332 Availability

Customers may purchase Registered Mail service for items that weigh up to 4 pounds. Registered Mail service is not available with Global Express Guaranteed, Express Mail International, or Priority Mail International parcels or any type of M-bag service. See Individual Country Listings for additional country-specific prohibitions and restrictions. Registered Mail service is available for the following types of mail:

1. The Priority Mail International flat-rate envelope, including free matter for the blind items.
2. The Priority Mail International small flat-rate box, including free matter for the blind items.
3. First-Class Mail International items, including free matter for the blind items.