GU Guam Major Regions Postal Code Details
📋 Guam Address and Delivery Guidance
Include the recipient name, building or street address, locality, region where applicable, postal code when the destination uses one, and the destination country or territory.
Use the language, character set and address order requested by the recipient, official postal operator or carrier. Do not assume every destination uses the same postal-code format.
Confirm the postal code, service coverage and any customs or carrier requirements with the recipient and the relevant official postal operator before shipping.
Postal codes help routing only in territories that use them. Accurate recipient details remain essential for delivery in every destination.
Postal information, sources and verification
Use this page as a routing reference and confirm the complete address, postal code format and delivery restrictions with the relevant official postal operator or carrier before dispatch.
Editorial and service accountability
This postal-code reference is maintained by the 56ok.com logistics-content team for international shipping preparation. It is reviewed against publicly available postal-operator information; it is not an official postal authority and does not replace carrier or customs instructions.
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📮Guam Postal FAQ and delivery guidance
📬 What is the format of Guam zip codes?
Guam uses 5-digit ZIP codes starting with 969, e.g., 96910 (Hagåtña), 96913 (Tamuning).
🔍 How to find a zip code for a specific address in Guam?
Use the 'Zip Code Lookup' tool on USPS.com by entering the full address for precise results.
⏱️ How long does shipping to Guam take?
From mainland US: 5-7 business days; International: 7-15 days depending on origin and customs clearance.
📦 Are there size limits for packages to Guam?
Yes: max length 108 inches (274cm), length + girth ≤165 inches (419cm), and max weight 70 lbs (31.5kg).
🚫 What items are prohibited for shipping to Guam?
Flammables, weapons, live animals/plants, drugs, and locally restricted items (e.g., fresh fruits). See USPS.gov for details.