Size and weight guidelines
View size and weight limits for shipping parcels and business letters.
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International post guide
Check the guidelines for shipping to a particular international destination.
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Prohibited and restricted items
Check which items can’t be posted, including gases and some batteries.
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Valuable items
Check Extra Cover, damaged items and compensation when shipping valuable items.
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Addressing guidelines
Check how to address business mail correctly, so we can deliver it without delay.
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International customs requirements
Find the customs forms you need to complete before shipping parcels overseas.
Not a business customer?
Find information to help you send a parcel or post a letter within our guidelines.