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Help for Postmaster sending issues

We want Yahoo Mail accounts to get the messages they want and avoid those they don't. If you're a postmaster for an organization that's having problems sending to Yahoo email addresses, we have some suggestions that should help.

Why messages to Yahoo can be deferred

Depending on the error you receive your messages can be deferred temporarily or permanently. You can learn more about your specific error in the articles linked below:

Next steps

If you're still having difficulty sending to Yahoo Mail addresses: