is FPO, but no USPS bulletin since 2022 mentions it. Confirm with the recipient.
Region
AE, Armed Forces EuropeCovers Europe, the Middle East, Africa and Canada.
Delivery group
Europe and AtlanticUSPS groups ZIP prefixes 090–092 and 094–099 together for delivery-time estimates.
Exact location
Not publishedUSPS and the Department of Defense don’t disclose which base, ship or embassy a ZIP serves. That protects the people there. If you need to know, ask the recipient.

How to write an address for 09503

Use the recipient’s own unit and box. The last line is the only part this ZIP decides.

Don’t add a base, city or country. If a form asks for a country, choose United States.

What ZIP 09503 restricts

USPS lists 6 mailing restrictions for this ZIP, 4 of them bans on specific items. Restrictions are set per ZIP, so another ZIP in the same region can differ.

Can’t be sent

  • Firearms, except to or from official U.S. agencies(F)
  • Weapons of any kind(F1)
  • Alcoholic beverages(R)
  • Brewing and distilling supplies (hops, malt, yeast)(R1)

Paperwork and approvals

  • Customs form PS 2976 or 2976-A for anything 16 oz or heavier, and for any merchandise at any weight. Priority Mail Express Military Service needs PS 2976-B.(B)

Size, weight and service

  • No Priority Mail Express Military Service(V)

USPS codes for 09503: B-F-F1-R-R1-V. What each code means.