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International Mail Manual (IMM): Mailing Standards of the U.S. Postal Service effective November 3, 2025

Here is the International Mail Manual (IMM) effective November 3, 2025 — the Mailing Standards of the United States Postal Service for international mailing. For previous edition, click here.

INDEX
Index of Countries and Localities
Country Price Groups and Weight Limits
Individual Country Listings
List of Exhibits

1 International Mail Services

2 Conditions for Mailing

3 Extra Services

4 Treatment of Outbound Mail

5 Nonpostal Export Regulations

6 Special Programs

7 Treatment of Inbound Mail

8 (Reserved)

9 Inquiries, Indemnities, and Refunds

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