Did you know there are limitations on what you can send through snail mail?

If you plan on sending anything through the U.S. Postal Service in Massachusetts any time soon, you may need to check out the guidelines before sticking a stamp on it.

Some of the items are self-explanatory, but there are a few that may catch you by surprise.

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While some items are strictly prohibited, some are categorized as “restricted” or allowed under certain conditions.

Let’s take a deeper dive into which items to look out for.

For one, shipping Hazardous Materials (HAZMAT) requires a little more attention. Hazardous materials are substances that could injure people or cause damage if not handled properly, such as chemicals or flammable items.

Here’s the tricky part: Some HAZMAT is prohibited, and some simply restricted.

For Massachusetts residents looking to ship items domestically, the list of prohibited items is pretty straightforward.

If you have a friend in California looking to try out cannabis strands from Massachusetts, you won’t be able to send it through USPS.

The same goes for any explosives you may be trying to ship out.

When it comes to restricted items, think twice before shipping alcohol to your bestie in New Hampshire or sending Aunt Carol’s cremated remains to her hometown in Florida.

To make mailing easier for Massachusetts residents, we have compiled a list of all the prohibited and restricted items that are of concern to the U.S. Postal Service.

Check out the list below before stocking up on shipping supplies.

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